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  • Hydrindantin dihydrate, 98%

    Alfa Aesar

    Synonym(s): 2,2',3,3,3',3'-Hexahydroxy-2,2'-biindan-1,1'-dione Formula: C18H10O6 2H2O Formula weight: 358.30 (322.27anhy) Purity: 98% CAS Number: 5950-69-6 Harmonized Tariff Code:  2914.40

  • Hydrogen peroxide, 35% w/w aq. soln., stab.

    Alfa Aesar

    Formula: H2O2 Formula weight: 34.02 CAS Number: 7722-84-1 UN Number: UN2014 Hazard Class: 5.1 Packing Group: II Harmonized Tariff Code:  2847.00 Hazard Statements: H272-H301-H314-H318-H335 May intensify fire; oxidizer. Toxic if swallowed. Causes severe skin burns and eye…

  • Hydroxylamine hydrochloride, 99%

    Alfa Aesar

    Synonym(s): Hydroxylammonium chloride Formula: H3NO HCl Formula weight: 69.49 Purity: 99% CAS Number: 5470-11-1 UN Number: UN2923 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2825.10 Hazard Statements: H351-H373-H290-H302-H312-H317-H315-H319 Suspected of…

  • Hydrochloric acid, 1.0N Standardized Solution

    Alfa Aesar

    Formula: HCl Formula weight: 36.46 CAS Number: 7647-01-0 Harmonized Tariff Code:  2806.10

  • Harmine, 98+%

    Alfa Aesar

    Synonym(s): 6-Methoxyharmane, 7-Methoxy-1-methyl-9H-pyrido[3,4-b]indole Formula: C13H12N2O Formula weight: 212.25 Purity: 98+% CAS Number: 442-51-3 Harmonized Tariff Code:  2933.99 Hazard Statements: H302-H332-H319 Harmful if swallowed. Harmful if inhaled. Causes serious eye…

  • Hydrazine sulfate, ACS, 99.0% min

    Alfa Aesar

    Formula: H2NNH2 H2SO4 Formula weight: 130.12 Purity: 99.0% min CAS Number: 10034-93-2 UN Number: UN3288 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2825.10 Hazard Statements: H311-H331-H350-H302-H317 Toxic in contact with skin. Toxic if inhaled. May cause…

  • Harmol hydrochloride dihydrate, 98%

    Alfa Aesar

    Synonym(s): 1-Methyl-9H-pyrido-[3,4-b]indole-7-ol Formula: C12H10N2O.HCl 2H2O Formula weight: 270.72 (234.69anhy) Purity: 98% CAS Number: 149022-16-2 Harmonized Tariff Code:  2933.99

  • Hexamethyldisilazane, 98+%

    Alfa Aesar

    Synonym(s): Bis(trimethylsilyl)amine, HMDS Formula: C6H19NSi2 Formula weight: 161.40 Purity: 98+% CAS Number: 999-97-3 UN Number: UN3286 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2931.90 Hazard Statements: H225-H311-H331-H314-H318-H302 Highly flammable…

  • Hydrochloric acid, ACS, HCl 36.5-38.0%

    Alfa Aesar

    Synonym(s): Muriatic acid Formula: HCl Formula weight: 36.46 CAS Number: 7647-01-0 UN Number: UN1789 Hazard Class: 8 Packing Group: II Harmonized Tariff Code:  2806.10 Hazard Statements: H314-H335 Causes severe skin burns and eye damage. May cause respiratory irritation. …

  • Hydroxyurea, 98%

    Alfa Aesar

    Formula: CH4N2O2 Formula weight: 76.06 Purity: 98% CAS Number: 127-07-1 Packing Group: III Harmonized Tariff Code:  2928.00 Hazard Statements: H340-H360 May cause genetic defects. May damage fertility or the unborn child. Precautionary Statements: …

  • Hypoxanthine, 99%

    Alfa Aesar

    Synonym(s): 6-Hydroxypurine Formula: C5H4N4O Formula weight: 136.11 Purity: 99% CAS Number: 68-94-0 Harmonized Tariff Code:  2933.59

  • Harmaline, 98+%

    Alfa Aesar

    Synonym(s): 1-Methyl-7-methoxy-3,4-dihydro-^b-carboline, Dihydroharmine Formula: C13H14N2O Formula weight: 214.27 Purity: 98+% CAS Number: 304-21-2 Harmonized Tariff Code:  2933.99 Hazard Statements: H301 Toxic if swallowed. Precautionary Statements: …

  • Hydrazine sulfate, 99+%

    Alfa Aesar

    Formula: H2NNH2 H2SO4 Formula weight: 130.12 Purity: 99+% CAS Number: 10034-93-2 UN Number: UN3288 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2825.10 Hazard Statements: H311-H331-H350-H302-H317 Toxic in contact with skin. Toxic if inhaled. May cause…

  • Hydroxylamine hydrochloride, ACS, 96+%

    Alfa Aesar

    Synonym(s): Hydroxylammonium chloride Formula: H3NO HCl Formula weight: 69.49 Purity: 96+% CAS Number: 5470-11-1 UN Number: UN2923 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2825.10 Hazard Statements: H351-H373-H290-H302-H312-H317-H315-H319 Suspected of…

  • Hydrogen peroxide, ACS, 29-32% w/w aq. soln., stab.

