Reagents, H

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  • Hydrofluoric acid, 99.99% (metals basis) 40% min

    Alfa Aesar

    Formula: HF Formula weight: 20.01 Purity: 99.99% (metals basis) 40% min CAS Number: 7664-39-3 UN Number: UN1790 Hazard Class: 8 Packing Group: II Harmonized Tariff Code:  2811.11 Hazard Statements: H300-H310-H330-H314 Fatal if swallowed. Fatal in contact with skin. Fatal…

  • Hydrochloric acid, 0.1N Standardized Solution

    Alfa Aesar

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

  • Hydroquinone, 99%

    Alfa Aesar

    Synonym(s): 1,4-Dihydroxybenzene, Quinol Formula: C6H6O2 Formula weight: 110.11 Purity: 99% CAS Number: 123-31-9 UN Number: UN3077 Hazard Class: 9 Packing Group: III Harmonized Tariff Code:  2907.22 Hazard Statements: H318-H341-H351-H302-H317 Causes serious eye damage.…

  • n-Heptane, 95%

    Alfa Aesar

    CAS Number: 142-82-5 MDL: MFCD00009544 EINECS: 2205-563-8 UN#: UN1206 Hazard Class: 3 Packing Group: II Formula: C7H16 Formula Weight: 100.21 Melting Point: -91° Boiling Point: 97-99° Flash Point: -4°(25°F) Density: …

  • Hexanoic acid, 98+%

    Alfa Aesar

    Synonym(s): Caproic acid Formula: C6H12O2 Formula weight: 116.16 Purity: 98+% CAS Number: 142-62-1 UN Number: UN2829 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2915.90 Hazard Statements: H311-H314-H318 Toxic in contact with skin. Causes severe skin…

  • n-Hexane, Environmental Grade, 95+%

    Alfa Aesar

    Formula: CH3(CH2)4CH3 Formula weight: 86.18 Purity: 95+% 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…

  • HEPES, 99%

    Alfa Aesar

    Synonym(s): 4-(2-Hydroxyethyl)-1-piperazineethanesulfonic acid Formula: C8H18N2O4S Formula weight: 238.31 Purity: 99% CAS Number: 7365-45-9 Harmonized Tariff Code:  2933.59

  • n-Heptane, 99%

    Alfa Aesar

    Formula: CH3(CH2)5CH3 Formula weight: 100.21 Purity: 99% 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, 1.0N Standardized Solution

    Alfa Aesar

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

  • 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…

  • 4-Heptanone, 98%

    Alfa Aesar

    Synonym(s): Di-n-propyl ketone Formula: C7H14O Formula weight: 114.19 Purity: 98% CAS Number: 123-19-3 UN Number: UN2710 Hazard Class: 3 Packing Group: III Harmonized Tariff Code:  2914.19 Hazard Statements: H226-H332 Flammable liquid and vapour. Harmful if inhaled. …

  • n-Heptane, anhydrous, 99+%, packaged under Argon in resealable ChemSeal^t…

    Alfa Aesar

    Formula: C7H16 Formula weight: 100.21 Purity: 99+%, packaged under Argon in resealable ChemSeal^t bottles 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…

  • 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…

  • Hafnium(IV) isopropoxide isopropanol adduct, 99%

    Alfa Aesar

    Formula: C12H28HfO4.C3H8O Formula weight: 474.94 Purity: 99% CAS Number: 2171-99-5 UN Number: UN3181 Hazard Class: 4.1

  • n-Heptane-d{16}, 98% (Isotopic)

    Alfa Aesar

    Formula: CD3(CD2)5CD3 Formula weight: 116.33 Purity: 98% (Isotopic) CAS Number: 33838-52-7 UN Number: UN1206 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2845.90 Hazard Statements: H225-H304-H315-H336 Highly flammable liquid and vapour. May be fatal if…

  • 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…

  • 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…

  • Hydrogen tetrachloroaurate(III) trihydrate, ACS, 99.99% (metals basis), Au 49.5%…

    Alfa Aesar

    Synonym(s): Chloroauric acid Formula: HAuCl4 3H2O Formula weight: 393.83 (339.79anhy) Purity: 99.99% (metals basis), Au 49.5% min CAS Number: 16961-25-4 UN Number: UN3260 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2843.30 Hazard Statements: …

  • 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…

  • 2-Hexanone, 98%

    Alfa Aesar

    Synonym(s): n-Butyl methyl ketone, MBK Formula: C6H12O Formula weight: 100.16 Purity: 98% CAS Number: 591-78-6 UN Number: UN1224 Hazard Class: 3 Packing Group: III Harmonized Tariff Code:  2914.19 Hazard Statements: H372-H361-H226-H336 Causes damage to organs through…

  • Holmium(III) oxide, REacton r, 99.99% (REO)

    Alfa Aesar

    Formula: Ho2O3 Formula weight: 377.86 Purity: 99.99% (REO) CAS Number: 12055-62-8 Harmonized Tariff Code:  2846.90

  • 5-Hydroxyindole-3-acetic acid, 98%

    Alfa Aesar

    Synonym(s): 5-HIAA Formula: C10H9NO3 Formula weight: 191.19 Purity: 98% CAS Number: 54-16-0 Harmonized Tariff Code:  2933.99

  • Hyaluronic acid sodium salt, Streptococcus equi, 91%

    Alfa Aesar

    Formula: (C14H21NaNO11)n Purity: 91% CAS Number: 9067-32-7 Harmonized Tariff Code:  3913.90

  • 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…

  • 4-Hydroxy-1H-benzotriazole, 98%

    Alfa Aesar

    Synonym(s): 1H-Benzotriazol-4-ol Formula: C6H5N3O Formula weight: 135.13 Purity: 98% CAS Number: 26725-51-9 Harmonized Tariff Code:  2933.99 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary…

  • Hygromycin B, 50 mg/ml in distilled water, sterile-filtered

    Alfa Aesar

    Included Fees: C871C20 has a Can and Barrier Bag fee included in the price. To see the value of these fees, download our Fee List.

  • 1-Hexene, 98%

    Alfa Aesar

    Formula: C6H12 Formula weight: 84.16 Purity: 98% CAS Number: 592-41-6 UN Number: UN2370 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2901.29 Hazard Statements: H225-H304 Highly flammable liquid and vapour. May be fatal if swallowed and enters airways. …

  • 6,7,8,9,10,11-Hexahydrocyclooct[b]indole, 97%

    Alfa Aesar

    Synonym(s): 2,3-Cyclooctenoindole, Indolo[1,2-b]cyclooctene Formula: C14H17N Formula weight: 199.30 Purity: 97% CAS Number: 22793-63-1 Harmonized Tariff Code:  2933.99

  • Hydrogen chloride, 3M in cyclopentyl methyl ether

    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: H225-H331-H314-H302 Highly flammable liquid and vapour. Toxic if inhaled. Causes severe skin burns and eye damage.…

  • Heptafluorobutyric acid, 99%

    Alfa Aesar

    Synonym(s): Perfluorobutyric acid Formula: C4HF7O2 Formula weight: 214.04 Purity: 99% CAS Number: 375-22-4 UN Number: UN3265 Hazard Class: 8 Packing Group: II Harmonized Tariff Code:  2915.90 Hazard Statements: H314-H318 Causes severe skin burns and eye damage. Causes…

  • 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…

  • 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…

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