Zymo Reagents

<h2>What are Magnetic Bead Total RNA Extraction Kits?</h2>
&nbsp;
Magnetic bead total RNA extraction kits isolate total RNA by adsorbing nucleic acids onto paramagnetic silica-coated beads in a high-chaotropic-salt lysis buffer, then using a magnetic field to capture and wash beads without centrifugation. Unlike standard spin-column kits, the bead format removes centrifuge dependency, enabling scalable manual processing in 96-well plates or full automation on liquid-handling robots.&nbsp;Choose a magnetic bead format when your lab processes more than 48 samples per day or when a Tecan, Hamilton, or Beckman Biomek platform is available.
&nbsp;
<h2 dir="ltr">What you will find:</h2>
&nbsp;
<ul>
<li dir="ltr" style="font-family: arial, helvetica, sans-serif;" aria-level="1">
Magbio HighPrep Kits for liquid biopsy collection systems and non-invasive swabbing using rapid magnetic bead isolation&nbsp;
</li>
<li dir="ltr" style="font-family: arial, helvetica, sans-serif;" aria-level="1">
Zymo-Seq RiboFree&trade; Kits to eliminate ribosomal RNA carryover during library synthesis
</li>
<li dir="ltr" style="font-family: arial, helvetica, sans-serif;" aria-level="1">
Direct-zol-96 MagBead RNA Modules facilitate complete avoidance of manual phase-separation steps while enabling automated transcript extraction directly from TRIzol&reg; lysates&nbsp;
</li>
<li dir="ltr" style="font-family: arial, helvetica, sans-serif;" aria-level="1">
Magbio HighPrep Total RNA Plus Kit extracts pure, inhibitor-free RNA from complex samples with maximum binding capacity&nbsp;
</li>
<li dir="ltr" style="font-family: arial, helvetica, sans-serif;" aria-level="1">
Quick-RNA MagBead Packs deliver high-integrity total transcripts without dependence on centrifuge spins or vacuum manifold.
</li>
</ul>
&nbsp;
<h2>How to Choose a Magnetic Bead Total RNA Extraction Kit</h2>
&nbsp;
Automation Compatibility
Confirm that the kit supplier provides automation scripts for your specific platform. The Zymo Research Quick-DNA/RNA Viral MagBead kit and Thermo Fisher MagMAX-96 both offer downloadable instrument scripts for Tecan and Hamilton systems. Generic magnetic bead kits without published automation protocols require in-house script development, adding significant setup time.
Small RNA Retention
Bead kits that bind RNA &gt;=17 nt co-purify microRNAs alongside mRNA and rRNA from the same input. Kits specifying &gt;=200 nt retention exclude small RNAs and are not appropriate for miRNA expression panels. Check the size cutoff stated in the kit datasheet before selecting for non-coding RNA work.
Input Sample Type
Magnetic bead kits for total RNA support cell pellets, tissue homogenates, blood, bacteria, yeast, and fungi. For cell-free matrices (plasma, serum, nasal wash), switch to a viral-RNA or liquid-biopsy magnetic bead kit with included carrier RNA to maximize recovery from low-input, cell-free samples.
Elution Volume and Concentration
Standard magnetic bead kits elute into 50-100 ul; some protocols allow concentration into 20-50 ul, increasing RNA concentration for sensitive downstream applications. If downstream libraries require &gt;=200 ng/ul input, reduce elution volume accordingly and verify the kit supports this protocol variant.
gDNA Removal
Confirm whether the kit includes on-bead DNase I or requires a separate gDNA digestion step. For RT-qPCR and RNA-seq, omitting DNase treatment introduces a genomic DNA signal that inflates expression measurements.
&nbsp;
<h2>Specifications Context</h2>
&nbsp;
RNA purity targets from magnetic bead extractions match spin-column benchmarks: A260/A280 &gt;= 1.8 and A260/A230 &gt;= 1.5. RNA integrity number (RIN) &gt;= 7 is recommended for RNA-seq library preparation; magnetic bead kits produce RIN values in the 8-10 range for fresh samples when lysis is performed immediately on ice. Bead-based workflows are cited in published automation protocols from genomics core facilities and are increasingly specified by NIH-funded projects requiring standardized sample processing across multi-site studies.
<section class="mbp-contact-cta"></section>
&nbsp;
<a href="https://mbpinc.net/contact-us">Contact the expert team </a>at MBP Inc. to get automation-compatible mag bead selections today.

Mag Beads

MSDS

R2100-MSDS

DataSheet

Protocol

Direct-zol-96 MagBead RNA

Direct-zol-96 MagBead RNA by Zymo Research — magnetic bead 96-well RNA purification from TRI Reagent homogenates. Up to 10 µg binding, ≥17 nt, A260/A280 &gt;1.8, ≥30 µl elution. Available as R2100 (1×96 Preps), R2101 (2×96 + TRI Reagent), R2102 (4×96 Preps), and R2103 (4×96 + TRI Reagent).

Compatibility

Equipment

Sample Inactivation

Sample Source

Size Range

Yield

Manufacturer

Shipping Condition

Storage Condition

Direct-zol™-96 MagBead RNA (1 x 96 Preps.)

