Reagents, V

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Reagents, V

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  • Vitamin B12


  • For selective isolation of coliform bacteria from dairy products and food.

  • United States Pharmacopeia (USP) Reference Standard Synonym(s): 2-Allyl-4-pentenoic acid; Diallylacetic acid Empirical Formula: C8H12O2 Formula Weight: 140.18 Linear Formula: C8H12O2

  • United States Pharmacopeia (USP) Reference Standard Synonym(s): N -(1-Oxobutyl)- N -[[2'-(2 H -tetrazol-5-yl)[1,1'-biphenyl]-4-yl]methyl]-L-valine; ( S )- N -Butyryl- N -{[2'-(1- H -tetrazole-5-yl)-biphenyl-4-yl]methyl}valine Empirical Formula: …

  • Synonym(s): 3-Ethenyl(bicyclo[4.2.0]-octa-1,3,5-triene); VBCB Empirical Formula: C10H10 Linear Formula: C10H10 Formula Weight: 130.19 MDL Number: MFCD09834065 Purity: 97% Density: 0.962 g/mL at 25 °C Refractive…

  • Synonym(s): 4-Hydroxy-3-methoxybenzoic acid Empirical Formula: C8H8O4 Linear Formula: HOC6H3(OCH3)CO2H Formula Weight: 168.15 MDL Number: MFCD00002551 Purity: 97% Melting Point: …

  • The Vent Filter is designed to protect highly sensitive stored pure water from possible contaminants in the environment. These include carbon dioxide, particles, micro-organisms and volatile organic compounds that mainly come from the laboratory atmosphere. When carbon dioxide dissolves in water,…

  • V2O5 CAS#: 1314-62-1 F.W.: 181.90

  • Harmonized Tariff Code:  3822.00

  • Designed for fast, nondenaturing concentration of biological samples by membrane ultrafiltration. Up to 30-fold concentration of the sample can be achieved with recovery of the target molecule typically exceeding 95%.Vivaspin® sample concentrators are designed for fast, nondenaturing concentration…

  • Vanillin, NF 500g

    Spectrum Chemical

    Vanillin, NF, 500 g . All Spectrum Chemical NF grade products are manufactured, packaged and stored under current Good Manufacturing Practices (cGMP).

  • Synonyms: Vancomycin hydrochloride Formula: C66H75Cl2N9O24 · xHCl Formula Weight: 1449.25 (free base basis) CAS No.: 1404-93-9 Storage Temperature: 2-8°C Application: An antibiotic supplement recommended by ISO Committee for…

  • VIP® Gold for Listeria is a single-step visual immunoassay for the detection of Listeria in food and environmental samples. The test is intended for use by laboratory personnel with appropriate microbiology training. Storage: room temp Application: AOAC Official Method 997.03, AOAC…

  • Valeric acid hydrazide, 95%

    Thermo Scientific Chemicals

    Synonym(s): Pentanoic acid hydrazide Formula: CH3(CH2)3CONHNH2 Formula weight: 116.16 Purity: 95% CAS Number: 38291-82-6 Harmonized Tariff Code:  2928.00 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. …

  • Synonym(s): ( R )-α-Aminoisovaleric acid; D-2-Amino-3-methylbutanoic acid Formula: (CH3)2CHCH(NH2)CO2H Formula Weight: 117.15 CAS No.: 640-68-6 Purity: ≥98% Packaging: 5 g in glass bottle

  • for microbiology Synonym(s): VRBG-Agar

  • Vitamin A Acetate

    MP Biomedicals

    The product contains vitamin A acetate (approximately 21%) finely dispersed in a starch-coated matrix of gelatin (approximately 60%), sucrose (approximately 14%) and corn starch (approximately 5%). BHT and BHA are added as antioxidants. Vitamin A Acetate induces cell differentiation and inhibits…

  • Formula: C6H6N2 Formula weight: 106.13 Purity: 98%, stab. with ca 0.1% hydroquinone CAS Number: 4177-16-6 UN Number: UN1993 Hazard Class: 3 Packing Group: III Harmonized Tariff Code:  2933.99 Hazard Statements: H226-H315-H319-H335 Flammable liquid and vapour. Causes skin…

