Media Storage Bottles

PETG Bottle Accessories

<h2 dir="ltr">What are PETG Bottles with Accessories?</h2>
 PETG bottles with accessories are sterile, closed-system liquid storage and transfer assemblies combining a square PETG (polyethylene terephthalate glycol-modified) media bottle with a bi-directional transfer cap pre-fitted with TPE (thermoplastic elastomer) tubing and a terminal connector &mdash; Luer lock (male or female) or CPC (clamped pressure connector). The closed system allows aseptic media, serum, buffer, or pharmaceutical intermediate transfer between containers without open-pour steps, substantially reducing contamination risk and compliance burden in cGMP-regulated and BSL-2 laboratory environments.&nbsp; Choose PETG bottle assemblies for any liquid transfer workflow requiring an aseptic closed system &mdash; cGMP media dispensing, FBS aliquoting under sterile barrier, viral vector transfer, or pharmaceutical intermediate handling where open-pour steps are prohibited by SOP or regulatory requirement.
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<h2 dir="ltr">What you will find:</h2>
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1/4" ID TPE Tubing Systems with Female Luer Lock connectors
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1/4" ID TPE Tubing Systems with Male CPC connectors
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1/8" ID TPE Tubing Systems for precision fluid transfer
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1/8" ID TPE Tubing Systems with Female Luer Lock connectors
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1/8" ID TPE Tubing Systems with Male CPC connectors
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0.22&mu;m Vent Filter Assemblies for sterile pressure equalization
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Aseptic Transfer Caps with integrated sealing plugs
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Customizable Tubing Sets for closed-loop systems
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<h2 dir="ltr"> How to Choose PETG Bottle Assemblies</h2>
 Connector Type: Luer Lock vs. CPC Female Luer lock connectors (catalog 352503, 352506 series) mate with male Luer tips on syringe filters, tubing sets, and sterile sampling devices &mdash; the most common connector for inline sterile sampling and small-volume aseptic transfer. Male Luer lock connectors fit female Luer receptacles on peristaltic pump tubing and fluid path assemblies. CPC (clamped pressure connector, also called quick-connect) connectors provide a tool-free, dry-disconnect coupling between two fluid lines without dripping &mdash; used in bioreactor harvest lines, media feed assemblies, and bioprocess fluid path management. Tubing Size: 1/8" vs. 1/4" I.D. NEST assemblies are available with 60 cm TPE tubing in 1/8" I.D. &times; 1/4" O.D. (for low-flow, small-volume transfer with syringe or peristaltic pump at low speed) or 1/4" I.D. &times; 3/8" O.D. (for higher-flow transfer with standard peristaltic pumps). The 3/8" O.D. tubing is the standard for most bioprocess peristaltic pumps. Confirm pump head bore size against tubing O.D. before ordering. Bi-Directional vs. Standard Cap The bi-directional transfer cap in NEST PETG assemblies has a dual-port design: one port connects to the TPE transfer tubing (outflow or inflow path), and the cap as a whole seals the bottle neck during the non-transfer state. This design allows the bottle to function both as a source vessel (liquid out via tubing) and a receiver vessel (liquid in via tubing) without changing the cap assembly. Confirm whether your process requires one-way or two-way transfer before selecting the assembly format. Volume Options NEST PETG bottle assemblies are available in 250 mL, 500 mL, and 1,000 mL volumes, matching standard media, sera, and buffer kit sizes. The 250 mL assembly is standard for small-volume cGMP process sampling; 500 mL and 1,000 mL assemblies suit bulk media dispense and FBS aliquoting at scale. Standard Bottle vs. Assembly For applications that do not require tubing or connectors &mdash; routine cold storage of media, FBS thaw, and buffer archiving &mdash; standard NEST PETG square bottles with HDPE screw caps (catalog 352xxx without accessories) are available at a lower cost. The accessory assembly format is only necessary when closed-system transfer between containers is required.
<h2 dir="ltr"> Specifications Context</h2>
 NEST Scientific PETG bottle assemblies are manufactured under a cGMP quality system conforming to ISO 13485 and 21 CFR 820 (QSR). All components are USP Class VI; the complete assembly is gamma irradiated in the USA to SAL 10⁻⁶ and provided in double-bagged sterile packaging for cleanroom entry. Each lot is tested and certified free of endotoxins, pyrogens, DNase, RNase, and particulates. PETG material: USP Class VI, temperature range &minus;80 &deg;C to +60 &deg;C; TPE tubing: USP Class VI, biocompatible, platinum-cured equivalent. The bi-directional cap body is polycarbonate (PC); the tubing and connector are TPE and polypropylene (PP) or nylon, all USP Class VI. As of 2026, NEST PETG bottle assemblies are used in cGMP biopharmaceutical manufacturing, viral vector production (lentivirus, AAV), FBS aliquoting under sterile barrier, and academic cGMP pilot programs. 
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Maintain the highest standards of aseptic integrity with our specialized assemblies. <a href="https://mbpinc.net/contact-us">Reach out to the experts</a> at Molecular Biology Products Inc. for a quote and keep your fluid handling error-free.