Direct-zol™-96 MagBead RNA w/TRI Reagent® (2 x 96 Preps.) R2101-A and R2050-1-200

Direct-zol™-96 MagBead RNA (4 x 96 Preps.)

Direct-zol™-96 MagBead RNA w/TRI Reagent® (4 x 96 Preps.) R2103-A and 2 x R2050-1-200

<h2>What are 96-Well Plate Total RNA Extraction Kits?</h2>
&nbsp;
96-well plate total RNA extraction kits purify total RNA from up to 96 samples in a single processing run using silica-membrane plates, glass-fiber filter plates, or magnetic bead formats compatible with centrifuges, vacuum manifolds, or automated liquid handlers. Unlike single-tube spin-column formats, plate kits maintain individual sample integrity while delivering the throughput needed for screens, longitudinal studies, and genomics pipelines processing hundreds of samples per week.&nbsp;Choose a 96-well plate format when processing 48 or more samples per session to eliminate the per-sample handling overhead of individual spin columns.
&nbsp;
<h2 dir="ltr">What you will find:</h2>
&nbsp;
<ul>
<li dir="ltr" style="font-family: arial, helvetica, sans-serif;" aria-level="1">
Direct-zol&trade;-96 RNA Kits facilitate bypass of the phase-separation steps, enabling phenol-free, high-throughput transcript extraction directly from TRIzol&reg; reagents&nbsp;
</li>
<li dir="ltr" style="font-family: arial, helvetica, sans-serif;" aria-level="1">
Quick-RNA&trade; 96 Kits for rapid, ultra-pure total RNA delivery from small-scale cellular samples
</li>
<li dir="ltr" style="font-family: arial, helvetica, sans-serif;" aria-level="1">
96-well Tissue RNA Kits with multi-well lysis arrays to handle complex, fibrous animal tissues without blocking the filtration matrices
</li>
</ul>
&nbsp;
<h2>How to Choose a 96-Well Plate RNA Extraction Kit</h2>
&nbsp;
Processing Method: Centrifuge vs. Vacuum vs. Magnet
Centrifuge-compatible plates (e.g., QIAGEN RNeasy 96) require a 96-well plate rotor; vacuum manifold protocols skip that equipment dependency. Magnetic bead formats eliminate both and are the preferred choice when an automation platform is available. Select based on the equipment already in your facility before comparing kits.
Sample Type and Starting Amount
Standard plate kits handle 100-2x10^6 cultured mammalian cells or up to 30 mg of tissue per well. Plant tissue extraction requires an additional plant isolation aid to remove polysaccharide and polyphenol inhibitors. Do not use total RNA kits for cell-free samples (plasma, serum, nasal wash) - those require viral RNA formats.
On-Plate DNase Treatment
For RT-qPCR and RNA-seq, choose kits that include on-plate DNase I digestion to remove genomic DNA contamination. Most silica-membrane kits supply lyophilized DNase I; verify that the kit includes this reagent rather than requiring a separate purchase.
Elution Volume and Concentration
96-well kits typically elute in 50-100 ul per well; magnetic bead formats can concentrate into 20-50 ul, which is advantageous for low-abundance samples or applications needing high RNA concentration for library prep.
Automation Compatibility
Magnetic bead 96-well formats integrate with Tecan, Hamilton, and Beckman Coulter liquid handlers using vendor-supplied scripts. Silica-membrane plates can be semi-automated on vacuum manifold platforms. Confirm the kit supplier provides an automation protocol before purchase if robotic processing is required.
&nbsp;
<h2>Specifications Context</h2>
&nbsp;
Key purity benchmarks for 96-well RNA eluates are A260/A280 &gt;= 1.8 and A260/A230 &gt;= 1.5; values below these thresholds indicate carryover of protein, phenol, or guanidinium salts that inhibit downstream enzymes. Silica-membrane kits from QIAGEN and Bio-Rad remain the most widely cited 96-well formats in peer-reviewed methods, and their protocols are referenced directly in published automation workflows at institutions including the Howard Hughes Medical Institute. RNase-free reagents and consumables are required throughout to prevent RNA degradation; confirm kit buffers are certified RNase-free before use with precious or low-abundance samples.
<section class="mbp-contact-cta">
&nbsp;
MBP's specialist team can help match kit chemistry, format, and throughput to your sample type and downstream application.&nbsp;<a href="https://mbpinc.net/contact-us">Contact the MBP team</a> for personalized guidance.
</section>

96-well plate

Direct-zol-96 RNA Kits

R2054 by Zymo Research is the Direct-zol&#8482;-96 RNA Kit (2 × 96 preps) for high-throughput total RNA purification directly from TRI Reagent or compatible acid-guanidinium-phenol lysates without chloroform extraction or precipitation. With a 10 µg binding capacity per well, phenol-free RNA at A260/A280 &gt;1.8, and recovery of all RNAs ≥17 nt including miRNA, R2054 is suited for NGS, RT-qPCR, and small RNA profiling across cell, tissue, and biological fluid inputs.

Direct-zol™-96 RNA (2 x 96 Preps.)