    Alfa Aesar

    Formula: H2O2 Formula weight: 34.02 CAS Number: 7722-84-1 UN Number: UN2014 Hazard Class: 5.1 Packing Group: II Harmonized Tariff Code:  2847.00 Hazard Statements: H272-H318-H302 May intensify fire; oxidizer. Causes serious eye damage. Harmful if swallowed. Precautionary…

  • Hydroxypropyl methylcellulose, 28-30% methoxyl, 7-12% hydroxypropyl, viscosity …

    Alfa Aesar

    Synonym(s): Methocel, HPMC CAS Number: 9004-65-3 Harmonized Tariff Code:  3912.39

  • Hexanes, mixed isomers, 98+%

    Alfa Aesar

    Formula: C6H14 Formula weight: 86.18 Purity: 98+% CAS Number: 92112-69-1 UN Number: UN1208 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2901.10 Hazard Statements: H225-H304-H361-H373-H315-H336 Highly flammable liquid and vapour. May be fatal if swallowed and…

  • Hydrazine, standard solution, Specpure r, N{2}H{4} 100µg/ml

    Alfa Aesar

    Formula: N2H4 in 1 CH3CO2H Formula weight: 50.06 Harmonized Tariff Code:  3822.00

  • Hemoglobin, bovine

    Alfa Aesar

    CAS Number: 9008-02-0 Harmonized Tariff Code:  3504.00

  • Hydrogen chloride, 5 to 6M soln. in 2-propanol, pure

    Alfa Aesar

    Formula: ClH Formula weight: 36.46 CAS Number: 7647-01-0 UN Number: UN2924 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2806.10 Hazard Statements: H224-H314-H335-H336-H319 Extremely flammable liquid and vapour. Causes severe skin burns and eye damage. May cause…

  • Hydrochloric acid, 0.5N Standardized Solution

    Alfa Aesar

    Formula: HCl Formula weight: 36.46 CAS Number: 7647-01-0 Harmonized Tariff Code:  2806.10 Included Fees: C873C62 has a Protective Can fee included in the price. C873C63 has a Protective Can fee included in the price. C873C64 has a Protective Can fee included in the price. To see the…

  • 4-Hydroxybenzoic acid, 99%

    Alfa Aesar

    Formula: C7H6O3 Formula weight: 138.12 Purity: 99% CAS Number: 99-96-7 Harmonized Tariff Code:  2918.29 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …

  • Hydrogen chloride, nominally 2.5M in ethanol

    Alfa Aesar

    Formula: HCl Formula weight: 36.46 CAS Number: 7647-01-0 UN Number: UN2924 Hazard Class: 3 Packing Group: II

  • n-Heptane, Environmental Grade, 96+%

    Alfa Aesar

    Formula: CH3(CH2)5CH3 Formula weight: 100.21 Purity: 96+% CAS Number: 142-82-5 UN Number: UN1206 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2901.10 Hazard Statements: H225-H304-H315-H336 Highly flammable liquid and vapour. May be fatal if swallowed and…

  • Hydrochloric acid, 50% v/v aq. soln.

    Alfa Aesar

    Formula: HCl Formula weight: 36.46 CAS Number: 7647-01-0 UN Number: UN1789 Hazard Class: 8 Packing Group: II Harmonized Tariff Code:  2806.10 Hazard Statements: H314-H335 Causes severe skin burns and eye damage. May cause respiratory irritation. Precautionary Statements: …

  • 5-Hydroxymethyl-2-furaldehyde, 97%

    Alfa Aesar

    Synonym(s): 5-(Hydroxymethyl)furfural Formula: C6H6O3 Formula weight: 126.11 Purity: 97% CAS Number: 67-47-0 Harmonized Tariff Code:  2932.19 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. …

  • n-Hexadecane, 99.5+%

    Alfa Aesar

    Formula: CH3(CH2)14CH3 Formula weight: 226.45 Purity: 99.5+% CAS Number: 544-76-3 Harmonized Tariff Code:  2901.10 Hazard Stateme

  • Hafnium(IV) oxide, 99.99% (metals basis excluding Zr), Zr <100ppm

    Alfa Aesar

    Formula: HfO2 Formula weight: 210.49 Purity: 99.99% (metals basis excluding Zr), Zr CAS Number: 12055-23-1 Harmonized Tariff Code:  2825.90

  • n-Hexane, 99%

    Alfa Aesar

    Formula: CH3(CH2)4CH3 Formula weight: 86.18 Purity: 99% CAS Number: 110-54-3 UN Number: UN1208 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2901.10 Hazard Statements: H225-H304-H361-H373-H315-H336 Highly flammable liquid and vapour. May be fatal if swallowed…

  • Heavy Metals, plasma standard solution, Specpure r, Ag, As, Ba, Cd, Cr, Hg, Pb,…

    Alfa Aesar

    Formula: Matrix 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: …

  • 4-n-Hexyloxybenzaldehyde, 98%

    Alfa Aesar

    Formula: C13H18O2 Formula weight: 206.29 Purity: 98% CAS Number: 5736-94-7 Harmonized Tariff Code:  2914.50

  • Hexamethylenetetramine, 99+%

    Alfa Aesar

    Synonym(s): Hexamine, Methenamine Formula: C6H12N4 Formula weight: 140.19 Purity: 99+% CAS Number: 100-97-0 UN Number: UN1328 Hazard Class: 4.1 Packing Group: III Harmonized Tariff Code:  2933.99 Hazard Statements: H228-H317 Flammable solid. May cause an allergic skin…

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