PETG Bottle With Accessories

DataSheet

Product Literature

1L PETG Square Storage Bottle Transfer Cap

C51121-BBB060B by NEST Scientific is a transfer cap for 1 L PETG square storage bottles. Pre-assembled with 60 cm weldable TPE tube (1/4" ID × 3/8" OD), Male CPC quick-connect connector with female sealing cap, and 0.22 µm vent filter (Φ24 mm). TPE is BPOG validated for extractables/leachables. Sterile, 1/pk, 10/cs. Bottle not included.

Manufacturer

1L PETG Square Storage Bottle Transfer Cap, TPE Tube (60cm 1/4" ID 3/8" OD), Male CPC Connector with Female Sealing Cap, Vent Filter (0.22 μm Φ24mm), without Bottle, Sterile, 1/pk, 10/cs

1L PETG Square Storage Bottle Transfer Cap, TPE Tube (60cm 1/4" ID 3/8" OD), Female Luer Lock Connector with Luer plug, Vent Filter (0.22 μm Φ24mm), without Bottle, Sterile, 1/pk, 10/cs

1L PETG Square Storage Bottle Transfer Cap, TPE Tube (60cm 1/8" ID 1/4" OD), Male CPC Connector with Female Sealing Cap, Vent Filter (0.22 μm Φ24mm), without Bottle, Sterile, 1/pk, 10/cs

1L PETG Square Storage Bottle Transfer Cap, TPE Tube (60cm 1/8" ID 1/4" OD), Female Luer Lock Connector with Luer Plug, Vent Filter (0.22 μm Φ24mm), without Bottle, Sterile, 1/pk, 10/cs

1L PETG Square Storage Bottle 3-Port Transfer Cap, TPE Tube (60cm, 1/8" ID, 1/4" OD), Female Luer Connector with Male Sealing Plug, Vent Filter(0.22 µm, Membrane Area 4.5cm²), without Bottle, Sterile, 1/pk, 10/cs

PETG Square Bottles

<h2 dir="ltr">What are PETG Square Media Bottles?</h2>
 PETG square media bottles are single-use, sterile, square-footprint containers manufactured from glycol-modified polyethylene terephthalate (PETG) for storing tissue culture media, fetal bovine serum, PBS, HBSS, buffers, pharmaceutical intermediates, and pH-sensitive aqueous solutions. The square profile reduces cold-room and refrigerator footprint by approximately 25% compared to equivalent-volume round bottles, and flat sides prevent rolling during transport. PETG square bottles are the correct choice over PET when low-temperature stability to &minus;80 &deg;C is needed, when wall durability under cold-room handling is critical, or when closed-system accessory cap assemblies will be used for aseptic liquid transfer.
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<h2 dir="ltr">What you will find:</h2>
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30mL PETG Bottles &ndash; For micro-scale aliquots and stock sampling.
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60mL PETG Bottles &ndash; Compact size for small-volume buffer storage.
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125mL PETG Bottles &ndash; Standard size for routine media prep.
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250mL PETG Bottles &ndash; Ideal for general cell culture storage.
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500mL PETG Bottles &ndash; Optimized for mid-volume biological fluids.
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1000mL PETG Bottles &ndash; For bulk reagent storage and stock solutions.
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2000mL PETG Bottles &ndash; High-capacity for industrial-scale liquid handling.
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<h2 dir="ltr"> How to Choose PETG Square Media Bottles</h2>
 PETG vs. PET vs. PC PETG and PET are chemically similar but differ in crystallinity. PETG's glycol modification reduces polymer crystallinity, improving impact resistance, flexibility, and low-temperature stability. PETG is rated from &minus;80 &deg;C to +60 &deg;C; PET from &minus;60 &deg;C to +60 &deg;C; PC from &minus;135 &deg;C to +135 &deg;C. PETG and PET are both BPA-free and non-autoclavable. PC is autoclavable but BPA-containing. For low-temperature archival storage of serum, enzymes, and viral stocks below &minus;60 &deg;C, PETG is the appropriate single-use choice. Volume Selection by Application The 30 mL and 60 mL bottles suit single-use serum aliquots, enzyme dilutions, and small-scale media preparation for T25 or T75 flasks. The 125 mL and 250 mL formats cover standard T75 and T175 media changes. The 500 mL bottle aligns with standard FBS lot sizes and 500 mL media kit volumes. The 1,000 mL bottle stores a full 1 L media preparation or 1 L FBS aliquot. Each bottle includes 15% headspace above nominal volume for expansion during freezing and thawing. Graduated Markings: Molded vs. Printed NEST Scientific PETG square bottles feature molded graduations (not printed), which remain legible through repeated freeze-thaw cycles, solvent exposure, and autoclave label-remover use. Printed graduations on competing formats can abrade or smear over time. Molded graduations are an important quality checkpoint when selecting PETG bottles for long-term archival. Cap Design NEST PETG square bottle caps are HDPE, designed through a one-shot mold process without an inner gasket. The gasket-free design eliminates a potential leachable point and produces a tighter, more consistent seal under the torque applied during manual capping in a cold room or gloved biosafety cabinet environment. The external collar design provides a secure grip for easy sealing under gloves. Double-Bagged GMP Packaging NEST PETG square media bottles are available in double-bagged sterile packaging, meeting material entry requirements for GMP cleanrooms and ISO-classified bioprocess areas. Each inner bag is heat-sealed; the outer bag provides additional sterility protection against outer packaging damage during courier transit. Standard Bottle vs. Accessory Assembly For routine media and serum cold storage, standard PETG square bottles with HDPE screw caps are the appropriate, cost-effective format. When closed-system aseptic liquid transfer between containers is required &mdash; cGMP media dispensing, viral stock aliquoting, pharmaceutical intermediate handling &mdash; choose NEST PETG bottles with bi-directional transfer cap assemblies (TPE tubing + Luer lock or CPC connector). 
<h2 dir="ltr"> Specifications Context</h2>
 NEST Scientific PETG square media bottles are manufactured from 100% virgin PETG resin in ISO 8 (Class 10,000) cleanrooms. Both PET and PETG materials meet USP Class VI and USP &lt;661&gt; biocompatibility requirements and ISO 10993 quality system standards per NEST lot certificates. E-beam sterilization achieves SAL 10⁻⁶. Smooth inner surface minimizes liquid residue on the wall. Operating temperature: &minus;80 &deg;C to +60 &deg;C. HDPE cap is heavy-metal-free per regulatory testing. Shelf life: 3 years from production month. As of 2026, NEST Scientific is ISO 9001:2015 and ISO 13485 certified with FDA registration. 
In a field where a single leak can ruin weeks of data, precision is everything. <a href="https://mbpinc.net/contact-us" style="color: #236fa1; text-decoration: underline;">Contact the Molecular Biology Products Inc. team</a> for a quote and ensure your closed-system transfers stay flawless.