Direct-zol™-96 RNA w/TRI Reagent® (2 x 96 Preps.) R2055-A and R2050-1-200

Direct-zol™-96 RNA (4 x 96 Preps.)

Direct-zol™-96 RNA w/TRI Reagent® (4 x 96 Preps.) R2057-A and 2 x R2050-1-200

<h2>What Are Spin-Column Total RNA Kits?</h2>
&nbsp;
Spin-column total RNA kits are the most widely used format for manual RNA purification in molecular biology laboratories. The technology relies on silica membrane chemistry: under chaotropic (guanidinium-based) lysis conditions, RNA adsorbs selectively to the silica membrane of the column; sequential ethanol-based wash steps remove proteins, salts, and gDNA fragments; and a low-ionic-strength buffer or RNase-free water then releases the purified RNA. Standard mini-format kits accept cell or tissue lysate from inputs of 1x10^4-1x10^7 cells or 5-100 mg tissue, bind up to 100 ug RNA, and complete the protocol in 15-30 minutes. The eluted RNA is suitable for RT-PCR, qRT-PCR, RNA sequencing, Northern blot, and hybridization without additional cleanup.&nbsp;Spin-column RNA kits are the default choice for 1-24 samples per run in any lab that does not require automated magnetic-bead processing.
&nbsp;
<h2 dir="ltr">What you will find:</h2>
&nbsp;
<ul>
<li dir="ltr" aria-level="1">
Quick-RNA Microprep and Miniprep Kits for low-volume elution and highly concentrated recovery, providing ultra-clean and phenol-free transcript isolation
</li>
<li dir="ltr" aria-level="1">
Direct-zol&trade; RNA Kits to bypass tedious phase separation steps, allowing researchers to pump TRIzol-lysed samples directly into spin-columns&nbsp;
</li>
<li dir="ltr" aria-level="1">
Direct-zol&trade; DNA/RNA Parallel Modules are engineered for the non-destructive, simultaneous isolation of DNA and RNA fractions.
</li>
<li dir="ltr" aria-level="1">
ZymoBIOMICS&trade; RNA Mini Kits for uniform microbial profiling featuring host-zeroing lysis mechanics
</li>
<li dir="ltr" aria-level="1">
Quick-RNA&trade; Midiprep Assemblies to capture larger quantities of high-purity total transcripts efficiently, tailored for bulk processing&nbsp;
</li>
</ul>
&nbsp;
<h2>How to Choose Spin-Column Total RNA Kits</h2>
&nbsp;
Column Binding Capacity and Elution Volume
Mini-format columns bind up to 100 ug total RNA and elute in 10-100 uL. For samples with very low RNA content (needle biopsies, laser-capture microdissection sections, small cell numbers &lt;=10^4), choose micro-format columns with 8-12 uL minimum elution volume to maximize concentration. Eluting in &lt;30 uL with high RNA concentration increases sensitivity in downstream RT-qPCR.
Small RNA Retention
This is the most important differentiator between kit brands. Kits using Zymo-Spin column technology with proprietary binding buffers retain miRNA and small RNA species &gt;=17 nt in the total RNA fraction. Competing kits using standard high-ethanol wash chemistry typically lose RNA &lt;200 nt in the wash steps. If your workflow includes small RNA profiling, miRNA RT-qPCR, or small RNA-seq, verify that the kit retains &gt;=17 nt RNA before purchasing.
On-Column DNase Treatment
Included RNase-free DNase I that degrades gDNA on the column during the wash stage eliminates the need for post-elution DNase treatment. This matters for RT-qPCR with primers spanning a small intron, or for RNA-seq where even trace gDNA contamination generates false mapping reads. DNase-treated RNA typically passes a no-RT PCR control at Ct &gt;35.
Sample Type: Cells vs Tissue
Cell lysis buffer volumes and homogenization requirements differ by sample type. Cultured cells lyse directly in lysis buffer with vortexing; tissue samples require homogenization to disrupt cell structure before contact with the lysis buffer. For fibrous tissues (muscle, heart), use a bead-mill homogenizer or rotor-stator; for soft tissues (liver, brain), a disposable pestle or needle shearing is sufficient. Some kits include TissueLyser-compatible bead tubes or QIAshredder-equivalent homogenizer columns.
&nbsp;
<h2>Specifications Context</h2>
&nbsp;
Spin-column total RNA purity targets: A260/A280 ratio 1.8-2.1; A260/A230 ratio &gt;1.8. RNA integrity number (RIN) from fresh cultured cells or snap-frozen tissue is routinely 8-10 with validated kits. Zymo Research Quick-RNA Mini and Miniprep kits are among the most cited spin-column RNA isolation kits in published RT-PCR and RNA-seq methods; ABM RNA extraction kits offer validated protocols for bacteria, yeast, and fungi not covered by many standard cell/tissue kits. All kits supplied by MBP are Research Use Only (RUO).
<section class="mbp-contact-cta">
&nbsp;
MBP's specialist team can help match kit chemistry, format, and throughput to your sample type and downstream application.&nbsp;<a href="https://mbpinc.net/contact-us">Contact the MBP team</a> for personalized guidance.
</section>

Spin-column

Direct-zol™ DNA/RNA Miniprep Kit

Direct-zol™ DNA/RNA Miniprep Kit by Zymo Research co-purifies genomic DNA (>40 kb, 25 µg capacity) and total RNA (≥17 nt, 50 µg capacity) simultaneously from TRIzol or TRI Reagent-lysed samples in a single column workflow. Ideal for limited samples and integrated multi-omics studies. Available in 10 and 50 prep formats.

