Reagents, A

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  • ^a-Ketoglutaric acid disodium salt dihydrate, 99%

    Alfa Aesar

    Formula: C5H4Na2O5 2H2O Formula weight: 226.09 (190.06anhy) Purity: 99% CAS Number: 305-72-6 Harmonized Tariff Code:  2918.30

  • Acetic anhydride, 99+%

    Alfa Aesar

    Formula: (CH3CO)2O Formula weight: 102.09 Purity: 99+% CAS Number: 108-24-7 UN Number: UN1715 Hazard Class: 8 Packing Group: II Harmonized Tariff Code:  2915.24 Hazard Statements: H314-H226-H302-H332 Causes severe skin burns and eye damage. Flammable liquid and vapour.…

  • Acetic acid, glacial, 99+%

    Alfa Aesar

    Formula: CH3CO2H Formula weight: 60.05 Purity: 99+% CAS Number: 64-19-7 UN Number: UN2789 Hazard Class: 8 Packing Group: II Harmonized Tariff Code:  2915.21 Hazard Statements: H314-H226 Causes severe skin burns and eye damage. Flammable liquid and vapour. Precautionary…

  • (1S,2S)-(+)-2-Amino-1-phenyl-1,3-propanediol, 98+%

    Alfa Aesar

    Formula: C9H13NO2 Formula weight: 167.21 Purity: 98+% CAS Number: 28143-91-1 Harmonized Tariff Code:  2922.19 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …

  • Ammonium citrate tribasic, 97+%

    Alfa Aesar

    Synonym(s): Citric acid triammonium salt, Triammonium citrate Formula: C6H17N3O7 Formula weight: 243.22 Purity: 97+% CAS Number: 3458-72-8 Harmonized Tariff Code:  2918.15 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause…

  • Alginic acid sodium salt, high viscosity

    Alfa Aesar

    Synonym(s): Algin, Sodium alginate CAS Number: 9005-38-3 Harmonized Tariff Code:  3913.10

  • Antimony potassium tartrate hydrate, 98%

    Alfa Aesar

    Synonym(s): Potassium antimonyl tartrate hydrate, Tartar emetic Formula: C8H4K2O12Sb2 xH2O Formula weight: 613.82(anhy) Purity: 98% CAS Number: 331753-56-1 UN Number: UN1551 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2918.13 Hazard Statements: …

  • L-(+)-Asparagine monohydrate, 98+%

    Alfa Aesar

    Synonym(s): L-2-Aminosuccinamic acid monohydrate, H-Asn-OH.H2O Formula: C4H8N2O3 H2O Formula weight: 150.14 (132.12anhy) Purity: 98+% CAS Number: 5794-13-8 Harmonized Tariff Code:  2924.19

  • Ammonium molybdate (para) tetrahydrate, 99%

    Alfa Aesar

    Synonym(s): Ammonium heptamolybdate tetrahydrate, Ammonium paramolybdate tetrahydrate Formula: (NH4)6Mo7O24 4H2O Formula weight: 1235.86 (1163.79anhy) Purity: 99% CAS Number: 12054-85-2 Harmonized Tariff Code:  2841.70 Hazard Statements: H315-H319-H335 Causes skin irritation.…

  • 2-Aminothiazole, 97%

    Alfa Aesar

    Formula: C3H4N2S Formula weight: 100.14 Purity: 97% CAS Number: 96-50-4 Harmonized Tariff Code:  2934.10 Hazard Statements: H341-H302 Suspected of causing genetic defects. Harmful if swallowed. Precautionary Statements: P281-P264-P301+P312-P308+P313-P405-P501a Use personal…

  • 2-Amino-4-chlorobenzoic acid, 98%

    Alfa Aesar

    Synonym(s): 4-Chloroanthranilic acid Formula: C7H6ClNO2 Formula weight: 171.58 Purity: 98% CAS Number: 89-77-0 Harmonized Tariff Code:  2922.49 Hazard Statements: H301-H315-H319-H335 Toxic if swallowed. Causes skin irritation. Causes serious eye irritation. May cause respiratory…

  • Amberlyst r 15(H), ion exchange resin

    Alfa Aesar

    Formula: Styrene-DVB Strongly acidic macroreticular resin CAS Number: 39389-20-3 Harmonized Tariff Code:  3914.00

  • 6-Amino-1-hexanol, 97%

    Alfa Aesar

    Formula: H2N(CH2)6OH Formula weight: 117.19 Purity: 97% CAS Number: 4048-33-3 Harmonized Tariff Code:  2922.19 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …

  • Alloxan monohydrate, 98%

    Alfa Aesar

    Synonym(s): Mesoxalylurea monohydrate, 2,4,5,6(1H,3H)-Pyrimidinetetrone Formula: C4H2N2O4 H2O Formula weight: 160.09 (142.07anhy) Purity: 98% CAS Number: 2244-11-3 Harmonized Tariff Code:  2933.59

  • Arsenic polycrystalline lump, 2-8mm (0.08-0.3in), Puratronic r, 99.99999+% …

    Alfa Aesar

    Formula: As Formula weight: 74.92 Purity: 99.99999+% (metals basis) CAS Number: 7440-38-2 UN Number: UN1558 Hazard Class: 6.1 Packing Group: II Harmonized Tariff Code:  2804.80 Hazard Statements: H301-H331 Toxic if swallowed. Toxic if inhaled. Precautionary Statements: …

  • Arsenic polycrystalline lump, 2-8mm (0.08-0.3in), Puratronic r, 99.9999% (metals…