1L PETG Square Storage Bottle with Bi-directional Transfer Cap

C51121-BBB060A by NEST Scientific — 1L PETG square storage bottle with bi-directional transfer cap: TPE tube (60 cm, 1/4" ID), male CPC connector, and 0.22 µm vent filter. Sterile, 1/pk. For closed aseptic fluid transfer in bioprocess workflows.

1L PETG Square Storage Bottle with Bi-directional Transfer Cap with TPE Tube (60cm 1/4" ID 3/8" OD), Male CPC Connector with Female Sealing Cap, Vent Filter (0.22 μm Φ24mm), Sterile, 1/pk, 10/cs

1L PETG Square Storage Bottle with Bi-directional Transfer Cap with TPE Tube (60cm 1/4" ID 3/8" OD), Female Luer Lock Connector with Luer Plug, Vent Filter (0.22 μm Φ24mm), Sterile, 1/pk, 10/cs

1L PETG Square Storage Bottle with Bi-Directional Transfer Cap with TPE Tube (60cm 1/4" ID 7/16" OD), Heat seal ,Vent Filter (0.22 μm 4.5cm²), Sterile, 1/pk, 10/cs

1L PETG Square Storage Bottle with Bi-directional Transfer Cap with TPE Tube (60cm 1/8" ID 1/4" OD), Male CPC Connector with Female Sealing Cap, Vent Filter (0.22 μm Φ24mm), Sterile, 1/pk, 10/cs

1L PETG Square Storage Bottle with Bi-Directional Transfer Cap with TPE Tube (60cm 1/8" ID 1/4" OD), Male Luer Connector with Female Luer Cap, Vent Filter (0.22 μm 4.5cm²), Sterile, 1/pk, 10/cs

1L PETG Square Storage Bottle with Bi-directional Transfer Cap with TPE Tube (60cm 1/8" ID 1/4" OD), Female Luer Lock Connector with Luer Plug, Vent Filter (0.22 μm Φ24mm), Sterile, 1/pk, 10/cs

1L PETG Square Storage Bottle with 3-Port Transfer Cap with TPE Tube（60cm, 1/8" ID, 1/4" OD), Female Luer Connector with Male Sealing Plug, Vent Filter (0.22 µm, Membrane Area 4.5cm²), Sterile, 1/pk, 10/cs

250 mL PETG Square Storage Bottle with Bi-directional Transfer Cap

C50921-BBB060A by NEST Scientific is a 250 mL PETG square storage bottle with a bi-directional transfer cap, 60 cm TPE tube (1/4″ ID, 3/8″ OD), Female Luer Lock Connector, and 0.22 µm vent filter (Φ24 mm). BPOG-validated extractables, E-beam sterile, DNase/RNase/pyrogen-free, ISO 13485 and 21 CFR Part 820 compliant. 1/pk, 10/cs.

