Home  Careers  Contact Us About Viswagen Products Ordering Information Biochemicals Acrylamide Cat. No. Size GA1-500 500g Description C3H5NO, and MW 71.1, purity>99%. Acrylamide, free of protease, DNase and RNase, is a major ingredient in polyacrylamide gels, which are used for electrophoretic separation of both nucleic acid fragments and proteins, and the preparation of DNA sequencing gel. Storage: Store at room temperature. Agar Cat. No. Size GA2-250 250g Description Used for the preparation of solid culture medium. Storage: Store at room temperature. Agarose Cat. No. Size GA3-100 100g Description White powder, no DNase and RNase activity detected. Used for the agarose gel electrophoresis. Storage: Store at room temperature. Ammonium Persulfate Cat. No. Size GA6-100 100g Description purity>99%, MW 228.2. Used for the preperation of DNA sequencing gel. Storage: Store at room temperature. Boric Acid Cat. No. Size GB1-1k 1Kg Description H3BO3, MW 61.83, purity>99%. Storage: Store at room temperature. Bromphenol Blue Cat. No. Size GB2-5 10g Description C19H9Br4O5SNa, MW 691.9, electrophoresis grade. Can be dissovled in methanol, ethanol, aether and benzene. Storage: Store at room temperature. Dimethyl Formamide Cat. No. Volume GD1-250 250ml Description C3H7NO, MW 73.1, colorless liquid. Storage: Store at room temperature. Dimethyl Sulfoxide Cat. No. Size GD2-100 250ml Description C4H10O2S2, MW 154.25, purity>99%, no DNase and RNase activity detected. DTT can reduce disulfides to their corresponding thiols, and then is used at low concentrations to stabilize proteins and enzymes containing free sulfhydryl groups. Higher concentrations of DTT are used to cleave disulfide linkages in polypeptides and to facilitate protein denaturation by detergents or chaotropic agents. Storage: Store at 20oC Ethylenediaminetetraacetic Acid Disodium (EDTA•Na2) Cat. No. Size GE1-500 500g Description C10H16N2O8, MW 372.2, white crystal or powder, purity>99%. DTT is a chelator of divalent metal cations. Storage: Store at room temperature. Formamide Cat. No. Volume GF1-250 250ml Description CH3NO, MW 45.04, purity>99.5%. Storage: Store at room temperature. Glycerol Cat. No. Volume GG1-100 100ml Description C3H8N2O3, MW 92.09, purity>99%. Storage: Store at room temperature. Guanidine Hydrochloride Cat. No. Size GG2-100 100g Description CH5N3•HCl, MW 95.53, purity>99%. Storage: Store at room temperature. Guanidine Isothiocyanate Cat. No. Size GG3-100 100g Description CH5N3•CHNS, MW 118.16, purity>99%. Guanidine Isothiocyanate is a strong protein denaturant when used at high concentrations. It is applied in the extraction of DNA and the isolation of intact RNA Storage: Store at room temperature. Isopropyl-beta-D-thiogalactopyranoside (IPTG) Cat. No. Size GI1-5 5g Description C9H18O5S, MW 238.31, purity>99%. IPTG is an inducer of beta-galactosidase activity in bacteria and is suitable for use with X-gal or bluo-gal to detect lac gene activity in cloning procedures. Storage: Store at 20oC N,N'-Methylene-bis-Acrylamide Cat. No. Size GN1-50 50g Description CH2(NHCOCHCH2)2, MW 154.20, white powder, no DNase or RNAase activity detected. It is a cross-linking agent for polyacrylamide gels and used for the preparation of poluacrylamide gels and DNA sequencing gels. Storage: Store at room temperature. RNase A Cat. No. Size GR1-25 25mg Description RNaseA is a preparation of bovine pancreatic ribonuclease A, suitable for use in selective removal of RNA Storage: Store at 4oC RNase A Solution Cat. No. Volume GR2-1 1ml Description RNaseA should be dissolved into 15mM NaCl, 10mM Tris-HCl ( pH7.6) at a concentration of 10mg/ml, boiled for 15 minutes to remove trace amounts of DNase, and cooled slowly to room temperature. Storage: Store at 4oC or -20oC. Sodium Dodecyl Sulfate (SDS) Cat. No. Size GS1-200 200g Description C12H25O4S•Na, MW 288.4, purity>99%. SDS is a detergent that functions as a protein denaturant. It is applied in the determination of protein molecular weight by polyacrylamide gel electrophoresis. It is also widely used to disrupt cell walls and dissociate nucleic acid-protein complexes in DNA and RNA extraction protocols. Storage: Store at room temperature. Sucrose Cat. No. Size GS2-200 200g Description C12H22O11, MW 42.29, purity>99.5%. Storage: Store at room temperature. TEMED Cat. No. Volume GT1-50 50ml Description C6H16N2, MW 116.2, purity>99%. Used in the preparation of DNA sequencing gel. Storage: Store at 2oC to 8oC, dark. Trihydroxymethylaminomethane (Tris) Cat. No. Size GT2-500 500g Description C4H11NO3, MW 121.14, no protease, DNase or RNase detected. Storage: Store at room temperature. Triton X-100 Cat. No. Volume GT3-500 500ml Description purity>99%, colorless, transparent, and sticky liquid Storage: Store at room temperature. Tryptone Cat. No. Size GT4-500 500g Description Used for the preparation of bacterial culture medium Storage: Store at room temperature. Urea Cat. No. Size GU1-500 500g Description CH4N2O, MW 60.1, purity>99%. Used in the preparation of DNA sequencing gel. Storage: Store at room temperature. 5-bromo-4-chloro-3-indolyl-β-D-galactoside (X-Gal) Cat. No. Size GX1-500 500mg Description C14H15BrCINO6, MW 408.64, purity>99%. X-Gal, a histochemical substrate for β-galactosidase, fields a blue precipitate upon hydrolysis, making it suitable for use in immunoblotting or immunocytochemical assays. Storage: Store at 20oC Viswagen Biotech Pvt. Ltd., 23/863G, Thazhathuveettil Buildings, Market Road, Pala, Kerala 686 575; India Web: www.viswagen.com, Phone: +91-98-46804374; Fax: +91-4822-215075 Contacts: customer service: customer.service@viswagen.com Copyright © 2007 Viswagen Biotech Pvt. Ltd.