Reagents, V

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Attention Thomas Scientific Customers

Due to current pandemic, lead times for PPE items are longer than what is listed on our website. Please expect shipping delays of all PPE products during this time.

  • Intact Genomics proprietary FastAmp® Viral/Cell Solution can be utilized for saliva/swab samples resulting in viral/cell lysis, and significantly simplifying this process. This solution streamlines viral specimen collection and viral RNA preparation processes including sample collection,…

  • Vitamin D3

    MP Biomedicals

    Vitamin D3 is the naturally occuring form of vitamin D3. Vitamin D3 mediates intestinal calcium absorption, bone metabolism, and probably muscle activity. It acts as a hormone precursor since it requires two stages of metabolism: first to 25-hydroxycholecalciferol; then to 1 ,…

  • Purity: 99.7% (metals basis) CAS Number: 7440-62-2 Harmonized Tariff Code:  8112.92

  • Vitamin E Acetate, USP

    Spectrum Chemical

    VITAMIN E ACETATE, USP is also referred to as tocopheryl acetate and is used mostly in dermatological products such as skin creams. Since it is not oxidized, it has the ability to penetrate the skin and is able to provide beneficial antioxidant effects to the living cells. Spectrum Chemical…

  • 2-Vinylpyridine, 0.97

    MilliporeSigma

    CAS Number: 100-69-6 Formula: C7H7N Formula Weight: 105.14 Linear Formula: C7H7N MDL No.: MFCD00006355 Purity: 0.97 Boiling Point: 79-82 C/29 mmHg(lit.) Density: 0.975 g/mL at 25 C(lit.) Refractive Index: n20/D 1.549(lit.) Storage: -20C Beilstein Registry Number: …

  • United States Pharmacopeia (USP) Reference Standard Synonym(s): D-Valsartan; ( R )- N -Valeryl- N -([2'-(1 H -tetrazole-5-yl)-biphenyl-4-yl]methyl)valine; N -(1-Oxopentyl)- N -[[2'-(2 H -tetrazol-5-yl)[1,1'-biphenyl]-4-yl]methyl]-D-valine Empirical Formula: …

  • VITEX (Modified Starch)

    GFS Chemicals

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

  • 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: …

  • Empirical Formula: C66H75Cl2N9O24 -+ HCl Linear Formula: C66H75Cl2N9O24 -+ HCl Formula Weight: 1485.71 Storage: 2-8°C Beilstein Registry Number: 3704657

  • Empirical Formula: C66H75Cl2N9O24 -+ HCl Linear Formula: C66H75Cl2N9O24 -+ HCl Formula Weight: 1485.71 Storage: 2-8°C Beilstein Registry Number: 3704657

  • for microbiology Synonym(s): VRBG Agar without Lactose, Vegitone; Vegitone Violet Red Bile Glucose Agar without Lactose; Violet Red Bile Dextrose Agar without Lactose, Vegitone

  • Vanillin

    MilliporeSigma

    pharmaceutical secondary standard; traceable to USP and PhEur Synonym(s): 4-Hydroxy-3-methoxybenzaldehyde; Vanillic aldehyde Empirical Formula: C8H8O3 Formula Weight: 152.15 Linear Formula: 4-(HO)C6H3-3-(OCH3)CHO MDL…

  • 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

  • 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

  • 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;…

  • 1-Vinylimidazole, >=99%

    MilliporeSigma

    CAS Number: 1072-63-5 Formula: C5H6N2 Formula Weight: 94.11 Linear Formula: C5H6N2 MDL No.: MFCD00005297 Purity: >=99% Boiling Point: 192-194 C(lit.); 78-79 C/13 mmHg(lit.) Density: 1.039 g/mL at 25 C(lit.) Refractive Index: n20/D 1.533(lit.) Beilstein Registry Number: …

  • Violet Red Bile Agar

    MilliporeSigma

    for microbiology Synonym(s): VRB Agar; VRBL-Agar

  • Synonym(s): Schweizer's Reagent, Triphenylvinylphosphonium bromide Formula: CH2=CHP(C5H5)3Br Formula weight: 369.25 Purity: 97% CAS Number: 5044-52-0 Harmonized Tariff Code:  2931.90 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May…

  • Synonym(s): Vincaleukblastine sulfate Formula: C46H60N4O13S Formula weight: 909.06 Purity: 98% CAS Number: 143-67-9 Harmonized Tariff Code:  2939.99 Hazard Statements: H318-H302-H335-H315 Causes serious eye damage. Harmful if swallowed. May cause respiratory irritation. Causes…

  • Synonyms: Basic Blue 11 CI 44040  Purity Limit: Dye content: ≥ 80% CAS No.: 2185-86-6 Molecular Formula: C29H32N3Cl Molecular Weight: 458.05 MDL No.: MFCD00011876 Appearance: Dark-blue powder Storage Temperature: Store at RT

  • Victoria Blue B 

    AFG Bioscience

    CAS # 2580-56-5 Synonyms: Basic Blue 26 CI 44045  Comments: Used in the quantitative determination of phospholipids and as a nuclear stain in cytology/histochemical applications. MDL No.: MFCD00011878 Melting Point: 206 ºC (dec.) Molecular Formula: C33H32N3Cl Molecular Weight: 506.09 …

  • Formula: CH3CH2CH2COOCH=CH2 Formula Weight: 114.14 CAS No.: 123-20-6 UN Number: UN2838 Purity: ≥99.0% (GC) Density: 0.899g/mLat 20°C Storage: 2-8°C Packaging: 5, 25 mL in glass bottle

  • Cell Culture, Insect, Kits and Mixes, Serum-free Media, Vitamins

  • European Pharmacopoeia (EP) Reference Standard Synonym(s): Valerenic acid; (2 E )-3-[(4 S ,7 R ,7a R )-2,4,5,6,7,7a-Hexadydro-3,7-dimethyl- 1 H -inden-4-yl]-2-methyl-2-propenoic acid Empirical Formula: C15H22O2 Formula Weight: 234.33 Linear Formula: …

  • 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…

  • Vogel-Johnson Agar

    MilliporeSigma

    for microbiology Synonym(s): VJ Agar

  • UN Number: UN3316

  • Synonym(s): y-Valerolactone; gamma-Valerolactone; y-Methyl-y-butyrolactone; y-Methyl-y-butyrolactone; 4,5-Dihydro-5-methyl-2(3 H )-furanone; 4-Hydroxypentanoic acid lactone Formula: C5H8O2 Formula Weight: 100.12 CAS No.: 108-29-2 Purity: 99% Density: …

  • Synonyms: 5-[ N -(3,4-Dimethoxyphenylethyl)methylamino]-2-(3,4-dimethoxyphenyl)-2-isopropylvaleronitrile hydrochloride Formula: …

  • removable needle, volume 500 mL

  • Vanadium AA Standard

    Ultra Scientific

    1 Analyte(s) @ 1000 µg/mL in water with dilute nitric acid and trace hydrofluoric acid

  • Viscosity Bath Media

    MilliporeSigma

    Silicone Fluid 20 cSt at 25 °C for use 60 to 110 °C

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