250mL PETG Square Storage Bottle with Bi-directional Transfer Cap with TPE Tube (60cm 1/4" ID 3/8" OD), Male CPC Connector with Female Sealing Cap, Vent Filter (0.22 μm Φ24mm), Sterile, 1/pk, 10/cs

250mL PETG Square Storage Bottle with Bi-directional Transfer Cap with TPE Tube (60cm 1/4" ID 3/8" OD), Female Luer Lock Connector with Luer Plug, Vent Filter (0.22 μm Φ24mm), Sterile, 1/pk, 10/cs

250mL PETG Square Storage Bottle with Bi-Directional Transfer Cap with TPE Tube (60cm 1/4" ID 7/16" OD), Heat seal ,Vent Filter (0.22 μm 4.5cm²), Sterile, 1/pk, 10/cs

250mL PETG Square Storage Bottle with Bi-directional Transfer Cap with TPE Tube (60cm 1/8" ID 1/4" OD), Male CPC Connector with Female Sealing Cap, Vent Filter (0.22 μm Φ24mm), Sterile, 1/pk, 10/cs

250mL PETG Square Storage Bottle with Bi-directional Transfer Cap with TPE Tube (60cm 1/8" ID 1/4" OD), Female Luer Lock Connector with Luer Plug, Vent Filter (0.22 μm Φ24mm), Sterile, 1/pk, 10/cs

250mL PETG Square Storage Bottle Transfer Cap

NEST Scientific C50921-BBB060B is a sterile 250 mL PETG square storage bottle with a transfer cap, 60 cm TPE tube (1/4″ ID × 3/8″ OD), female Luer lock connector, and 0.22 μm vent filter. BPOG E&L validated. For closed aseptic liquid transfer in pharmaceutical and bioprocess applications. Sterile, 1/pk, 10/cs.

250mL PETG Square Storage Bottle Transfer Cap, TPE Tube (60 cm 1/4" ID 3/8" OD), Male CPC Connector with Female Sealing Cap, Vent Filter (0.22 μm Φ24mm), without Bottle, Sterile, 1/pk, 10/cs

250mL PETG Square Storage Bottle Transfer Cap, TPE Tube (60cm 1/4" ID 3/8" OD), Female Luer Lock Connector with Luer Plug, Vent Filter (0.22 μm Φ24mm), without Bottle, Sterile, 1/pk, 10/cs

250mL PETG Square Storage Bottle Transfer Cap, TPE Tube (60cm 1/8" ID 1/4" OD), Male CPC Connector with Female Sealing Cap, Vent Filter (0.22 μm Φ24mm), without Bottle, Sterile, 1/pk, 10/cs

250mL PETG Square Storage Bottle Transfer Cap, TPE Tube (60cm 1/8" ID 1/4" OD), Female Luer Lock Connector with Luer Plug, Vent Filter (0.22 μm Φ24mm), without Bottle, Sterile, 1/pk, 10/cs

2L PETG Square Storage Bottle Transfer Cap, Bi-Directional Transfer Cap with TPE Tube (60cm, 1/4" ID, 3/8" OD), Female Luer Connector with Male Sealing Plug Vent Filter(0.22 µm, Membrane Area 13.8cm²), without Bottle, Sterile, 1/pk, 4/cs

C501AA-BHC060B by NEST Scientific is a bi-directional transfer cap for 2 L PETG square storage bottles. Pre-assembled with 60 cm TPE tube (1/4" ID × 3/8" OD), Female Luer connector with male sealing plug, and 0.22 µm vent filter (13.8 cm² membrane area). Sterile, 1/pk, 4/cs. Bottle not included.

500mL PETG Square Storage Bottle Transfer Cap

NEST Scientific C51021-BBB060B: 500 mL PETG square storage bottle with bi-directional transfer cap, 60 cm Saint-Gobain TPE tube (1/4" ID, 3/8" OD), MPC connector, 0.22 µm PTFE vent filter. E-beam sterile SAL 10⁻⁶, ISO 7 cleanroom, USP VI. 1/pk, 10/cs. Order at <a href="https://www.mbpinc.net/quickorder">mbpinc.net/quickorder</a>.

500mL PETG Square Storage Bottle Transfer Cap, TPE Tube (60 cm 1/4" ID 3/8" OD), Male CPC Connector with Female Sealing Cap, Vent Filter (0.22 μm Φ24mm), without Bottle, Sterile, 1/pk, 10/cs

500mL PETG Square Storage Bottle Transfer Cap, TPE Tube (60cm 1/4" ID 3/8" OD), Female Luer Lock Connector with Luer plug, Vent Filter (0.22 μm Φ24mm), without Bottle, Sterile, 1/pk, 10/cs

500mL PETG Square Storage Bottle Transfer Cap, TPE Tube (60cm 1/8" ID 1/4" OD), Male CPC Connector with Female Sealing Cap, Vent Filter (0.22 μm Φ24mm), without Bottle, Sterile, 1/pk, 10/cs

500mL PETG Square Storage Bottle Transfer Cap, TPE Tube (60cm 1/8" ID 1/4" OD), Female Luer Lock Connector with Luer Plug, Vent Filter (0.22 μm Φ24mm), without Bottle, Sterile, 1/pk, 10/cs

500mL PETG Square Storage Bottle with Bi-directional Transfer Cap

C51021-BBB060A by NEST Scientific is a 500&#160;mL PETG square storage bottle with bi-directional transfer cap, 60&#160;cm TPE tubing (1/8&#8243; ID × 1/4&#8243; OD), 0.22&#160;µm vent filter, and standard Luer connector. Sterile; DNase/RNase/pyrogen-free; BPOG-validated; manufactured under ISO&#160;13485/21&#160;CFR&#160;820. For aseptic closed liquid transfer in pharmaceutical and bioprocess workflows. Pack: 10/case.

