Reagents, V

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Reagents, V

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  • 4-Vinylphenol, min 10% soln. in propylene glycol

    Alfa Aesar

    Synonym(s): 4-Hydroxystyrene Formula: C8H8O Formula weight: 120.15 CAS Number: 2628-17-3 Harmonized Tariff Code:  2907.19 Hazard Statements: H315-H319 Causes skin irritation. Causes serious eye irritation. Precautionary Statements: …

  • Vanillin

    MilliporeSigma

    United States Pharmacopeia (USP) Reference Standard Synonym(s): 4-Hydroxy-3-methoxybenzaldehyde; Vanillic aldehyde Empirical Formula: C8H8O3 Formula Weight: 152.15 Linear Formula: 4-(HO)C6H3-3-(OCH3)CHO MDL Number: …

  • SUPELCO Vitamin E acetate, analytical standard

    MilliporeSigma

    Synonyms: O -Acetyl-α-tocopherol; DL-α-Tocopherol acetate; DL-α-Tocopheryl acetate Formula: C31H52O3 Formula Weight: 472.74 CAS No.: 7695-91-2 Density: 0.953 g/mL at 25 °C(lit.) Storage Temperature: −20°C

  • ALDRICH VenPure® SF, powder

    MilliporeSigma

    Formula: C8H17BrMg Formula Weight: 217.43 CAS No.: 90224-21-8 UN Number: UN2924 Density: 0.863g/mLat 25°C Packaging: 100 mL in Sure/Seal™ Included Fees: C981D27 has a Small Can included in the price. To see the value of these fees, download …

  • Vitamin D3, 1alpha, 25-Dihydroxy-

    MilliporeSigma

  • Violet Red Bile Agar

    BD

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

  • "Vinclozolin, PESTANAL®, analytical standard"

    MilliporeSigma

    Formula: C12H9Cl2NO3 Formula Weight: 286.11 CAS No.: 50471-44-8 Legal Information: PESTANAL is a registered trademark of Sigma-Aldrich Laborchemikalien GmbH

  • SIGMA Venor™ GeM Mycoplasma Detection Kit, PCR-based,

    MilliporeSigma

    Application: Kit employs PCR technology for rapid and reliable detection of mycoplasma DNA in cell cultures and virus stocks. Components: Positive Control 1 vial; Negative Control 1 vial; PCR 10X Reaction Buffer 1 vial; Primer/Nucleotide Mix 1 vial. Does not include Taq Polymerase. Optimized…

  • Viscosity Bath Media

    MilliporeSigma

    Silicone Fluid 100 cSt at 25 °C for use 120 to 150 °C

  • ALDRICH VenPure® SF, powder

    MilliporeSigma

    Synonym(s): Sodium borohydride; Sodium tetrahydridoborate Empirical Formula: H4BNa Linear Formula: NaBH4 Formula Weight: 37.83 MDL Number: MFCD00003518 Melting Point: >300 °C (dec.)(lit.)

  • Vanillin, 99%

    Alfa Aesar

    Synonym(s): 4-Hydroxy-3-methoxybenzaldehyde Formula: C8H8O3 Formula weight: 152.15 Purity: 99% CAS Number: 121-33-5 Harmonized Tariff Code:  2912.41 Risk Phrases: 20/22 Harmful by inhalation and if swallowed. Safety Phrases: 9-36-60 Keep container in a well ventilated place.…

  • (^+)-Verapamil hydrochloride, 99+%

    Alfa Aesar

    Synonym(s): Arpamyl Formula: C27H38N2O4 HCl Formula weight: 491.07 Purity: 99+% CAS Number: 152-11-4 UN Number: UN2811 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2926.90 Hazard Statements: H301-H311-H331 Toxic if swallowed. Toxic in contact with skin.…

  • viewIP™ Separopore®

    bioWORLD

    Red-colored agarose matrix contains immobilized Streptavidin for convenient affinity capture (pull-down) of biotinylated target molecules, such as proteins, peptides, antibodies, nucleic acids, lectins, receptors and ligands. viewIP TM Red Affinity Gels greatly reduce the risk of pellet loss.…

  • Vancomycin Hydrochloride, Molecular Biology Grade

    Alfa Aesar

    CAS Number: 1404-93-9 MDL: MFCD03613611 Formula: C66H75Cl2N9O24•HCl Formula Weight: 1485.73 Form: Powder Melting Point: Not determined Boiling Point: Not…

  • (S)-(+)-Valine For Synthesis

    MilliporeSigma

    CAS No.: 72-18-4 pH: 5.5 - 6.5 (100 g/l, H2O, 20°C) Solubility: 85 g/l (20°C) Melting Point: 315°C Molar Mass: 117.15 g/mol Bulk Density: 400 kg/m3 Density: 1.23 g/cm3 (20°C)

  • Vanillin, ReagentPlus®, 99%

    MilliporeSigma

    Synonyms: 4-Hydroxy-3-methoxybenzaldehyde Formula: 4-(HO)C6H3-3-(OCH3)CHO Formula Weight: 152.15 CAS No.: 121-33-5 Purity: 99% Other Notes: Tandem Mass Spectrometry data independently generated by Scripps Center for Metabolomics is available to view…

  • "4-Vinyl-1-cyclohexene, analytical standard"

