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  • DPBS with Ca & Mg, 1X

    Quality Biological

    DPBS is a balanced salt solution (BSS) used for the handling and culturing of mammalian cells. Calcium and magnesium facilitate cell binding and clumping. DPBS without these ions can be used to wash and rinse suspended cells. Without Phenol red Applications DPBS can be used to provide a…

  • Cell Freezing Medium B

    Quality Biological

    Cell Freezing Medium A protects cells from damage after freezing and thawing. Applications Cell Freezing Medium A is frequently used in cell biology research for the cryopreservation of cells. Cell Freezing Medium A (2X) works with Cell Freezing Medium B (2X). Recommendation Suspend…

  • Cell Culture Grade Water

    Quality Biological

    Deionized, Ultra Pure, Endotoxin Free, Sterile QBI's Cell Culture Grade Water is high quality water for use as a solvent in the preparation of cell culture media and laboratory reagents. Available in many sizes to meet your needs, QBI's Cell Culture Grade Water for Cell Culture…

  • TSA with 5% Sheep Blood Plate

    Quality Biological

    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. Applications Grow a wide variety of fastidious organisms on TSA with Sheep Blood, a general purpose non-selective…

  • EMEM without L-Glutamine

    Quality Biological

    Eagle’s minimal essential medium (EMEM) is a cell culture medium developed by Harry Eagle that can be used to maintain cells in tissue culture. Basal medium with different variations. Applications MEM was developed by Dr. Harry Eagle to overcome problems encountered when attempting to grow…

  • 50X TAE Buffer

    Quality Biological

    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. Filtered through a 0.22 µm membrane DNase, RNase, and Protease tested Applications …

  • Trypsin 2.5%

    Quality Biological

    Trypsin is a proteolytic enzyme used to detach adherent cell from culture vessel surfaces. Typical use includes removing adherent cells from a culture surface. Without EDTA Applications Trypsin is a serine protease derived from porcinepancreas. It is a single chain polypeptide of 223…

  • Molecular Biology Grade Water

    Quality Biological

    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, to yield a product with an endotoxin level of less than 0.03 EU/mL. DNase, RNase and protease tested Endotoxin…

  • EMEM with L-Glutamine

    Quality Biological

    Eagle’s minimal essential medium (EMEM) is a cell culture medium developed by Harry Eagle that can be used to maintain cells in tissue culture. Basal medium with different variations. Applications MEM was developed by Dr. Harry Eagle to overcome problems encountered when attempting to grow…

  • 10X TAE Buffer

    Quality Biological

    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. Filtered through a 0.22 µm membrane DNase, RNase, and Protease tested Applications …

  • Dulbecco's Modified Eagle's Medium (DMEM), High Glucose, with L-Glutamine

    Quality Biological

    DMEM (Dulbecco’s Modified Eagle Medium) is a widely used basal medium for supporting the growth of many different mammalian cells. Cells successfully cultured in DMEM include primary fibroblasts, neurons, glial cells, HUVECs, and smooth muscle cells. We offer a variety of DMEM modifications…

  • LB Agar Plates

    Quality Biological

    LB Agar Plates are used for the growth and maintenance of E. coli strains used in molecular microbiology procedures. Applications The following variations of LB Agar Plates are nutritionally rich media designed for growth of pure cultures of recombinant strains. LB Agar plates are suitable…

  • Amphotericin B/Penicillin/Streptomycin Mix

    Quality Biological

    Amphotericin B, Penicilllin, Stretomycin Mix is useful for reducing the chance of microbial contamination. Convenient mixture of the antibiotics and antifungal agent in one bottle. 100X concentration, just dilute 1:100 in the culture medium Recommended for use in cell culture applications at…

  • 1X TE, pH 7.4

    Quality Biological

    TE is composed of buffering agent Tris, and chelating agent EDTA. EDTA prevents degradation of DNA and RNA by chelating magnesium (or other divalent metal ions). Together, this Tris-EDTA based solution solubilizes DNA or RNA, while protecting it from degradation. Filtered through a 0.22 µm…

  • TNE Buffer

    Quality Biological

    TNE Buffer is often used as a base material to generate lysis buffers. Filtered through a 0.22 µm membrane DNase, RNase, and Protease tested Applications More specifically, TNE Buffer is useful for: isolation of proteins from yeast cells as a lysis buffer, resuspension of pelleted virus…

  • DMEM with Glutamine XL

    Quality Biological

    DMEM (Dulbecco's Modified Eagle Medium) is a widely used basal medium for supporting the growth of many different mammalian cells. With Stabilized L-glutamine Applications DMEM is one of the most widely used modifications of Basal Medium Eagle (BME). DMEM was originally developed as a…

  • YPD/YEPD Plates

    Quality Biological

    YPD/YPED Plates are used for the growth of Saccharomyces cerevisiae (yeast). Applications A solid medium for the propagation of yeast.