500mL PETG Square Storage Bottle with Bi-directional Transfer Cap with TPE Tube (60cm 1/4" ID 3/8" OD), Male CPC Connector with Female Sealing Cap, Vent Filter (0.22 μm Φ24mm), Sterile, 1/pk, 10/cs

500mL PETG Square Storage Bottle with Bi-directional Transfer Cap with TPE Tube (60cm 1/4" ID 3/8" OD), Female Luer Lock Connector with Luer Plug, Vent Filter (0.22 μm Φ24mm), Sterile, 1/pk, 10/cs

500mL PETG Square Storage Bottle with Bi-Directional Transfer Cap with TPE Tube (60cm 1/4" ID 7/16" OD), Heat seal ,Vent Filter (0.22 μm 4.5cm²), Sterile, 1/pk, 10/cs

500mL PETG Square Storage Bottle with Bi-directional Transfer Cap with TPE Tube (60cm 1/8" ID 1/4" OD), Male CPC Connector with Female Sealing Cap, Vent Filter (0.22 μm Φ24mm), Sterile, 1/pk, 10/cs

500mL PETG Square Storage Bottle with Bi-directional Transfer Cap with TPE Tube (60cm 1/8" ID 1/4" OD), Female Luer Lock Connector with Luer Plug, Vent Filter (0.22 μm Φ24mm), Sterile, 1/pk, 10/cs

<h2 dir="ltr">What are Media Storage Bottles?</h2>
 Media storage bottles for cell culture are sterile, single-use or multi-use plastic containers used to store and dispense tissue culture media, sera, buffers, and other aqueous solutions in research and biopharmaceutical laboratory settings. Choose PC bottles for autoclavable reuse; PET for single-use media storage and transport; PETG for low-temperature archival, closed-system transfer, and pH-sensitive long-term storage.
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<h2 dir="ltr">What you will find:</h2>
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<a href="media-storage-bottles/petg-square-bottles">PETG Square Bottles </a>for space-saving laboratory storage
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<a href="consumables/cell-culture/media-storage-bottles/petg-bottle-with-accessories" style="color: #236fa1;">PETG Bottle With</a><a href="media-storage-bottles/petg-bottle-with-accessories" style="color: #236fa1;"> Accessories&nbsp;</a><a href="https://mbpinc.net/petg-bottle-with-accessories" title="PETG Bottle With Accessories" style="color: #236fa1; text-decoration: underline;"></a>for specialized fluid handling
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<a href="media-storage-bottles/pc-media-bottles">PET Media Bottles </a>for high-clarity reagent containment
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<a href="media-storage-bottles/pc-media-bottles">PC Media Bottles </a>for superior mechanical durability
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<h2 dir="ltr"> How to Choose Media Storage Bottles</h2>
 Material: PC vs. PET vs. PETG PC (polycarbonate) bottles are window-clear, shatter-proof, and rated for repeated autoclaving (up to 5&ndash;10 cycles) &mdash; the standard for labs that prepare and sterilize media in-house. PC is resistant to alcohols, weak acids, and aliphatic hydrocarbons; it is not compatible with strong bases or organic solvents. PC contains BPA (bisphenol A) by its monomer chemistry and is not recommended for long-term hormone-sensitive cell culture applications. PET bottles are optically clear, lighter than glass, non-cytotoxic, and non-autoclavable, rated from &minus;60 &deg;C to +60 &deg;C. They are the cost-effective standard for single-use media and sera storage in non-autoclave workflows. PETG (glycol-modified PET) adds a glycol co-monomer that reduces crystallinity, improving impact resistance, low-temperature stability to &minus;80 &deg;C, and flexibility. PETG is the preferred material for long-term storage of pH-sensitive liquids, protein/vaccine intermediates, and applications requiring closed-system accessory assemblies. Round vs. Square Bottles Round bottles (Boston round, GL45 thread) are compatible with standard bottle-top vacuum filtration systems (Millipore Stericup, Corning Costar) and are the format of choice for media vacuum-filtered in-house. Square bottles conserve refrigerator and cold room shelf space due to their flat sides and stackable design, reducing storage footprint by approximately 25% versus equivalent-volume round bottles. NEST Scientific PET and PETG square media bottles feature molded graduations and a white labeling area on two sides. Volume Range Standard media bottle volumes are 60 mL, 125 mL, 250 mL, 500 mL, and 1,000 mL, corresponding to common media and sera kit sizes. A 250 mL bottle accommodates a standard 250 mL media aliquot; a 500 mL bottle holds standard FBS lots or 500 mL media packs. Confirm that the bottle's nominal volume includes 15% additional headspace for mixing, thawing expansion, and transfer operations. Accessory Assembly vs. Standard Cap Standard PETG square media bottles ship with an HDPE screw cap &mdash; suitable for storage and manual transfer. PETG bottles with accessory caps (bi-directional transfer cap + TPE tubing + Luer lock or CPC connector, NEST catalog 3525xx series) create a fully closed aseptic liquid transfer system &mdash; used in cGMP environments, bioprocess research, and any workflow where open-pour media transfer creates contamination or regulatory risk. Sterility and Certifications For cell culture use, all media storage bottles must be certified DNase/RNase-free, non-pyrogenic (endotoxin-free), and non-cytotoxic. NEST Scientific PET and PETG media bottles meet USP Class VI and ISO 10993 biocompatibility requirements, are manufactured in ISO 8 cleanrooms, and are gamma or E-beam-sterilized. PC bottles from autoclave-capable suppliers use virgin Lexan&reg; PC resin compliant with USP Class VI.
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<h2 dir="ltr">Specifications Context</h2>
 NEST Scientific square PET media bottles (catalog 334xxx) and PETG media bottles (catalog 352xxx) are manufactured from 100% virgin material in ISO 8 cleanrooms. Both materials meet USP Class VI and ISO 10993 biocompatibility requirements. Bottles are gamma irradiated in the USA or E-beam sterilized to SAL 10⁻⁶; each lot is certified DNase/RNase-free, pyrogen-free, and endotoxin-free. PETG bottles feature molded graduations (not printed), smooth inner surface to minimize residue on the wall, a one-shot-molded cap seat (no inner gasket required), and a double-bagged sterile packaging format meeting GMP purification workshop material-entry requirements. NEST Scientific PET and PETG media bottles are stocked by MBP in sizes from 60 mL to 1,000 mL. 
Don't wait for a contamination crisis to upgrade your storage. <a href="https://mbpinc.net/contact-us" title="Reach out to the Molecular Biology Products Inc.">Reach out to the Molecular Biology Products Inc.</a> experts for a quote and keep your reagents locked down.