Direct-zol™ DNA/RNA Miniprep Kit (50 Preps.)

Direct-zol™ DNA/RNA Miniprep (10 Preps.)

Direct-zol™ DNA/RNA Miniprep Kit w/TRI Reagent® (50 Preps.) R2081-A and R2050-1-50

Direct-zol™ RNA MiniPrep

Direct-zol™ RNA MiniPrep by Zymo Research. 50 µg binding capacity. Elution ≥25 µl. RNA ≥17 nt. 7-minute protocol. Purify total RNA directly from TRI Reagent without phase separation. Available formats: R2051 (50 preps + TRI Reagent), R2051-A (50 preps, alternate TRI bundle), R2050-1-50 (TRI Reagent 50 ml), R2052 (200 preps), R2053 (200 preps + TRI Reagent), R2053-A (200 preps, alternate TRI bundle), R2050-1-200 (TRI Reagent 200 ml).

Direct-zol™ RNA MiniPrep w/TRI Reagent® (50 Preps.) R2051-A and R2050-1-50

Direct-zol™ RNA MiniPrep (200 Preps.)

Direct-zol™ RNA MiniPrep w/TRI Reagent® (200 Preps.) R2053-A and R2050-1-200

<h2>What Are Zymo Research Buffers?</h2>
Zymo Research buffers are formulation-specific reagents used at defined steps &mdash; lysis, binding, wash, and elution &mdash; in Zymo-Spin column-based purification protocols for DNA, RNA, and bisulfite-converted DNA. Each buffer is optimized for a specific kit family: DNA Wash Buffer concentrate (requires ethanol addition before use) removes salts and contaminants before elution from Zymo-Spin silica columns; DNA Elution Buffer (10 mM Tris, pH 8.5, 0.1 mM EDTA) releases purified DNA from the matrix; RNA Wash Buffer supports RNA extraction kits including Quick-RNA and Direct-zol lines; M-Elution Buffer is designed for eluting bisulfite-converted DNA in EZ DNA Methylation kits. Researchers typically order these separately when a single buffer component runs out before the rest of the kit, or when scaling up a protocol beyond the volume included.
TL;DR: Order Zymo buffers individually to replenish a specific step in your existing Zymo workflow without replacing the full kit.
<h2>How to Choose Zymo Research Buffers</h2>
<h3>Match the buffer to your kit family</h3>
Every Zymo buffer is paired to a specific kit line. DNA Wash Buffer and DNA/RNA Wash Buffer concentrate are used in DNA Clean &amp; Concentrator, Quick-DNA, and Zymoclean Gel DNA Recovery kits. RNA Wash Buffer pairs with Quick-RNA kits. ZymoBIOMICS DNA Wash Buffer 1 and Wash Buffer 2 are specific to the ZymoBIOMICS microbiomics line. Substituting a buffer from a different kit family can compromise yield or purity.
<h3>Confirm ethanol addition requirements before use</h3>
Several Zymo wash buffer concentrates require addition of 96-100% ethanol to the bottle before first use &mdash; the label states the exact volume. DNA Wash Buffer concentrate, DNA/RNA Wash Buffer concentrate, and Urine DNA Wash Buffer concentrate all require this step. Pre-made (non-concentrate) versions such as RNA Wash Buffer are supplied ready to use.
<h3>Select the right volume for your throughput</h3>
Zymo buffers are available in sizes from 6 ml (single-experiment replenishment) up to 500 ml (Buffer P1 Red, for high-volume plasmid prep labs). For labs processing more than 50 samples per week, ordering the largest available size reduces per-sample cost and the frequency of reordering.
<h3>Choose elution buffer chemistry based on downstream application</h3>
DNA Elution Buffer (10 mM Tris pH 8.5, 0.1 mM EDTA) is the standard for most PCR and sequencing applications. For applications sensitive to EDTA &mdash; such as some restriction enzyme digests or direct use with divalent cation-dependent enzymes &mdash; eluting in molecular-grade water or a Tris-only buffer is preferable. M-Elution Buffer is specifically formulated for bisulfite-converted DNA and should not be substituted with standard elution buffer in methylation workflows.
<h3>Verify research-use-only status</h3>
All Zymo Research buffers sold through MBP are for research use only (RUO). They are not cleared for in vitro diagnostic use. For clinical or diagnostic laboratory applications, confirm regulatory status with your institutional compliance officer before use.
<h2>Compare Zymo Buffer Types</h2>
<table>
<thead>
<tr>
<th>Buffer Type</th>
<th>Primary Application</th>
<th>Kit Family</th>
<th>Format Available</th>
</tr>
</thead>
<tbody>
<tr>
<td>DNA Wash Buffer (concentrate)</td>
<td>Salt removal before DNA elution</td>
<td>DNA Clean &amp; Concentrator, Quick-DNA</td>
<td>6 ml &ndash; 200 ml</td>
</tr>
<tr>
<td>DNA/RNA Wash Buffer (concentrate)</td>
<td>Salt removal for dual DNA/RNA preps</td>
<td>Quick-DNA/RNA kits</td>
<td>6 ml &ndash; 200 ml</td>
</tr>
<tr>
<td>DNA Elution Buffer (10 mM Tris pH 8.5, 0.1 mM EDTA)</td>
<td>DNA release from silica column</td>
<td>All Zymo DNA purification</td>
<td>16 ml &ndash; available sizes vary</td>
</tr>
<tr>
<td>RNA Wash Buffer</td>
<td>RNA purification wash step</td>
<td>Quick-RNA kits</td>
<td>Ready-to-use</td>
</tr>
<tr>
<td>M-Elution Buffer</td>
<td>Elution of bisulfite-converted DNA</td>
<td>EZ DNA Methylation kit families</td>
<td>Small volume</td>
</tr>
<tr>
<td>ZymoBIOMICS DNA Wash Buffer 2</td>
<td>Metagenomic/microbiomic DNA cleanup</td>
<td>ZymoBIOMICS DNA kits</td>
<td>Sold separately</td>
</tr>
<tr>
<td>Buffer P1 Red</td>
<td>Alkaline lysis resuspension (plasmid prep)</td>
<td>Zyppy Plasmid Miniprep</td>
<td>10 ml &ndash; 500 ml</td>
</tr>
</tbody>
</table>
<h2>Specifications Context</h2>
Zymo wash buffer concentrates are supplied at a defined fold-concentration (commonly 4x or 6x) and require ethanol addition to reach working strength &mdash; the exact ratio is printed on the bottle and in the kit protocol. Elution buffer volumes for Zymo-Spin columns typically range from 6 to 100 &micro;l per elution; larger elution volumes improve total yield at the cost of DNA concentration. For DNA elution from Zymo-Spin columns, the protocol recommends a minimum 1-minute contact time between elution buffer and the silica matrix to maximize recovery of fragments 10 kb and above. As of 2025, Zymo Research tests all buffer lots for performance consistency, with integrity guaranteed for up to one year from purchase date.
Browse the full <a href="https://www.notion.so/reagents">Zymo Research reagents collection at MBP</a> for kits and columns that use these buffers, or visit our <a href="https://www.notion.so/reagents/buffers">reagent buffers category</a> for non-Zymo buffer options including ABM and other brands. For volume orders or purchase orders, use the <a href="https://www.notion.so/quickorder">Quick Order</a> tool or <a href="https://www.notion.so/contact-us">contact us</a> directly &mdash; MBP is a registered vendor for institutional procurement systems.
Last updated: June 2025
&nbsp;