    MilliporeSigma

    Formula: C6H9CH=CH2 Formula Weight: 108.18 CAS No.: 100-40-3 Purity: ≥99.5% (GC) Density: 0.831 g/mL at 20 °C; 0.832 g/mL at 25 °C(lit.) Storage Temperature: 2-8°C

  • Vinyltrimethylsilane, 98+%

    Alfa Aesar

    Synonym(s): Trimethylvinylsilane Formula: C5H12Si Formula weight: 100.24 Purity: 98+% CAS Number: 754-05-2 UN Number: UN1993 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2931.90 Hazard Statements: H225-H315-H319-H335 Highly flammable liquid and vapour.…

  • ALDRICH Vanadium(V) oxide, Greater Than or Equal to 98%

    MilliporeSigma

    Synonym(s): Divanadium pentaoxide; Divanadium pentoxide; Pentaoxodivanadium; Vandia Formula: V2O5 Formula Weight: 181.88 CAS No.: 1314-62-1 UN Number: UN2862 Purity: ≥98% Density: 3.35g/mLat 25°C(lit.) Application: Selective ammoxidation…

  • Vanadium(III) chloride 97%

    MilliporeSigma

    CAS Number: 7718-98-1 Linear Formula: VCl3 Molecular Weight: 157.30 EC Number: 231-744-6 MDL Number: MFCD00011454 PubChem Substance ID: 24852503 Packaging 1, 5, 25, 100 g in glass bottle

  • Vanadate-Molybdate Reagent

    Ricca Chemical

    For Phosphorus Analysis Formula: Mixture  

  • ALDRICH Vanadyl acetylacetonate, 98%

    MilliporeSigma

    Synonym(s): VO(acac)2; Vanadium(IV)-oxy acetylacetonate Empirical Formula: C10H14O5V Linear Formula: OV(C5H7O2)2 Formula Weight: 265.16 MDL Number: MFCD00000032 Purity: 98% Melting Point: …

  • Vinpocetine, 98%

    Alfa Aesar

    Synonym(s): Eburnamenine-14-carboxylic acid ethyl ester Formula: C22H26N2O2 Formula weight: 350.46 Purity: 98% CAS Number: 42971-09-5 Harmonized Tariff Code:  2933.99 Hazard Statements: H302 Harmful if swallowed. Precautionary Statements: P264-P270-P301+P312-P330-P501a Wash…

  • Violet Red Bile Agar, Granulated

    MilliporeSigma

    For the detection and enumeration of coliform bacteria including E. coli in water, milk, ice cream, meat and other foodstuffs. Synonym(s): VRB Agar Typical Composition (g/L): Peptone from meat 7.0; yeast extract 3.0; sodium chloride 5.0; lactose 10.0; neutral red 0.03; bile salt mixture 1.5;…

  • Vasicine

    MilliporeSigma

    analytical standard Synonym(s): (−)-Peganine; (3 S )-1,2,3,9-Tetrahydropyrrolo[2,1- b ]quinazolin-3-ol Empirical Formula: C11H12N2O Formula Weight: 188.23 Linear Formula: C11H12N2O MDL Number: MFCD09028068 …

  • Vitamin B12, =98%

    MilliporeSigma

    Synonym: α-(5,6-Dimethylbenzimidazolyl)cyanocobamide, CN-Cbl, Cyanocob(III)alamin, Cyanocobalamin CAS Number: 68-19-9 Empirical Formula (Hill Notation): C63H88CoN14O14P Molecular Weight: 1355.37 Beilstein Registry Number:…

  • SIGMA Viscozyme® L cellulolytic enzyme mixture

    MilliporeSigma

    Synonym(s): Cell Wall Degrading Enzyme Complex from Aspergillus sp.; Lysing Enzyme from Aspergillus sp. MDL Number: MFCD03101941 Density: ~1.2 g/mL at 25 °C(lit.) Storage: 2-8°C

  • Vasopressin, 98+%

    Alfa Aesar

    Synonym(s): Cys-Tyr-Phe-Gln-Asn-Cys-Pro-Arg-Gly-NH2, AVP peptide Formula: C46H65N15O12S2 Formula weight: 1084.24 Purity: 98+% CAS Number: 11000-17-2 Harmonized Tariff Code:  2937.19

  • SIGMA Vitamin K1 viscous liquid

    MilliporeSigma

    Synonym(s): 2-Methyl-3-phytyl-1,4-naphthoquinone; 3-Phytylmenadione; Phylloquinone; Vitamin K1(20) Empirical Formula: C31H46O2 Linear Formula: C31H46O2 Formula Weight: 450.70 MDL Number: MFCD00214063 Melting…

  • Vitamin K{1}

    Alfa Aesar

    Synonym(s): Phylloquinone Formula: C31H46O2 CAS Number: 84-80-0 Harmonized Tariff Code:  2936.29

  • Vegetable Extract, for microbiology

    MilliporeSigma

    Synonyms: Meat extract replacement

  • Vancomycin HCl

    ACTGene, Inc.

    Vancomycin is a glycopeptide antibiotic. It excerts its action by inhibiting the formation of the peptidoglycan polymers of the bacterial cell wall. Unlike penicillins that act primarily to prevent the crosslinking of peptidoglycans that give the cell its strength, vancomycin prevents the transfer…

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