Spin Columns

<h2 dir="ltr">What are Spin Columns?</h2>
 Spin columns are single-use polypropylene microcentrifuge column assemblies containing a silica, glass-fiber, or anion-exchange membrane that selectively binds nucleic acids under chaotropic salt conditions and releases them in water or low-salt buffer after centrifugation-based washing. They are the most widely used format for genomic DNA isolation, plasmid miniprep, RNA purification, PCR product cleanup, gel extraction, and viral nucleic acid preparation in molecular biology and clinical diagnostics. The standard spin column fits a 1.5 mL or 2.0 mL collection tube and operates in a microcentrifuge at 8,000&ndash;14,000 &times; g. Choose silica membrane spin columns for fast, kit-compatible DNA and RNA purification from 10 &micro;L to 1 mL sample inputs; choose glass-fiber columns for high-yield recovery from low-input samples; and choose anion-exchange columns for ultra-high-purity plasmid DNA intended for transfection or sequencing.
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<h2 dir="ltr">What you will find:</h2>
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Silica membrane spin columns for DNA and RNA purification
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Genomic DNA extraction columns for blood, tissue, and cells
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RNA isolation columns for gene expression and transcriptomic studies
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PCR cleanup spin columns for removing primers and enzymes
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Gel extraction columns for recovering DNA from agarose gels
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Plasmid DNA purification columns for bacterial culture prep
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Viral nucleic acid extraction columns for diagnostic workflows
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<h2 dir="ltr"> How to Choose Spin Columns</h2>
 Membrane Chemistry: Silica vs. Glass Fiber vs. Anion Exchange Silica membrane spin columns bind nucleic acids via electrostatic interaction in the presence of chaotropic salts (guanidinium chloride or isothiocyanate); they are compatible with the broadest range of extraction buffers and kits (Zymo Research, Thermo Fisher, ABM). Glass-fiber (GF) membranes have slightly higher binding capacity and lower non-specific protein binding, preferred for small-input samples. Anion-exchange columns (DEAE resin) bind plasmid DNA by charge and produce higher purity (lower endotoxin) DNA suitable for in vitro transcription and mammalian cell transfection. Binding Capacity Standard silica membrane spin columns bind 25&ndash;100 &micro;g of DNA or up to 100 &micro;g of RNA per column. For high-yield extractions (large culture volumes, high-biomass samples), select columns with &ge;100 &micro;g capacity. For microRNA or small RNA isolation, use columns with membrane pore sizes optimized for fragments &lt;200 nt; standard genomic DNA columns do not efficiently recover small RNAs. Column Format and Collection Tube Compatibility Spin columns are supplied with or without collection tubes. Columns designed for 1.5 mL collection tubes (the most common format) are compatible with standard Eppendorf-style microcentrifuges. Some kits use proprietary collection tube dimensions &mdash; confirm that your centrifuge rotor accepts the supplied or purchased collection tube before ordering standalone spin columns. Kit-Compatible vs. Standalone Columns Standalone spin columns (without buffers) are sold as replacement columns for established extraction kits, allowing labs to reduce per-extraction cost by reusing kit wash buffers while restocking only the columns. Confirm that standalone columns from one supplier are dimensionally and chemically compatible with your kit's buffer system before substituting. Nuclease-Free Certification For RNA-sensitive applications (RNA purification, viral RNA, low-abundance transcript detection), select spin columns certified DNase-free and RNase-free per lot certificate. Contamination of the silica membrane with RNase causes RNA degradation during the bind step, a common but non-obvious source of low RNA yield. 
<h2 dir="ltr"> Specifications Context</h2>
 Standard silica membrane spin columns use medical-grade polypropylene (PP) column housings rated for centrifugation at up to 14,000 &times; g without cracking. Membrane pore size is typically 5&ndash;20 &micro;m for DNA columns; RNA-specific columns use tighter membranes to retain small RNAs. Elution volumes range from 30 &micro;L (concentration-optimized) to 100 &micro;L (yield-optimized); elution in nuclease-free water (pH 7.0&ndash;8.5) gives higher yield than elution in TE buffer for RNA-sensitive downstream applications. Zymo Research Quick-DNA and Quick-RNA columns, carried by MBP, use a proprietary silica formulation with direct-loading compatibility with DNA/RNA Shield-preserved samples without reagent removal. Spin columns remain the dominant format for nucleic acid purification across microbiome, clinical diagnostics, and forensic DNA workflows. 
<a href="https://mbpinc.net/contact-us">Contact MBP</a> for bulk pricing and PO ordering for molecular biology labs.

EndoZero III Spin Column w/15 ml Reservoir-X (5 Pack)

C1096-5 by Zymo Research — EndoZero III Spin Column with 15 mL Reservoir-X, 5-pack. The endotoxin-removal column component for the ZymoPURE II Plasmid Gigaprep Kit, enabling isolation of up to 25 mg of endotoxin-free plasmid DNA per run from large-scale E. coli cultures. Available as a kit refill.