Zymo Buffers

Direct-zol™ RNA PreWash (Concentrate)

Direct-zol™ RNA PreWash Concentrate R2050-2-160 by Zymo Research — 160 ml, room-temperature stable wash buffer for all Direct-zol RNA column-based kits. Removes TRI Reagent and phenol carryover from silica columns during RNA purification. Concentrate: requires preparation per kit protocol before first use. Also available in 40 ml (R2050-2-40). Order via <a href="https://www.mbpinc.net/quickorder">Quick Order</a> or <a href="mailto:customerservice@mbpinc.net">customerservice@mbpinc.net</a>.

Direct-zol™ RNA PreWash (Concentrate) (160 ml)

Direct-zol™ RNA PreWash (Concentrate) (40 ml)

<h2 data-section-id="b4wzzk" data-start="0" data-end="47">What is bacterial culture media for cloning?</h2>
&nbsp;
Bacterial culture media for cloning workflows includes LB (Luria-Bertani) broth and agar, the standard general-purpose media for E. coli growth, SOC media used for post-transformation recovery, and Terrific Broth for higher-density culture in plasmid preparation. Pre-made agar plates with antibiotic selection (ampicillin, kanamycin, chloramphenicol, and others matching common selection markers) are used to isolate colonies carrying the desired plasmid. Related entities include antibiotic selection markers matching transformation kit resistance genes, post-transformation recovery time, and plasmid yield scaling with culture volume and media richness.
&nbsp;
<h2 dir="ltr">What you will find:</h2>
&nbsp;
<ul>
<li dir="ltr" role="presentation">ZymoBroth Growth Media for efficient transformation workflows to generate highly competent bacterial cells</li>
<li dir="ltr" role="presentation">Overexpression Broth (OB) optimized for increasing recombinant protein yields with high-density nutrient media.</li>
<li dir="ltr" role="presentation">Expansion Broth (EB) for the faster and more reliable expansion of microbial cultures.</li>
<li dir="ltr" role="presentation">Dual Media Sets for integrated growth and induction workflows with the help of combined EB and OB systems</li>
</ul>
&nbsp;
<h2 data-section-id="9xi4x5" data-start="919" data-end="971">How to choose bacterial culture media for cloning</h2>
&nbsp;
LB broth/agar vs. Terrific Broth
LB broth and agar are the standard general-purpose media for routine cloning, colony selection, and small-scale plasmid preparation, while Terrific Broth provides higher nutrient density supporting higher bacterial cell density, making it useful when maximizing plasmid yield in larger-scale preparations.
SOC media for post-transformation recovery
SOC media is richer than standard LB and supplemented with glucose and magnesium. It is commonly used for a brief recovery incubation immediately after heat-shock or electroporation transformation, helping transformed cells recover before plating on selective agar. Some transformation protocols specifically recommend SOC rather than LB for this recovery step.
Antibiotic selection matching
Pre-made antibiotic-selective agar plates must match the resistance marker carried by the transformed plasmid, whether ampicillin, kanamycin, chloramphenicol, or another selection marker. Using the wrong antibiotic&mdash;or no antibiotic at all&mdash;will not properly select for plasmid-containing colonies and may allow unwanted bacterial growth.
Liquid vs. agar plate formats and shelf life
Liquid media (broth) is used for post-transformation recovery and culture scale-up, while agar plates are used for colony isolation and selection. Pre-made antibiotic plates have a defined shelf life because antibiotics gradually lose activity over time, making expiration dates particularly important for antibiotics with lower stability.
&nbsp;
<h2 data-section-id="1fljvas" data-start="3523" data-end="3548">Specifications context</h2>
&nbsp;
LB broth and agar are formulated with defined concentrations of tryptone, yeast extract, and sodium chloride, with agar plates commonly supplied in standard Petri dish sizes (for example, 100 mm) and containing antibiotic concentrations matched to common resistance markers, such as 100 &micro;g/mL ampicillin or 50 &micro;g/mL kanamycin. SOC recovery is typically performed as a short incubation, often around one hour at 37&deg;C with shaking, before plating cells on selective agar.&nbsp;
This sub-category is part of MBP's cloning catalog alongside transformation kits and competent cells, the immediately preceding step, and chemicals/reagents for enzyme-based fragment preparation. Labs scaling up plasmid production for lentivirus packaging in immortalization workflows can also review MBP's cell immortalization catalog. MBP's specialist team can help confirm antibiotic concentration and media format requirements for a specific selection marker before order placement.
<a href="https://mbpinc.net/contact-us">Contact the expert team</a> at MBP today to request a quote for high-quality culture media.

Culture Media

M3011 - MSDS

M3011-Protocol

