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Product Image-10128-866

Penicillin : Streptomycin, Filter sterile

Supplier: QUALITY BIOLOGICAL, INC.
Description: Penicillin-Streptomycin acts in two ways. Penicillin inhibits bacterial cell wall synthesis. While, streptomycin inhibits prokaryote protein synthesis by preventing the transition from initiation complex to chain-elongating ribosome, causing miscoding.

Small Business Enterprise Minority or Woman-Owned Business Enterprise

Product Image-10128-398

TAE Buffers, Quality Biological

Supplier: QUALITY BIOLOGICAL, INC.
Description: Tris-acetate provides electrical conductivity and maintains pH. EDTA inhibits metal dependent nucleases by chelating the divalent cations (Ca2 , Mg2 ), thus protecting the DNA from nucleases during the run.

Small Business Enterprise Minority or Woman-Owned Business Enterprise

Product Image-10128-342

1/2 YPD Plates, Quality Biological

Supplier: QUALITY BIOLOGICAL, INC.
Description: YPD is a media variant derived from YPAD. YPAD consists of nutrient base (yeast extract and peptone), adenine supplement and a carbon source. YPD’s formulation is the same but without the additional adenine.

YPD 1/2 Plates are useful for subculturing of untransformed yeast, yeast two-hybrid screening, yeast one-hybrid screening, enrichment and isolation of yeast; ade2 yeast will turn red on YPD.

Small Business Enterprise Minority or Woman-Owned Business Enterprise

Product Image-10128-792

Trypsin/ EDTA

Supplier: QUALITY BIOLOGICAL, INC.
Description: Trypsin is a proteolytic enzyme used to detach adherent cell from culture vessel surfaces. Typical use includes removing adherent cells from a culture surface. The concentration of trypsin necessary to dislodge cells from their substrate is dependent primarily on the cell type and the age of the culture.

Small Business Enterprise Minority or Woman-Owned Business Enterprise

Product Image-10128-460

Water Molecular_Biology Nuclease & Protease free, low Entotoxin, deionised, sterile

Supplier: QUALITY BIOLOGICAL, INC.
Description: Molecular Biology Water is prepared by reverse osmosis, passed through fine carbon, deionized through two resin beds, and serially filtered through 0.1 µm positively charged membranes.

Certificates Small Business Enterprise Minority or Woman-Owned Business Enterprise

Product Image-10128-478

Magnesium chloride 1 M aqueous solution, Filter sterile

Supplier: QUALITY BIOLOGICAL, INC.
Description: Magnesium is a typical ionic halide, and is very soluble in water. Magnesium has a variety of biological roles in enzymology, cell membrane/wall structure, muscle cell physiology, and nucleic acid structure. Magnesium is an essential co-factor in many enzymes, including DNAse, some restriction enzymes, and Ribonuclease H.

Small Business Enterprise Minority or Woman-Owned Business Enterprise

Product Image-10128-790

HEPES Buffer (1 M), pH 7.3, Quality Biological

Supplier: QUALITY BIOLOGICAL, INC.
Description: HEPES (4-(2-hydroxyethyl)-1-piperazineethanesulfonic acid ) is a zwitterionic organic chemical buffering agent at most biological pH’s and is categorized as an all- purpose buffer available for biological research.

Small Business Enterprise Minority or Woman-Owned Business Enterprise

Product Image-10128-470

Sodium dodecyl sulfate (SDS) 10% aqueous solution, Filter sterile

Supplier: QUALITY BIOLOGICAL, INC.
Description: Sodium Dodecyl Sulfate (SDS) is a popular anionic detergent for routine protein electrophoresis and cell lysis methods; this SDS is lauryl-grade.

Small Business Enterprise Minority or Woman-Owned Business Enterprise

Product Image-10128-494

Potassium chloride 1 M aqueous solution, Filter sterile

Catalog Number: (10128-494)
Supplier: QUALITY BIOLOGICAL, INC.
Description: Potassium Chloride 1 M is used to establish a constant ionic strength in a sample solution.

