Alfa Aesar

Reagents, V, Alfa Aesar

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  • Veratrole, 99%

    Alfa Aesar

    Synonym(s): Catechol dimethyl ether, 1,2-Dimethoxybenzene Formula: C8H10O2 Formula weight: 138.17 Purity: 99% CAS Number: 91-16-7 Harmonized Tariff Code:  2909.30 Hazard Statements: H302-H227 Harmful if swallowed. Combustible liquid. Precautionary Statements: …

  • Vanadium powder, -325 mesh, 99.5% (metals basis)

    Alfa Aesar

    Purity: 99.5% (metals basis) CAS Number: 7440-62-2 UN Number: UN3089 Hazard Class: 4.1 Packing Group: II Harmonized Tariff Code:  8112.92 Hazard Statements: H228-H315-H319-H335 Flammable solid. Causes skin irritation. Causes serious eye irritation. May cause respiratory…

  • Vanadium(IV) oxide bis(2,4-pentanedionate)

    Alfa Aesar

    Synonym(s): Vanadyl acetylacetonate, Vanadyl 2,4-pentanedionate Formula: C10H14O5V Formula weight: 265.16 CAS Number: 3153-26-2 UN Number: UN3285 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2914.19 Hazard Statements: H301-H315-H319-H335 Toxic if…

  • Vanadium(V) oxide, 99.6% min

    Alfa Aesar

    Formula: V2O5 Formula weight: 181.88 Purity: 99.6% min CAS Number: 1314-62-1 UN Number: UN2862 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2825.30 Hazard Statements: H372-H341-H361-H302-H332-H335 Causes damage to organs through prolonged or repeated…

  • Vinyltrimethoxysilane, 98%

    Alfa Aesar

    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.…

  • Vinylboronic anhydride pyridine complex, 95%

    Alfa Aesar

    Synonym(s): O'Shea's reagent, Trivinylboroxin pyridine complex Formula: C6H9B3O3 Formula weight: 161.57 Purity: 95% CAS Number: 95010-17-6 Harmonized Tariff Code:  2933.39 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause…

  • Vanadium(III) chloride, 99% (metals basis)

    Alfa Aesar

    Synonym(s): Vanadium trichloride Formula: VCl3 Formula weight: 157.30 Purity: 99% (metals basis) CAS Number: 7718-98-1 UN Number: UN2475 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2827.39 Hazard Statements: H301-H314-H318 Toxic if swallowed. Causes…

  • Vanadium(IV) fluoride, 95%

    Alfa Aesar

    Synonym(s): Vanadium tetrafluoride Formula: F4V Formula weight: 126.94 Purity: 95% CAS Number: 10049-16-8 UN Number: UN2923 Hazard Class: 8 Packing Group: II Harmonized Tariff Code:  2826.19 Hazard Statements: H300-H330-H314-H318 Fatal if swallowed. Fatal if inhaled.…

  • 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…

  • 2-Vinylpyridine, 97%, stab. with 0.1% 4-tert-butylcatechol

    Alfa Aesar

    Formula: C7H7N Formula weight: 105.14 Purity: 97%, stab. with 0.1% 4-tert-butylcatechol CAS Number: 100-69-6 UN Number: UN3073 Hazard Class: 6.1 Packing Group: II Harmonized Tariff Code:  2933.39 Hazard Statements: H311-H330-H314-H318-H226-H302 Toxic in contact with skin.…

  • 1-(Trifluoromethyl)vinyl acetate, 97%

    Alfa Aesar

    Synonym(s): 1-(Trifluoromethyl)ethenyl acetate, 3,3,3-Trifluoropropen-2-yl acetate Formula: C5H5F3O2 Formula weight: 154.09 Purity: 97% CAS Number: 2247-91-8 UN Number: UN3272 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2915.39 Hazard Statements: …

  • ^d-Valerolactone, 98%, may contain polymer; distil to remove

    Alfa Aesar

    Synonym(s): 5-Hydroxypentanoic acid lactone, delta-Pentanolactone Formula: C5H8O2 Formula weight: 100.12 Purity: 98%, may contain polymer; distil to remove CAS Number: 542-28-9 Harmonized Tariff Code:  2932.20 Hazard Statements: H318 Causes serious eye damage. Precautionary…

  • Vanadium(III) oxide, 99.7% (metals basis)

    Alfa Aesar

    Synonym(s): Vanadium trioxide Formula: V2O3 Formula weight: 149.88 Purity: 99.7% (metals basis) CAS Number: 1314-34-7 UN Number: UN3285 Hazard Class: 6.1 Packing Group: II Harmonized Tariff Code:  2825.30 Hazard Statements: H310-H302-H332-H315-H319-H335 Fatal in contact…