Dual Media Set™ (100 ml EB™ & 500 ml OB™)

M3011 by Zymo Research is the Dual Media Set™ — Expansion Broth (EB™, 100 mL) plus Overexpression Broth (OB™, 500 mL) — for high-yield E. coli recombinant protein expression using a two-phase workflow that eliminates IPTG induction and OD monitoring in T7-based systems.

Product Storage

<h2>What are methylation standards?</h2>
&nbsp;
Methylation standards are defined reference DNA materials with a known and confirmed methylation status, ranging from a fully methylated DNA (where every cytosine at CpG or other sites carries a methyl group) to a fully unmethylated DNA (where no cytosines are methylated) and intermediate or mixed standards containing a defined ratio of the two. The most widely used unmethylated control in bisulfite sequencing is lambda phage DNA, which is naturally unmethylated and can be spiked into a conversion reaction to estimate conversion efficiency.
&nbsp;
<h2 dir="ltr">What you will find:</h2>
&nbsp;
<ul>
<li dir="ltr" role="presentation">Methylated and non-methylated DNA control sets for comparative epigenetic analysis and assay validation</li>
<li dir="ltr" role="presentation">Universal methylated DNA standards for methylation assessment workflows</li>
<li dir="ltr" role="presentation">Genomic DNA reference materials: for microbial and human methylation studies</li>
<li dir="ltr" role="presentation">Matched DNA sets: used in experimental models for controlled comparison of methylation status&nbsp;</li>
<li dir="ltr" role="presentation">Bisulfite-converted DNA standards: for downstream sequencing-based methylation and PCR analysis</li>
<li dir="ltr" role="presentation">Methylation spike-in controls: for sequencing normalization and high-throughput workflows</li>
<li dir="ltr" role="presentation">Mouse and human DNA methylation reference sets: for specific species epigenetic studies</li>
<li dir="ltr" role="presentation">Methylated DNA IP control kits for methylation assays involving immunoprecipitation</li>
</ul>
&nbsp;
<h2>How to use methylation standards</h2>
&nbsp;
Spike an unmethylated control into every bisulfite or enzymatic conversion reaction
Running an unmethylated DNA like lambda phage DNA alongside your samples in the same conversion reaction estimates the conversion efficiency of that specific run, since every remaining cytosine signal after conversion should be treated as a false positive, and this rate can be quantified and accounted for in downstream analysis.
Run a fully methylated positive control to confirm methylated cytosines are preserved
A fully methylated standard, such as DNA synthesized with 5-methyl-dCTP or commercially prepared methylated genomic DNA, confirms your conversion workflow correctly preserves methylated cytosines intact rather than inadvertently converting them, which would produce false-negative methylation calls.
Use a mixed or intermediate standard to calibrate quantitative methylation assays
A standard containing a defined ratio of methylated to unmethylated DNA, or a set of standards spanning a range of methylation percentages, provides a calibration curve for quantitative methylation assays like 5-methylcytosine ELISA, validating that the assay reports the expected methylation level across its full dynamic range.
Confirm standard stability before long-term storage or lot-to-lot use
Methylation control DNA has documented stability windows, and confirming that your standard's methylation status is stable under storage conditions, and consistent across lots, is necessary for reliable longitudinal monitoring of conversion efficiency.
Use standards to monitor workflow consistency over time
Running a conversion control in every batch allows longitudinal tracking of conversion efficiency across instrument runs, reagent lots, and protocol variations, helping catch workflow drift before it affects real sample results.
&nbsp;
<h2>Specifications context</h2>
&nbsp;
Lambda phage DNA is the most commonly used unmethylated bisulfite conversion control because it is naturally unmethylated, commercially available, and well characterized, and it can be aligned to the known lambda phage reference genome after sequencing to calculate residual unconverted cytosine rates, providing a direct, interpretable measure of conversion efficiency. As of 2026, fully methylated and fully unmethylated standard sets are also used alongside enzymatic methyl-seq conversions to confirm that EM-seq's enzymatic mechanism correctly protects methylated cytosines and converts unmethylated ones, independent of the conversion chemistry used.
This category sits within DNA/RNA Methylation, alongside Bisulfite Conversion Kits, Non-Bisulfite Kits &amp; Reagents, and ELISA Kits &amp; Reagents. See the full reagents catalog and use Quick Order for recurring orders.
<a href="https://mbpinc.net/contact-us">Contact the expert team of Molecular Biology Products Inc. (MBP)</a> to get high-quality methylation standards for your lab today.

