Alfa Aesar

Reagents, H, Alfa Aesar

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  • HEPES, 1.0M buffer soln., pH 8.5

    Alfa Aesar

    CAS Number: 7365-45-9 Harmonized Tariff Code:  2933.59

  • 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. …

  • 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…

  • 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…

  • 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…

  • Honokiol, 98+%

    Alfa Aesar

    Synonym(s): 5,3'-Diallyl-2,4'-dihydroxybiphenyl Formula: C18H18O2 Formula weight: 266.34 Purity: 98+% CAS Number: 35354-74-6 UN Number: UN3077 Hazard Class: 9 Packing Group: III Harmonized Tariff Code:  2907.29 Hazard Statements: H318 Causes serious eye damage. …

  • trans-3-Hexene, 98%

    Alfa Aesar

    Formula: C6H12 Formula weight: 84.16 Purity: 98% CAS Number: 13269-52-8 UN Number: UN3295 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. …

  • Hexanamide, 99%

    Alfa Aesar

    Synonym(s): Caproamide Formula: C6H13NO Formula weight: 115.18 Purity: 99% CAS Number: 628-02-4 Harmonized Tariff Code:  2924.19 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements:…

  • 4-Hydroxy-4-methyl-2-pentanone, 98+%

    Alfa Aesar

    Synonym(s): Diacetone alcohol Formula: C6H12O2 Formula weight: 116.16 Purity: 98+% CAS Number: 123-42-2 UN Number: UN1148 Hazard Class: 3 Packing Group: III Harmonized Tariff Code:  2914.40 Hazard Statements: H226-H319 Flammable liquid and vapour. Causes serious eye…

  • 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…

  • Hafnium powder, -325 mesh, 99.6% (metals basis excluding Zr), Zr nominal 2-3.5%

    Alfa Aesar

    Purity: 99.6% (metals basis excluding Zr), Zr nominal 2-3.5% CAS Number: 7440-58-6 UN Number: UN2545 Hazard Class: 4.2 Packing Group: II Harmonized Tariff Code:  8112.92 Hazard Statements: H251 Self-heating: may catch fire. Precautionary Statements: P280-P235+P410-P420-P407 …

  • 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…

  • Hygromycin B

    Alfa Aesar

    Formula: C20H37N3O13 Formula weight: 527.53 CAS Number: 31282-04-9 UN Number: UN3462 Hazard Class: 6.1 Packing Group: I Harmonized Tariff Code:  2941.90 Hazard Statements: H300-H310-H330-H334-H318-H317 Fatal if swallowed. Fatal in contact with skin. Fatal if inhaled. May…

  • 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…

  • n-Hexacosane, 99%

    Alfa Aesar

    Formula: CH3(CH2)24CH3 Formula weight: 366.72 Purity: 99% CAS Number: 630-01-3 Harmonized Tariff Code:  2901.10 Hazard Statements: H315 Causes skin irritation. Precautionary Statements: P280-P264-P362-P321-P332+P313-P302+P352 Wear protective gloves/protective clothing/eye…

  • 1-Hexanol, 99%

    Alfa Aesar

    Synonym(s): n-Hexyl alcohol Formula: C6H14O Formula weight: 102.18 Purity: 99% CAS Number: 111-27-3 UN Number: UN2282 Hazard Class: 3 Packing Group: III Harmonized Tariff Code:  2905.19 Hazard Statements: H226-H302 Flammable liquid and vapour. Harmful if swallowed. …

  • 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…

  • 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…

  • Hafnium dichloride oxide octahydrate, 98+% (metals basis excluding Zr), Zr <1.5%

    Alfa Aesar

    Synonym(s): Hafnium oxychloride Formula: Cl2HfO 8H2O Formula weight: 409.52 (265.40anhy) Purity: 98+% (metals basis excluding Zr), Zr CAS Number: 14456-34-9 UN Number: UN3260 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2827.49 Hazard Statements: …

  • Hydroxyacetone, 95%

    Alfa Aesar

    Synonym(s): Acetol, 1-Hydroxy-2-propanone Formula: C3H6O2 Formula weight: 74.08 Purity: 95% CAS Number: 116-09-6 UN Number: UN1224 Hazard Class: 3 Packing Group: III Harmonized Tariff Code:  2914.40 Hazard Statements: H226 Flammable liquid and vapour. Precautionary…

  • 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…

  • Hydroxylamine sulfate, 99%

    Alfa Aesar

    Formula: H3NO 0.5H2SO4 Formula weight: 164.14 Purity: 99% CAS Number: 10039-54-0 UN Number: UN2865 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2825.10 Hazard Statements: H351-H373-H290-H302-H312-H317-H315-H319 Suspected of causing cancer. May cause damage…

  • Hydrochloric acid, 5.0N Standardized Solution

    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: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. …

  • Hemoglobin, bovine

    Alfa Aesar

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

  • 4-Hydroxy-4'-nitrostilbene, 98%

    Alfa Aesar

    Formula: C14H11NO3 Formula weight: 241.25 Purity: 98% CAS Number: 19221-08-0 Harmonized Tariff Code:  2908.99 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …

  • Heparin sodium salt, from porcine intestinal mucosa, IU>=100/mg

    Alfa Aesar

    CAS Number: 9041-08-1 Harmonized Tariff Code:  3913.90

  • Hesperidin, 95%

    Alfa Aesar

    Synonym(s): Hesperetin 7-rhamnoglucoside, Hesperitin-7-rutinoside Formula: C28H34O15 Formula weight: 610.56 Purity: 95% CAS Number: 520-26-3 Harmonized Tariff Code:  2938.90

  • Hemin (porcine), 98+%

    Alfa Aesar

    Synonym(s): Haemin, Ferriprotoporphyrin IX chloride Formula: C34H32ClFeN4O4 Formula weight: 651.95 Purity: 98+% CAS Number: 16009-13-5 Harmonized Tariff Code:  3002.10

  • 2'-Hydroxy-4',6'-dimethoxyacetophenone, 98%

    Alfa Aesar

    Synonym(s): Brevifolin, 4',6'-Dimethoxy-2'-hydroxyacetophenone Formula: C10H12O4 Formula weight: 196.20 Purity: 98% CAS Number: 90-24-4 Harmonized Tariff Code:  2914.50 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory…

  • 1-Hexylamine, 99%

    Alfa Aesar

    Synonym(s): 1-Aminohexane Formula: C6H15N Formula weight: 101.19 Purity: 99% CAS Number: 111-26-2 UN Number: UN2734 Hazard Class: 8 Packing Group: I Harmonized Tariff Code:  2921.19 Hazard Statements: H314-H318-H226-H302-H312-H332 Causes severe skin burns and eye…

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