<h2>What are PC Media Bottles?</h2>
 PC (polycarbonate) media storage bottles are reusable, autoclavable, highly transparent plastic containers used to prepare, sterilize, store, and dispense tissue culture media, sera, buffers, and other aqueous solutions. Polycarbonate &mdash; a rigid aromatic polyester with carbonate linkages &mdash; is the strongest standard thermoplastic, rated for use from &minus;135 &deg;C to +135 &deg;C, making it suitable for ultra-low freezer storage through repeated autoclave sterilization at 121 &deg;C. PC is window-clear, virtually shatterproof compared to glass, and dimensionally stable after autoclaving when not placed under vacuum stress. PC media bottles are the correct choice for any in-house media or buffer preparation workflow requiring autoclave sterilization, where cost amortization across multiple autoclave cycles justifies the higher per-bottle price versus single-use PET/PETG.
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<h2 dir="ltr">What you will find:</h2>
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30mL PC Media Bottles for small-scale reagent sampling
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60mL PC Media Bottles for compact laboratory storage
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125mL Polycarbonate Bottles for routine buffer handling
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250mL PC Media Bottles for mid-range media volumes
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500mL PC Media Bottles for standard cell culture prep
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1000mL PC Media Bottles for large-batch reagent storage
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2000mL Large Capacity Bottles for high-volume liquid transfer
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5000mL PC Media Bottles for industrial-scale stock solutions
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<h2> How to Choose PC Media Bottles</h2>
 Number of Autoclave Cycles Standard PC lab bottles withstand 5&ndash;10 autoclave cycles at 121 &deg;C before mechanical strength begins to degrade, and discoloration may appear. Nalgene polycarbonate bottles (USP Class VI virgin resin, Thermo Fisher) are rated for use up to the manufacturer's cycle guidance. Each autoclave cycle causes mild hydrolytic attack on carbonate linkages &mdash; do not use PC bottles for vacuum applications after they have been autoclaved, as mechanical strength reduction raises implosion risk. BPA Consideration Polycarbonate contains bisphenol A (BPA) as a consequence of its carbonate-monomer chemistry. Trace BPA can leach from PC surfaces into aqueous solutions, particularly at elevated temperatures (autoclaving, warm media). For applications using estrogen receptor&ndash;positive cell lines (MCF-7, T47D), primary endocrine cells, or embryonic stem cells, BPA-free alternatives (PET or PETG) are the safer choice. For standard media preparation and non-hormone-sensitive applications, the trace BPA levels in USP Class VI PC do not affect results. Chemical Compatibility PC resists weak acids, alcohols (ethanol up to 70%), and aliphatic hydrocarbons. PC is not compatible with strong bases (NaOH, KOH), organic solvents (acetone, DMSO at high concentration), concentrated acids, or hydrolytic conditions at elevated pH &mdash; all rapidly degrade carbonate linkages, causing crazing, cracking, or failure. Never autoclave PC with alkaline or oxidizing cleaning agents. For compatibility questions, consult the manufacturer's chemical resistance guide. Round (GL45) vs. Square Format PC round bottles (Boston round profile, GL45 threaded neck) are the dominant format for media preparation because they directly accept bottle-top vacuum filtration assemblies (Millipore Stericup, Corning) and are compatible with GL45 lids and pouring rings. PC square bottles conserve refrigerator shelf space and are preferred for cold-storage media archiving. Confirm whether your bottle-top filter threading matches GL45, 38-430, or 45-400 before ordering round bottles. Volume and Headspace PC media bottles are available from 125 mL to 10 L. Standard cell culture volumes &mdash; 125 mL, 250 mL, 500 mL, 1,000 mL &mdash; correspond to common media kit sizes. Each bottle nominally includes 15% additional headspace for autoclaving thermal expansion (liquid expands ~4% on autoclave heating) and safe pouring; never fill above the marked maximum fill line before autoclaving. 
<h2> Specifications Context</h2>
 Nalgene polycarbonate bottles are manufactured from USP Class VI laboratory-grade PC resin compliant with USP and ASTM biocompatibility testing, EP monographs, EU food-contact directives, CONEG, and RoHS requirements. Temperature use range: &minus;135 &deg;C to +135 &deg;C; autoclavable at 121 &deg;C per cycle guidance. Mechanical properties: PC has a tensile strength of approximately 55&ndash;75 MPa and impact resistance that remains &gt;50 J/m at &minus;40 &deg;C, making it effectively shatterproof under typical lab handling. After autoclaving, PC retains clarity but loses some tensile strength with each cycle &mdash; monitor for crazing, discoloration, or cracks that indicate end-of-service-life. As of 2026, MBP carries PC media bottles suitable for autoclave-based media preparation workflows.
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<a href="https://mbpinc.net/contact-us" style="color: #236fa1; text-decoration: underline;">Reach out to the Molecular Biology Products Inc.</a> experts for a quote and upgrade your storage standards today.