Methylation Standards

E. coli Non-Methylated Genomic DNA (5 µg/20 µl)

D5016 by Zymo Research is 5 µg (250 ng/µL, 20 µL) of fully unmethylated E. coli genomic DNA from Dam–/Dcm– strain ER2925, in TE buffer (10 mM Tris-HCl, 1 mM EDTA, pH 8.0). Used as a negative control or bisulfite conversion efficiency spike-in in WGBS, RRBS, MSP, and epigenetic array workflows. Store at ≤–20°C.

Concentration

Genotype

Storage

<h2>What are bisulfite conversion kits?</h2>
&nbsp;
Bisulfite conversion kits are all-in-one systems that bundle every reagent and column needed for the sodium bisulfite conversion workflow into a single, pre-optimized format, covering the denaturation and sulfonation steps, desulfonation with an alkali reagent, and a post-conversion cleanup step that removes the bisulfite and other reaction byproducts before the converted DNA is used in downstream analysis. This contrasts with standalone Bisulfite Conversion Reagents &amp; Buffers, which lets labs assemble their own optimized protocol from individual components.
&nbsp;
<h2 dir="ltr">What you will find:</h2>
&nbsp;
<ul>
<li dir="ltr" style="font-family: arial, helvetica, sans-serif;" role="presentation">Standard bisulfite conversion kits for routine DNA methylation analysis&nbsp;</li>
<li dir="ltr" style="font-family: arial, helvetica, sans-serif;" role="presentation">Combined transcriptomic and epigenetic studies with RNA and DNA methylation conversion kits</li>
<li dir="ltr" style="font-family: arial, helvetica, sans-serif;" role="presentation">High-throughput 96-well bisulfite conversion kits for wider-scale screening applications</li>
<li dir="ltr" style="font-family: arial, helvetica, sans-serif;" role="presentation">Automation-compatible bisulfite kits for simplified workflow integration</li>
<li dir="ltr" style="font-family: arial, helvetica, sans-serif;" role="presentation">Magnetic bead-based bisulfite conversion kits for enhanced purification and recovery efficiency</li>
<li dir="ltr" style="font-family: arial, helvetica, sans-serif;" role="presentation">Direct bisulfite conversion kits for streamlined sample processing&nbsp;</li>
<li dir="ltr" style="font-family: arial, helvetica, sans-serif;" role="presentation">Rapid conversion kits for methylation analysis workflows that are time-sensitive&nbsp;</li>
<li dir="ltr" style="font-family: arial, helvetica, sans-serif;" role="presentation">Starter kits for validation and optimized setup of bisulfite conversion protocols</li>
</ul>
&nbsp;
<h2>How to choose a bisulfite conversion kit</h2>
&nbsp;
Match kit format to your downstream sequencing or PCR application
Kit versions optimized for WGBS work at larger input scales with library prep in mind, while RRBS-compatible kits often include restriction enzyme digestion components to enrich CpG-dense regions before conversion, and MSP-focused kits may include primers or protocol guidance for post-conversion methylation-specific PCR.
Check the kit's validated input DNA range against your sample type
Different bisulfite conversion kits are validated for different input DNA ranges, and kits validated for low-input or cell-free DNA samples specifically address the additional fragmentation and yield challenges that these sample types face during the harsh chemical conversion step.
Confirm the kit includes an unmethylated conversion control or specify one separately
A quality bisulfite conversion kit should provide, or clearly specify, an unmethylated control to run alongside samples, since tracking conversion efficiency across the kit's components helps catch kit-specific variability in conversion completeness between different lots or runs.
Consider kits with optimized FFPE protocols when working with formalin-fixed tissue
Formalin-fixed, paraffin-embedded tissue DNA is already fragmented before conversion; kits with FFPE-specific protocol variants include modifications like shortened incubation times and carrier reagents to minimize the further fragmentation this already-compromised input type would suffer under standard conversion conditions.
Evaluate throughput format options to match your sample volume
Some bisulfite conversion kits are available in spin column formats suited to individual sample processing, while plate-based or automation-compatible formats support higher-throughput sample sets, making format an important practical consideration beyond kit chemistry alone.
&nbsp;
<h2>Specifications context</h2>
&nbsp;
Bisulfite sequencing is widely regarded as the gold standard for DNA methylation analysis at single-base resolution, and a key advantage of using a complete kit over standalone reagents is that the included cleanup step reliably removes residual bisulfite and salt from the converted DNA, which would otherwise inhibit downstream PCR amplification and library preparation. As of 2026, enzymatic conversion kits (covered in Non-Bisulfite Kits &amp; Reagents) are increasingly positioned as an alternative that avoids the DNA damage introduced by chemical bisulfite treatment, though bisulfite conversion kits remain broadly used and well-validated across the largest range of downstream applications.
<a href="https://mbpinc.net/contact-us">Contact the expert team</a> at MBP and get high-quality bisulfite conversion kits for your lab.