Compatibility

Format

Matrix/Construction

Volumetric Capacity

Manufacturer

Shipping Condition

Storage Condition

Syringe Filter X (5 Pack)

Zymo Research C1092-5 ZymoPURE™ Syringe Filter-X, 5-pack. 60 mL PP housing; pre-attached ABS luer-lock plug; silicone-lubricated; non-sterile. Rapid alkaline-lysis E. coli lysate clarification for ZymoPURE Midiprep and Maxiprep workflows. Requires ZymoPURE Syringe Plungers (C1037-5, sold separately).

Zymo-Spin™ IC-XM Columns (50 Pack)

C1103-50 by Zymo Research — 50-pack of Zymo-Spin™ IC-XM silica spin columns for high molecular weight DNA (up to 5 µg) and RNA (up to 10 µg) purification on a microcentrifuge. 800 µl capacity; minimum elution volume ≥ 10 µl. Validated for use with Quick-DNA Microprep Plus Kit (D4074).

Zymo-Spin™ II-P Columns (50 Pack)

Zymo Research C1055-50 Zymo-Spin™ II-P columns, 50-pack. Silica-based plasmid-optimized matrix; 100 µg plasmid DNA binding capacity; ≥ 25 µl elution; 800 µl per spin. Core column for ZymoPURE™ Plasmid Miniprep Kit (D4209). Made in USA.

Zymo-Spin™ II-PX Columns (50 Pack)

C1086-50 by Zymo Research is a 50-pack of Zymo-Spin™ II-PX silica-based spin columns with a 100 µg plasmid DNA binding capacity and 800 µL sample volume. These columns serve as the refill component for the ZymoPURE™ Plasmid Miniprep Kit, enabling labs to replenish column supply independently while using their existing ZymoPURE buffers, maximizing kit utilization and reducing per-prep cost.

Binding Capacity

Elution Volume

Zymo-Spin™ IIC-XL Columns

C1102-25 by Zymo Research — capped Zymo-Spin IIC-XL silica spin columns, 25-pack, for recovery of large-sized DNA with a minimum elution volume of 10 µl. Compatible with standard microcentrifuge protocols used across Zymo Research purification kits.

Zymo-Spin™ IIC-XL Columns (25 Pack)

Zymo-Spin™ IIC-XL Columns (50 Pack)

Zymo-Spin™ IIC-XLR Columns

Zymo Research C1104-25 Zymo-Spin™ IIC-XLR columns, 25-pack. Silica-based matrix; 25 µg DNA / 50 µg RNA binding; ≥ 35 µl elution; up to 800 µl per spin. HMW DNA and RNA purification; microcentrifuge and vacuum manifold compatible. Made in USA.

Zymo-Spin™ IIC-XLR Columns (25 Pack)

Zymo-Spin™ IIC-XLR Columns (50 Pack)

Zymo-Spin™ IICR Columns

C1078-250 by Zymo Research is a 250-column bulk pack (5 × 50) of Zymo-Spin™ IICR capped silica spin columns with retention ring — binds up to 25 µg DNA or 50 µg RNA, 900 µL load volume, ≥25 µL elution, compatible with microcentrifuge and vacuum manifold.

Zymo-Spin™ IICR Columns (250 Pack)

Zymo-Spin™ IICR Columns (50 Pack)

Zymo-Spin™ V-PS Column Assembly w/ 15 ml and 50 ml Reservoir (5 Pack)

Zymo Research C1083-5: Zymo-Spin V-PS Column Assembly, 5-pack. Silica/PP column with 15 mL Reservoir-X and 50 mL reservoir (65 mL total). Binds up to 1.2 mg plasmid DNA; min elution ≥150 µl. Centrifuge and vacuum manifold compatible. Refill for ZymoPURE II and ZymoPURE Express Midiprep Kits.

Zymo-Spin™ V-PX Column Assembly w/ 15 ml and 50 ml Reservoir (5 Pack)

C1082-5 by Zymo Research — 5-pack of Zymo-Spin™ V-PX Column Assemblies with 15 ml and 50 ml reservoirs for large-scale plasmid DNA purification. Binds up to 3.0 mg plasmid DNA; elutes in ≥ 300 µl. Designed as a refill for the ZymoPURE II Plasmid Gigaprep Kit. Centrifuge and vacuum manifold compatible.

Zymo-Spin™ VI-PX (5 pack)

C1080-5 by Zymo Research is a 5-pack of Zymo-Spin™ VI-PX large-format silica columns with a 25 mg plasmid DNA binding capacity and a minimum elution volume of 3.0 mL. These columns are the refill component for the ZymoPURE II Plasmid Gigaprep Kit (Cat. #D4204), enabling labs to replenish column supply independently for large-scale plasmid purification workflows producing milligram quantities of high-purity plasmid DNA.