Reagents, V

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Reagents, V

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  • SIGMA [Val5]-Angiotensin I bovine >=97% (HPLC)

    MilliporeSigma

    Synonym(s): Asp-Arg-Val-Tyr-Val-His-Pro-Phe-His-Leu Empirical Formula: C61H87N17O14 Linear Formula: C61H87N17O14 Formula Weight: 1282.45 MDL Number: MFCD00133987 Purity: ≥97% (HPLC) …

  • ALDRICH (+)-Valencene, technical, Greater Than or Equal to 70%

    MilliporeSigma

    Synonym(s): (3 R ,4 aS ,5 R )-4 a ,5-Dimethyl-3-isopropenyl-1,2,3,4,4 a ,5,6,7-octahydronaphthalene Formula: C15H24 Formula Weight: 204.35 CAS No.: 4630-07-3 Purity: ≥70% Density: 0.92g/mLat 25°C(lit.) Storage: 2-8°C Packaging: 10, 50…

  • SIGMA VPM 45 Reactivity: Anti-MHC class II DQB chain, ovine

    MilliporeSigma

    Storage: −196°C

  • ALDRICH Vanillylacetone, >=96%, FG

    MilliporeSigma

    Synonym(s): Zingerone Empirical Formula: C11H14O3 Linear Formula: 4-(HO)C6H3-3-(OCH3)CH2CH2COCH3 Formula Weight: 194.23 MDL Number: MFCD00048232 Purity: ≥96% Boiling Point: …

  • Viscosity standard, Specpure r, nominally 360cSt @ 40° and 42cSt @ 100°

    Alfa Aesar

    Harmonized Tariff Code:  3822.00 Hazard Statements: H301-H332 Toxic if swallowed. Harmful if inhaled. Precautionary Statements: P261-P301+P310-P304+P340-P312-P405-P501a Avoid breathing dust/fume/gas/mist/vapours/spray. IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician. IF…

  • Volatile Acids TNTplus Reagent Set

    Hach

    For determination of Volatile Acids by the Esterification method, using TNTplus™ vials. Hach Method 10240. Range: 50 - 2500 mg/L as Acetic Acid. 25 tests. Simple test allows quick process control - No need for titrations or involved water bath digestion. Reduce Errors with Bar-coded…

  • Vigabatrin impurity E

    MilliporeSigma

    European Pharmacopoeia (EP) Reference Standard Synonym(s): 2-[(2 RS )-2-Aminobut-3-enyl]propanedioic acid Empirical Formula: C7H11NO4 Formula Weight: 173.17 Linear Formula: C7H11NO4

  • SIGMA Vapreotide

    MilliporeSigma

    Synonym(s): RC 160 Empirical Formula: C57H70N12O9S2 Linear Formula: C57H70N12O9S2 Formula Weight: 1131.37 Storage: −20°C

  • ALDRICH vBRIDP, 97%

    MilliporeSigma

    Synonym(s): Bis(1,1-dimethylethyl)(1-methyl-2,2-diphenylethenyl)phosphine; Di- tert -butyl(1-methyl-2,2-diphenylethenyl)phosphine Empirical Formula: C23H31P Linear Formula: C23H31P Formula Weight: 338.47 MDL Number: MFCD16621412 Purity: …

  • SIGMA Verteporfin >=94% (HPLC)

    MilliporeSigma

    Synonym(s): 3-[(23S,24R)-14-Ethenyl-5-(3-methoxy-3-oxopropyl)-22,23-bis(methoxycarbonyl)-4,10,15,24-tetramethyl-25,26,27,28-tetraazahexacyclo[16.6.1.13,6.18,11.113,16.019,24]octacosa-1,3,5,7,9,11(27),12,14,16,18(25),19,21-dodecaen-9-yl]propanoic acid; Visudyne Empirical Formula: …

  • VITEX (Modified Starch)

    GFS Chemicals

    Indicator for iodometric titrations. Instantly soluble in water. Use 0.3g per determination.

  • ALDRICH Vinyl benzoate, >=99%, contains <=20 ppm Hydroquinone and/or <=50 ppm…

    MilliporeSigma

    Empirical Formula: C9H8O2 Linear Formula: C6H5COOCH=CH2 Formula Weight: 148.16 MDL Number: MFCD00048141 Purity: ≥99% Boiling Point: 95-96 °C/20 mmHg(lit.) Density: 1.07 g/mL at…

  • Vinyl decanoate, 95%, stab.

    Alfa Aesar

    Synonym(s): Decanoic acid vinyl ester, Vinyl caprate Formula: C12H22O Formula weight: 198.30 Purity: 95%, stab. CAS Number: 4704-31-8 Harmonized Tariff Code:  2915.90

  • SIGMA Vecuronium bromide

    MilliporeSigma

    Synonym(s): 1-[(2β,3α,5α,16β,17β)-3,17-Bis(acetyloxy)-2-(1-piperidinyl)androstan-16-yl]-1-methyl-piperidinium bromide Empirical Formula: C34H57BrN2O4 Linear Formula: C34H57BrN2O4

  • VJ Agar

    BD

    For the isolation of coagulase-positive mannitol-fermenting S. aureus from clinical or food specimens. Synonym(s): Vogel-Johnson

  • ALDRICH Vincamine, 98%

    MilliporeSigma

    Empirical Formula: C21H26N2O3 Linear Formula: C21H26N2O3 Formula Weight: 354.44 MDL Number: MFCD00078054 Purity: 98% Melting Point: 232 °C (dec.)(lit.)