Bisulfite Conversion Kits

Data Sheet

EZ DNA Methylation-Direct™ Kit

The EZ DNA Methylation-Direct™ Kit (D5020) by Zymo Research performs &gt;99.5% bisulfite conversion directly from blood, tissue, cells, FFPE, and LCM samples — no prior DNA purification required. Accepts 50 pg–2 µg DNA or 10–10⁵ cells; elutes in ≥10 µl. Compatible with PCR, sequencing, microarrays, and NGS. 50 reactions (D5020) or 200 reactions (D5021).

Applications

Conversion

Elution Volume

Input

Processing Time

Recovery

EZ DNA Methylation-Direct™ Kit (50 Rxns.)

EZ DNA Methylation-Direct™ Kit (200 Rxns.)

D5005-MSDS

D5005-Protocol

EZ DNA Methylation-Gold™ Kit

D5005 by Zymo Research converts unmethylated cytosines to uracil with &gt;99% efficiency in under 3 hours at 64°C, using 500 pg–2 µg of input DNA. The EZ DNA Methylation-Gold™ Kit (50 rxns) supports bisulfite sequencing, MSP, pyrosequencing, Illumina EPIC/450K arrays, and endonuclease-based methylation analysis. All reagents store at room temperature; converted DNA is stable at −20°C.

EZ DNA Methylation-Gold™ Kit (50 Rxns.)

EZ DNA Methylation-Gold™ Kit (200 Rxns.)

Recommendations

EZ DNA Methylation-Lightning Automation Kit (1 x 96 prep)

The D5049 by Zymo Research is a 96-prep EZ DNA Methylation-Lightning Automation Kit combining &gt;99.5% bisulfite conversion efficiency (98°C 8 min + 54°C 60 min) with automated magnetic bead purification compatible with Hamilton STAR/STARlet, Tecan Fluent, and KingFisher Flex robotics. Input range 100 pg–2 µg; &gt;80% recovery; A260/A280 ≥ 1.8; optimized for Illumina Infinium arrays, WGBS, and MSP workflows.

Binding Capacity

Conversion Efficiency

DNA Purity

Input Recovery

Required Equipment

User Provided Materials

Data Sheet (Fragmented DNA)

Data Sheet (NGS)

D5030/D5031-MSDS

D5030E/D5031E-MSDS

D5030/D5031-Protocol

D5030E/D5031E-Protocol

EZ DNA Methylation-Lightning Kit

D5030 EZ DNA Methylation-Lightning™ Kit by Zymo Research delivers >99.5% bisulfite conversion efficiency with >80% DNA recovery from 100 pg–2 µg input in under 1.5 hours, 50 reactions, all components stable at room temperature.

EZ DNA Methylation-Lightning™ Kit (50 Rxns.)

EZ DNA Methylation-Lightning™ Kit (50 Rxns.) (CE-IVD)

EZ DNA Methylation-Lightning™ Kit (10 Rxns.)

EZ DNA Methylation-Lightning™ Kit (200 Rxns.)

EZ DNA Methylation-Lightning™ Kit (200 Rxns.) CE-IVD

EZ DNA Methylation-Startup™ Kit (50 Rxns.)

D5024 by Zymo Research is the EZ DNA Methylation-Startup™ Kit (50 rxns) — an all-inclusive bisulfite conversion kit including EZ DNA Methylation-Direct Kit, Universal Methylated Human DNA Standard with control primers, and ZymoTaq DNA Polymerase PreMix. Conversion efficiency >99.5%; input 50 pg–2 µg; recovery >80%; 4-hour processing.

Applicable For

United States

Texas

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