PC Media Bottles

Nest Scientific PC Square Media Bottles, Sterile

354314 by NEST Scientific is a sterile polycarbonate (PC) square media bottle, enzyme-free and double-bagged, for cell culture, molecular biology, genomics, and proteomics. Autoclavable at 121 °C; manufactured under ISO 13485:2016 and ISO 9001. Multiple volumes available.

30mL PC Square Media Bottles, Sterile, double bagged small pacakging, 5/pk, 40/cs

60mL PC Square Media Bottles, Sterile, double bagged small pacakging, 6/pk, 48/cs

125mL PC Square Media Bottles, Sterile, double bagged small pacakging, 6/pk, 48/cs

250mL PC Square Media Bottles, Sterile, double bagged small pacakging, 6/pk, 48/cs

500mL PC Square Media Bottles, Sterile, double bagged small pacakging, 8/pk, 24/cs

1000mL PC Square Media Bottles, Sterile, double bagged small pacakging, 4/pk, 12/cs

5L PC Square Storage Bottles, Sterile, double bagged small pacakging, 1/pk, 6/cs

Nest Scientific PC Square Media Bottles, Sterile, Tray-Packed

Nest Scientific 354313 — 30 mL sterile polycarbonate (PC) square media bottle, E-beam sterilized (SAL 10⁻⁶), DNase/RNase-free, USP Class VI, -80°C to 121°C, tray-packed, 280 per case.