  • Hybridization Buffer

    Quality Biological

    A hybridization buffer specifically formulated for use with nylon membranes. It does not contain Denhardt’s Reagent, which may interfere with the hybridization reaction of DNA immobilized on nylon. Formulated for Nylon membrane Filtered through a 0.22 µm membrane DNase, RNase, and Protease…

  • Supreme RPMI

    Quality Biological

    Supreme RPMI is capable of supporting cellular proliferation and cell densities comparable to the conventional formulation requiring FBS supplementation of 10%. * Without L-glutamine Serum supplementation can be reduced 5 times with no major change in growth rate, viability or morphology.…

  • 10X TBS HCl, pH 7.2

    Quality Biological

    Tris HCl, 10X pH 7.2 is a Buffered Saline Solution used in procedures for the isolation of DNA. Filtered through a 0.22 µm membrane DNase, RNase, and Protease tested Applications Tris buffered saline is useful for the following: as a biological diluent buffer, as a buffer for antibodies,…

  • Hanks' Balanced Salt Solution (HBSS) wihout Ca & Mg

    Quality Biological

    Hanks' Balanced Salt Solution (HBSS) provides a buffering system to maintain the physiological pH range and osmotic balance of the culture media. HBSS provides cells with a source of water and essential inorganic ions, and carbohydrate as an energy source. The HBSS without Ca and Mg…

  • Ampicillin Ready-Made Solution, 100mg/mL

    Quality Biological

    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. 5X concentrated protein gel loading buffer Applications Simply load the gel sample wells and visualize progress of the electrophoresis run by…

  • RPMI-1640 with Glutamine XL

    Quality Biological

    RPMI 1640 is suitable for a wide range of anchorage independent cells. RPMI 1640 Medium is commonly supplemented with 10% Fetal Bovine Serum (FBS). With 2.0 g/L sodium bicarbonate Without HEPES buffer Applications RPMI-1640 medium was developed by Moore et al., at Roswell Park Memorial…

  • 10X TRIS Glycine Transfer Buffer (10X Transblot Buffer)

    Quality Biological

    TRIS Glycine Transfer Buffer, 10X (Transblot Buffer, 10X). Applications Tris Glycine Transfer Buffer, at a 1X concentration with the addition of 20% methanol, is used for electrophoretic transfer of proteins from denaturing polyacrylamide gel to a solid membrane – i.e. Western blotting or…

  • EMEM Enriched

    Quality Biological

    Eagle’s minimal essential medium (EMEM) is a cell culture medium developed by Harry Eagle that can be used to maintain cells in tissue culture. Basal medium with different variations EMEM Enriched is regular EMEM supplemented with 2X penicillin, streptomycin and L-glutamine.

  • SSC, 20X

    Quality Biological

    SSC 20X buffer is a ready-to-use standard reagent in Southern and Northern hybridization procedures used to control stringency for the washing steps after hybridization. The concentrated formula can be used straight or diluted to make SSC working solutions with concentrations as low as 0.5X. …

  • 1M TRIS-HCl, pH 7.0

    Quality Biological

    Tris is a buffer component in molecular biology, tissue culture, and electrophoresis procedures. These solutions of Tris Hydrochloride and provide convenient and highly purified solutions. Tris is compatible with many enzymes in molecular biology, for example DNA modifying enzymes, because its…

  • 10X Protein Running Buffer

    Quality Biological

    Protein Running Buffer, 10X is used as the electrophoresis buffer during the stacking and resolve process of sodium dodecyl sulfate – polyacrylamide gel electrophoresis (SDS-PAGE), and is the running buffer for TRIS-glycine gel electrophoresis. Contains 1% SDS Filtered through a 0.22 µm…

  • YPAD with 400mg/L Adenine Sulfate

    Quality Biological

    YPAD with Adenine Sulfate Agar is used to inhibit reversion of the ade1 and ade2 mutations.YPAD with Adenine Sulfate Agar inhibits red coloration in ade strains. Applications YPAD with Adenine Sulfate Agar is useful for detecting carcinogens with this yeast assay and preparing yeast stock for…

  • DEPC Treated Water

    Quality Biological

    Nuclease and Endotoxin-Free, Sterile DEPC-treated water is certified nuclease-free and supplied in four bottles containing 1 L each to ensure sterility and inactivation of DEPC. It is rigorously tested for contaminating nonspecific endonuclease, exonuclease, and RNase activity, protease. …

  • 0.5M EDTA, pH 8.0

    Quality Biological

    EDTA (Ethylenediaminetetraacetic acid), a metal chelator, is widely used in molecular biology as a chemical reagent to reduce nuclease activity (i.e. metalloenzyme). EDTA solution can be used to study cell biology, molecular biology, bioactive small molecules, biochemicals, solutions and…

  • 1X TE, pH 8.0

    Quality Biological

    TE is composed of buffering agent Tris, and chelating agent EDTA. EDTA prevents degradation of DNA and RNA by chelating magnesium (or other divalent metal ions). Together, this Tris-EDTA based solution solubilizes DNA or RNA, while protecting it from degradation. Filtered through a 0.22 µm…

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