  • Synonym(s): 4-Hydroxy-3-methoxybenzaldehyde; Vanillic aldehyde Empirical Formula: C8H8O3 Linear Formula: 4-(HO)C6H3-3-(OCH3)CHO Formula Weight: 152.15 MDL Number: MFCD00006942 Purity: ≥97% Boiling Point: …

  • Synonym(s): Acetoxyethylene Formula: CH3CO2CH=CH2 Formula Weight: 86.09 CAS No.: 108-05-4 UN Number: UN1301 Purity: ≥99% Density: 0.934g/mLat 25°C(lit.) Storage: 2-8°C Packaging: 1, 2, 2.5 L in glass bottle

  • Vitamin E acetate, 97%

    Thermo Scientific Chemicals

    Synonym(s): DL-alpha-Tocopheryl acetate Formula: C31H52O3 Formula weight: 472.76 Purity: 97% CAS Number: 7695-91-2 Harmonized Tariff Code:  2936.28

  • Synonym(s): MGC70609; VEGF; VEGF-A; VPF; Vascular endothelial growth factor A; Vascular permeability factor Purity: ≥98% (SDS-PAGE) Storage: −20°C

  • Vinyltrimethoxysilane, 98%

    Thermo Scientific Chemicals

    Synonym(s): Trimethoxyvinylsilane Formula: C5H12O3Si Formula weight: 148.24 Purity: 98% CAS Number: 2768-02-7 UN Number: UN1993 Hazard Class: 3 Packing Group: III Harmonized Tariff Code:  2931.90 Hazard Statements: H318-H226-H332-H335-H315 Causes serious eye damage.…

  • Formula: CH3(CH2)10COOCH=CH2 Formula Weight: 226.36 CAS No.: 2146-71-6 Purity: ≥99.0% (GC) Density: 0.871g/mLat 20°C(lit.) Packaging: 250 mL in glass bottle

  • Synonym(s): ( R )-3,4-Epoxy-1-butene Formula: C4H6O Formula Weight: 70.09 CAS No.: 62249-81-4 UN Number: UN1993 Purity: ≥95.0% (sum of enantiomers, GC) Density: 0.870g/mLat 20°C(lit.) Other Notes: Used to prepare stereodiversified scaffolds…

  • Synonym(s): 4-Aminostyrene Empirical Formula: C8H9N Linear Formula: H2C=CHC6H4NH2 Formula Weight: 119.16 MDL Number: MFCD00015329 Purity: 97% Boiling Point: 213-214 °C(lit.) Density: …

  • Thiamine, Hydrochloride


  • L-Valine

    Spectrum Chemical

    L-Valine, USP, JP, bioCERTIFIED (TM), 12 kg  is an amino acid, a chemical building block that makes proteins, and is bioCERTIFIED™ for biopharmaceutical production and for cell culture. L-Valine, USP, JP, bioCERTIFIED™ products are manufactured, packaged and stored under current…

  • 2-Valerylfuran, 97%

    Thermo Scientific Chemicals

    Synonym(s): 1-(2-Furyl)-1-pentanone, 2-Pentanoylfuran Formula: C9H12O2 Formula weight: 152.20 Purity: 97% CAS Number: 3194-17-0 Harmonized Tariff Code:  2932.19 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory…

  • Viridiflorol belongs to the class of aromadendrene sesquiterpenoids, isolated from the leaves of Salvia officinalis and detected in leaves of Salvia triloba. Synonyms: (1aR,4S,4aS,7R,7aS)-1,1,4,7-Tetramethyl-2,3,4a,5,6,7,7a,7b-octahydro-1aH-cyclopropa[e]azulen-4-ol;…

  • Vildagliptin >=98% (HPLC)


    Synonyms: Vildagliptin; (2S)-1-[[(3-Hydroxytricyclo[,7]dec-1-yl)amino]acetyl]-2-pyrrolidinecarbonitrile; LAF-237; NVP-LAF237; (S)-1-(((1R,3R,5R,7S)-3-hydroxyadamantan-1-yl)glycyl)pyrrolidine-2-carbonitrile Molecular Formula: C17H25N3O2 Molecular Weight: 303.4 Linear Structural…

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