30mL PC Square Media Bottles, Sterile, Tray-Packed, 40/pk, 280/cs

60mL PC Square Media Bottles, Sterile, Tray-Packed, 40/pk, 200/cs

125mL PC Square Media Bottles, Sterile, Tray-Packed, 24/pk, 96/cs

250mL PC Square Media Bottles, Sterile, Tray-Packed, 30/pk, 60/cs

500mL PC Square Storage Bottles, Sterile, Tray-Packed, 20/pk, 40/cs

1000mL PC Square Storage Bottles, Sterile, Tray-Packed, 12/pk, 24/cs

2 L PC Square Storage Bottle, Sterile, 6/pk, 12/cs

<h2 dir="ltr">What are PET Media Bottles?</h2>
 PET (polyethylene terephthalate) media storage bottles are single-use, sterile, optically clear plastic containers for storing tissue culture media, fetal bovine serum, PBS, HBSS, trypsin-EDTA, and other aqueous laboratory solutions. PET is manufactured by an injection stretch-blow molding (ISBM) process that produces glass-like optical clarity, low gas permeability (especially to CO₂ and O₂ compared to polystyrene), excellent mechanical strength, and a smooth inner surface that minimizes liquid residue. PET bottles are BPA-free, non-autoclavable, and rated for use from &minus;60 &deg;C to +60 &deg;C.
&nbsp;They are the dominant single-use format for media and sera storage in cell culture because of their glass-comparable clarity, low extractable profile, and cost-effectiveness compared to borosilicate glass. Choose PET media bottles as the default single-use format for ready-to-use media and sera storage, cold room archiving, and any application where autoclaving is not required.
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<h2 dir="ltr">What you will find:</h2>
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60mL PET Media Bottles for small-scale sampling
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125mL Sterile PET Bottles for routine reagent handling
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250mL PET Storage Bottles for mid-range media volumes
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500mL/0.5L PET Bottles for standard laboratory preparations
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1000mL/1L PET Media Bottles for large-batch stock solutions
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2L High-Volume PET Bottles for industrial-scale storage
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5L PET Media Vessels for bulk liquid containment
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Double-layer Packaged Bottles for enhanced cleanroom safety
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Square Shoulder Tray-Packed Bottles for secure, organized transport
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<h2 dir="ltr"> How to Choose PET Media Bottles</h2>
 Round vs. Square Format Round PET media bottles (Boston round, GL45) are directly compatible with bottle-top vacuum filtration systems and standard lab bottle accessories. Square PET media bottles (NEST Scientific catalog 334xxx) feature flat sides that stack efficiently in refrigerators and cold rooms, reducing footprint by approximately 25% versus round bottles and preventing rolling when stored horizontally. NEST PET square bottles have molded graduations (not printed), a white labeling area on two sides, and embossed markings for durable identification. Volume Selection PET media bottles are available in 30 mL, 60 mL, 125 mL, 250 mL, 500 mL, and 1,000 mL volumes. A 500 mL bottle accommodates a standard 500 mL aliquot of cell culture media (DMEM, RPMI, MEM) or a standard FBS lot aliquot. The 1,000 mL bottle holds a full 1 L media preparation. Each bottle includes approximately 15% additional headspace above the nominal volume for thawing expansion (&minus;20 &deg;C frozen FBS thaw) and transfer convenience. Cap Material NEST Scientific PET media bottle caps are made from HDPE (high-density polyethylene), free of heavy metals per regulatory testing. The cap is designed through a one-shot mold process without an inner gasket, fitting securely onto the bottle neck with enhanced sealing performance &mdash; an important feature for leak-proof horizontal storage and air transport. Gas Barrier Properties PET and PETG both reduce gas permeability to CO₂ and O₂ compared to polystyrene, maintaining medium pH and preventing dissolved gas equilibration during storage. For pH-sensitive media containing bicarbonate buffers, PET and PETG are materially superior to polystyrene bottles, which allow CO₂ outgassing and pH shift during storage at room temperature or 4 &deg;C. Sterility and Lot Traceability NEST Scientific PET media bottles are gamma irradiated or E-beam sterilized; each lot is certified DNase/RNase-free, human DNA-free, pyrogen-free, and non-cytotoxic per lot certificate. Lot numbers are printed on each bottle and packaging for traceability. Shelf life is 3 years from the production month per NEST lot release data. PET bottles meet FDA requirements for materials used in contact with sterile liquid pharmaceuticals. 
<h2 dir="ltr"> Specifications Context</h2>
 NEST Scientific PET square media bottles are manufactured from 100% virgin PET resin via the ISBM process in ISO 8 cleanrooms. Material meets USP Class VI and ISO 10993 biocompatibility, FDA requirements, and USP &lt;661&gt; container testing for plastics in contact with sterile solutions. Operating temperature: &minus;60 &deg;C to +60 &deg;C; not autoclavable. Smooth inner wall minimizes residue; molded graduations on two sides. The HDPE cap is heavy-metal-free. Packaging is double-bagged in sterile format for GMP-compatible cleanroom entry. Shelf life: 3 years from production month. As of 2026, NEST Scientific PET media bottles are stocked by MBP in the full size range. 
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Don&rsquo;t wait for a compromised sample to upgrade your containment. <a href="https://mbpinc.net/contact-us">Contact now </a>and request a quote from Molecular Biology Products Inc. and keep your lab results (and your PI) stress-free.

PET Media Bottles

Nest Scientific PET Square Storage Bottles, Sterile

333004 by NEST Scientific is a sterile, double-bagged PET square storage bottle with PP cap, certified DNase-free, RNase-free, and non-pyrogenic. The square shoulder profile maximises cold storage density; suitable for media, buffers, and bioprocess intermediates. Multiple volumes available.

500 mL PET Square Storage Bottles, Sterile, double bagged bulk pacakging, 20/pk, 80/cs

1000 mL PET Square Storage Bottles, Sterile, double bagged bulk pacakging, 12/pk, 48/cs

2L PETG Square Storage Bottle, Tray-Packed, Sterile, 12/pk, 24/cs

5L PETG Square Storage Bottle, Tray-Packed, Sterile, 6/pk, 6/cs

PET Square Media Bottles (Sterile)

PET Square Media Bottles, Sterile

Nest Scientific 354611 — 60 mL sterile PET square media bottle, USP Grade VI, E-beam sterilized (SAL 10⁻⁶), DNase/RNase/pyrogen-free, ISO 13485, -70°C to 150°C, 6/pk, 48/case.

60mL PET Square Media Bottles, Sterile, 6/pk, 48/cs

125mL PET Square Media Bottles, Sterile, 6/pk, 48/cs

250mL PET Square Media Bottles, Sterile, 6/pk, 48/cs

500mL PET Square Media Bottles, Sterile, 8/pk, 24/cs

500mL PET Square Media Bottless, Square Shoulder Style, Sterile, 8/pk, 24/cs

1000mL PET Square Media Bottles, Sterile, 4/pk, 12/cs

500 mL PET Square Media Bottles, Square Shoulder Style, Tray-Packed, Sterile, 20/pk, 80/cs

Datsheet

PETG Square Media and Storage Bottles

PETG Square Media Bottles, Sterile

354111 by NEST Scientific is a PETG square media bottle, sterile (E-beam, SAL = 10⁻⁶), USP Class VI, rated −40 °C to 80 °C. Manufactured under cGMP/ISO 13485 in ISO Class 7 cleanrooms; certified DNase-free, RNase-free, and non-pyrogenic for bioprocess and reagent storage.