  • ALDRICH Vinylboronic acid 2-methyl-2,4-pentanediol ester, contains phenothiazine…

    MilliporeSigma

    Synonym(s): 4,4,6-Trimethyl-2-vinyl-1,3,2-dioxaborinane; Vinylborons+ñure-2-methyl-2,4-pentandiolester Empirical Formula: C8H15BO2 Linear Formula: C8H15BO2 Formula Weight: 154.01 MDL Number: MFCD00066915 Purity: 95% …

  • Y-Valerolactone

    MilliporeSigma

    analytical standard Synonym(s): γ-Methyl-γ-butyrolactone; γ-Methyl-γ-butyrolactone; 4,5-Dihydro-5-methyl-2(3 H )-furanone; 4-Hydroxypentanoic acid lactone Empirical Formula: C5H8O2 Formula Weight: 100.12 Linear Formula: …

  • ALDRICH Valeraldehyde, 97%

    MilliporeSigma

    Synonym(s): Pentanal Formula: CH3(CH2)3CHO Formula Weight: 86.13 CAS No.: 110-62-3 UN Number: UN2058 Purity: 97% Density: 0.81g/mLat 25°C(lit.) Packaging: 250 mL in glass bottle

  • VRB MUG Agar

    MilliporeSigma

    for microbiology Synonym(s): Violet Red Bile Lactose MUG Agar

  • Vitamin A palmitate, 1.7 M.I.U./g

    Alfa Aesar

    Synonym(s): Retinyl palmitate, Retinol palmitate Formula: C36H60O2 Formula weight: 524.87 CAS Number: 79-81-2 Harmonized Tariff Code:  2936.21 Hazard Statements: H361 Suspected of damaging fertility or the unborn child. Precautionary Statements: …

  • Vinylacetic acid, 96%

    Alfa Aesar

    Synonym(s): 3-Butenoic acid Formula: C4H6O2 Formula weight: 86.09 Purity: 96% CAS Number: 625-38-7 UN Number: UN3265 Hazard Class: 8 Packing Group: II Harmonized Tariff Code:  2916.19 Hazard Statements: H314-H318-H227 Causes severe skin burns and eye damage. Causes…

  • SIGMA Veronicoside >=95% (LC/MS-ELSD)

    MilliporeSigma

    Empirical Formula: C22H26O11 Linear Formula: C22H26O11 Formula Weight: 466.44 Purity: ≥95% (LC/MS-ELSD) Storage: −20°C

  • SIGMA Valosin Porcine >=97% (HPLC)

    MilliporeSigma

    Synonym(s): Peptide VQY; Val-Gln-Tyr-Pro-Val-Glu-His-Pro-Asp-Lys-Phe-Leu-Lys-Phe-Gly-Met-Thr-Pro-Ser-Lys-Gly-Val-Leu-Phe-Tyr Empirical Formula: C141H207N31O35S Linear Formula: C141H207N31O35S Formula…

  • Vinylboronic anhydride pyridine complex, 95%

    MilliporeSigma

    CAS No.: 442850-89-7 Synonyms: 2,4,6-Trivinylcyclotriboroxane pyridine complex; Trivinyl-boroxin pyridine complex; Trivinyl-boroxin pyridine complex; Trivinylcyclotriboroxane pyridine complex Formula: C6H9B3O3 ¬? C5H5N …

  • SIGMA Vitamin K2

    MilliporeSigma

    Synonym(s): Menaquinone 4; Menatetrenone Empirical Formula: C31H40O2 Linear Formula: C31H40O2 Formula Weight: 444.65 MDL Number: MFCD00079646 Storage: −20°C

  • SUPELCO Vinyl chloride in nitrogen

    MilliporeSigma

    1 ppm, cylinder of 48 L, analytical standard Synonym(s): Amino Acid Sequence: Empirical Formula: Formula Weight: Linear Formula: MDL Number: Purity: Boiling Point: Melting Point: Density: Refractive Index: Storage: Beilstein Registry…

  • Voriconazole impurity E

    MilliporeSigma

    European Pharmacopoeia (EP) Reference Standard Synonym(s): (±)-Camphor-10-sulfonic acid; (±)-β-Camphorsulfonic acid Empirical Formula: C10H16O4S Formula Weight: 232.30 Linear Formula: C10H16O4S MDL…

  • Vinorelbine impurity B

    MilliporeSigma

    European Pharmacopoeia (EP) Reference Standard Synonym(s): O -Deacetylnavelbine Empirical Formula: C43H52N4O7 Formula Weight: 736.90 Linear Formula: C43H52N4O7

  • Vegetable Hydrolysate No. 2, for microbiology

    MilliporeSigma

    CAS No.: 100209-45-8 Synonyms: Peptone from vegetable; Liver Hydrolysate Replacement; Liver Powder Replacement

  • Vinyltrimethylsilane, 97%

    Alfa Aesar

    Synonym(s): Trimethylvinylsilane Formula: C5H12Si Formula weight: 100.24 Purity: 97% 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.…

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