Small Business Enterprise Minority or Woman-Owned Business Enterprise


Product Image-10128-480

Sodium acetate 3 M aqueous solution, Filter sterile pH 5.2

Supplier: QUALITY BIOLOGICAL, INC.
Description: Sodium Acetate, 3M pH 5.2 is a common molecular biology reagent. All production lots are tested to ensure that they are free of Dnase, Rnase & Proteases. It is often used in buffer systems to maintain the pH of a given solution.

Small Business Enterprise Minority or Woman-Owned Business Enterprise

Product Image-10128-256

LB Broth (Lennox), Quality Biological

Supplier: QUALITY BIOLOGICAL, INC.
Description: LB Broth, Lennox is a ready-to-use microbial growth medium used for the cultivation of E. coli.

Small Business Enterprise Minority or Woman-Owned Business Enterprise

Product Image-10128-870

Penicillin : Streptomycin : Amphotericin B mixture, Filter sterile

Supplier: QUALITY BIOLOGICAL, INC.
Description: Amphotericin B, Penicilllin, Stretomycin Mix is useful for reducing the chance of microbial contamination. Recommended for use in cell culture applications at 10 mL/L.

Small Business Enterprise Minority or Woman-Owned Business Enterprise

Product Image-10128-566

Water, ultrapure PCR, deionised, sterile

Supplier: QUALITY BIOLOGICAL, INC.
Description: PCR Water is useful for PCR Assays (i.e rRT-PCR, etc.).

Small Business Enterprise Minority or Woman-Owned Business Enterprise

Product Image-10128-598

Tryptic Soy Agar Plates with 5% Sheep Blood, Quality Biological

Catalog Number: (10128-598)
Supplier: QUALITY BIOLOGICAL, INC.
Description: Trypticase Soy Agar with 5% Sheep Blood is used for cultivating fastidious microorganisms and for the visualization of hemolytic reactions produced by many bacterial species

Small Business Enterprise Minority or Woman-Owned Business Enterprise


Product Image-10128-582

TNE Buffer, Quality Biological

Catalog Number: (10128-582)
Supplier: QUALITY BIOLOGICAL, INC.
Description: TNE Buffer is often used as a base material to generate lysis buffers.

Small Business Enterprise Minority or Woman-Owned Business Enterprise


Product Image-10128-590

SDS Protein Gel Loading Solution, 5X, Quality Biological

Catalog Number: (10128-590)
Supplier: QUALITY BIOLOGICAL, INC.
Description: Formulated as 5X rather than the traditional 2X stocks, SDS Protein Gel Loading Solution 5X enables a larger volume of sample to be loaded per well.

Small Business Enterprise Minority or Woman-Owned Business Enterprise


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Stock for this item is limited, but may be available in a warehouse close to you. Please make sure that you are logged in to the site so that available stock can be displayed. If the call is still displayed and you need assistance, please call us at 1-800-932-5000.
Stock for this item is limited, but may be available in a warehouse close to you. Please make sure that you are logged in to the site so that available stock can be displayed. If the call is still displayed and you need assistance, please call us at 1-800-932-5000.
You must log in to order restricted items. We request that you provide the required business documentation to purchase this product for the first time.

To order chemicals, medical devices, or other restricted products please provide identification that includes your business name and shipping address via email CMD_NA@vwr.com or fax 484.881.5997 referencing your VWR account number . Acceptable forms of identification are:

  • issued document with your organization's Federal Tax ID Number
  • Government issued document with your organization's Resale Tax ID Number
  • Any other Government ID that includes the business name and address


VWR will not lift restrictions for residential shipping addresses.

-Additional Documentation May be needed to purchase this item. A VWR representative will contact you if needed.
This product has been blocked by your organization. Please contact your purchasing department for more information.
The original product is no longer available. The replacement shown is available.
This product is currently unavailable but limited stock may be available in our extended warehouse network. Please call 1-800-932-5000 and a VWR Customer Service Representative will help you.
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