  • Valeric acid, 99%

    Alfa Aesar

    Synonym(s): Pentanoic acid Formula: C5H10O2 Formula weight: 102.13 Purity: 99% CAS Number: 109-52-4 UN Number: UN3265 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2915.60 Hazard Statements: H314-H227 Causes severe skin burns and eye damage. Combustible…

  • Viscosity standard, Specpure r, nominally 120cSt @ 40° and 20cSt @ 100°

    Alfa Aesar

    Harmonized Tariff Code:  3822.00

  • 2-Valerylfuran, 97%

    Alfa Aesar

    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…

  • Vinyltriethylsilane, 97%

    Alfa Aesar

    Synonym(s): Triethylvinylsilane Formula: C8H18Si Formula weight: 142.32 Purity: 97% CAS Number: 1112-54-5 UN Number: UN1993 Hazard Class: 3 Packing Group: III Harmonized Tariff Code:  2931.90 Hazard Statements: H226 Flammable liquid and vapour. Precautionary…

  • Vanadium naphthenate oxide, 35% in naphthenic acid (V 2.8-3.2%)

    Alfa Aesar

    CAS Number: 68553-60-6 UN Number: UN3285 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  3824.90 Hazard Statements: H301-H331 Toxic if swallowed. Toxic if inhaled. Precautionary Statements: P261-P301+P310-P304+P340-P311-P405-P501a Avoid breathing…

  • 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: …

  • Viscosity standard, Specpure r, nominally 100cSt @ 40° and 16.8cSt @ 100°

    Alfa Aesar

    Harmonized Tariff Code:  3822.00

  • Van Dyke Brown

    Alfa Aesar

    Synonym(s): Natural Brown 8 CAS Number: 72669-22-8 Harmonized Tariff Code:  3204.90

  • Vanadium carbide, 99% (metals basis)

    Alfa Aesar

    Formula: VC (VC0.88 by X-Ray) Formula weight: 62.95 Purity: 99% (metals basis) CAS Number: 12070-10-9 UN Number: UN3178 Hazard Class: 4.1 Packing Group: III Harmonized Tariff Code:  2849.90 Hazard Statements: H228-H315-H319-H335 Flammable solid. Causes skin irritation.…

  • Vanadium(V) oxide, Puratronic r, 99.99% (metals basis)

    Alfa Aesar

    Formula: V2O5 Formula weight: 181.88 Purity: 99.99% (metals basis) CAS Number: 1314-62-1 UN Number: UN2862 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2825.30 Hazard Statements: H372-H341-H361-H302-H332-H335 Causes damage to organs through prolonged or…

  • Vanadium(III) bromide, 99.5% (metals basis)

    Alfa Aesar

    Synonym(s): Vanadium tribromide Formula: VBr3 Formula weight: 290.67 Purity: 99.5% (metals basis) CAS Number: 13470-26-3 UN Number: UN2923 Hazard Class: 8 Packing Group: II Harmonized Tariff Code:  2827.59 Hazard Statements: H331-H314-H318 Toxic if inhaled. Causes…

  • 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.…

  • 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: …

  • Vanadium, plasma standard solution, Specpure r, V 10,000µg/ml

    Alfa Aesar

    Formula: V2O5 in 5 HNO3 UN Number: UN3264 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  3822.00 Hazard Statements: H314-H318 Causes severe skin burns and eye damage. Causes serious eye damage. Precautionary Statements: …

  • Vanadium foil, 0.075mm (0.003in) thick, 99.8% (metals basis)

    Alfa Aesar

    Purity: 99.8% (metals basis) CAS Number: 7440-62-2 Harmonized Tariff Code:  8112.99

  • Vanadium(III) oxide, 95%

    Alfa Aesar

    Synonym(s): Vanadium trioxide Formula: O3V2 Formula weight: 149.88 Purity: 95% CAS Number: 1314-34-7 UN Number: UN3285 Hazard Class: 6.1 Packing Group: II Harmonized Tariff Code:  2825.30 Hazard Statements: H310-H302-H332-H315-H319-H335 Fatal in contact with skin.…

  • Valethamate bromide, 99%

    Alfa Aesar

    Synonym(s): Epidosin, N,N-Diethyl-N-methyl-2-([3-methyl-1-oxo-2-phenylpentyl]oxy)ethanammonium bromide Formula: C19H32BrNO2 Formula weight: 386.37 Purity: 99% CAS Number: 90-22-2 Harmonized Tariff Code:  2923.90 Hazard Statements: H302-H315-H319-H335 Harmful if swallowed. Causes…

  • 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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