    Alfa Aesar

    Purity: 99.9999% (metals basis) CAS Number: 7440-38-2 UN Number: UN1558 Hazard Class: 6.1 Packing Group: II Harmonized Tariff Code:  2804.80 Hazard Statements: H301-H331 Toxic if swallowed. Toxic if inhaled. Precautionary Statements: P261-P301+P310-P304+P340-P311-P405-P501a …

  • Amberlite r IRC-748, ion exchange resin

    Alfa Aesar

    CAS Number: 79620-28-3 Harmonized Tariff Code:  3914.00

  • 4-Aminoantipyrine, 97%

    Alfa Aesar

    Synonym(s): 4-Amino-2,3-dimethyl-1-phenyl-3-pyrazolin-5-one, 4-Aminophenazone Formula: C11H13N3O Formula weight: 203.25 Purity: 97% CAS Number: 83-07-8 Harmonized Tariff Code:  2933.11 Hazard Statements: H302-H315-H319-H335 Harmful if swallowed. Causes skin irritation. Causes…

  • 4-Aminophenol, 98%

    Alfa Aesar

    Synonym(s): 4-Hydroxyaniline Formula: C6H7NO Formula weight: 109.13 Purity: 98% CAS Number: 123-30-8 UN Number: UN2512 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2922.29 Hazard Statements: H341-H302-H332 Suspected of causing genetic defects. Harmful…

  • 4-Acetamidophenol, 98%

    Alfa Aesar

    Synonym(s): Acetaminophen, 4'-Hydroxyacetanilide Formula: C8H9NO2 Formula weight: 151.17 Purity: 98% CAS Number: 103-90-2 Harmonized Tariff Code:  2924.29 Hazard Statements: H301 Toxic if swallowed. Precautionary Statements: P264-P270-P301+P310-P321-P405-P501a Wash…

  • Acetone semicarbazone, 96%

    Alfa Aesar

    Formula: C4H9N3O Formula weight: 115.14 Purity: 96% CAS Number: 110-20-3 Harmonized Tariff Code:  2928.00 Hazard Statements: H301 Toxic if swallowed. Precautionary Statements: P264-P270-P301+P310-P321-P405-P501a Wash thoroughly after handling. Do not eat, drink or smoke when…

  • 4'-Aminoacetophenone, 99%

    Alfa Aesar

    Synonym(s): 4-Acetylaniline Formula: C8H9NO Formula weight: 135.17 Purity: 99% CAS Number: 99-92-3 Harmonized Tariff Code:  2922.39 Hazard Statements: H302-H315-H319-H335 Harmful if swallowed. Causes skin irritation. Causes serious eye irritation. May cause respiratory…

  • 4-Acetoxybenzoic acid, 98+%

    Alfa Aesar

    Formula: C9H8O4 Formula weight: 180.15 Purity: 98+% CAS Number: 2345-34-8 Harmonized Tariff Code:  2918.29 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …

  • Antimony(III) acetate, 97%

    Alfa Aesar

    Formula: Sb(OOCCH3)3 Formula weight: 298.88 Purity: 97% CAS Number: 6923-52-0 UN Number: UN1549 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2915.29 Hazard Statements: H302-H332 Harmful if swallowed. Harmful if inhaled. Precautionary Statements: …

  • 4-Acetamidobenzenesulfonyl chloride, 98+%

    Alfa Aesar

    Synonym(s): N-Acetylsulfanilyl chloride Formula: C8H8ClNO3S Formula weight: 233.67 Purity: 98+% CAS Number: 121-60-8 UN Number: UN3261 Hazard Class: 8 Packing Group: II Harmonized Tariff Code:  2924.29 Hazard Statements: H314-H318 Causes severe skin burns and eye…

  • Albumin, Bovine, Fraction V, 98%, Reagent Grade, pH 7.0

    Alfa Aesar

    Synonym(s): Bovine serum albumin, BSA Purity: 98%, Reagent Grade, pH 7.0 CAS Number: 9048-46-8 Harmonized Tariff Code:  3502.90

  • Asp-Tyr-Lys-Asp-Asp-Asp-Asp-Lys

    Alfa Aesar

    Synonym(s): DYKDDDDK Peptide, Flag PeptideÖ Sigma-Aldrich Formula: C41H60N10O20 Formula weight: 1013.00 CAS Number: 98849-88-8 Harmonized Tariff Code:  2924.29

  • (7-Aza-1H-benzotriazol-1-yloxy)tri(1-pyrrolidinyl)phosphonium…

    Alfa Aesar

    Synonym(s): PyAOP Formula: C17H27F6N7OP2 Formula weight: 521.38 Purity: 99+% CAS Number: 156311-83-0 Harmonized Tariff Code:  2933.99 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary…

  • 4-Amino-1-butanol, 98%

    Alfa Aesar

    Synonym(s): 4-Hydroxy-n-butylamine Formula: C4H11NO Formula weight: 89.14 Purity: 98% CAS Number: 13325-10-5 UN Number: UN2735 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2922.19 Hazard Statements: H314-H318-H302 Causes severe skin burns and eye damage.…

  • Aluminum oxide, activated, neutral, Brockmann Grade I, 58 angstroms

    Alfa Aesar

    Formula: Al2O3 Formula weight: 101.96 CAS Number: 1344-28-1 Harmonized Tariff Code:  2818.20

  • Acetone, HPLC Grade, 99.5+%

    Alfa Aesar

    Formula: C3H6O Formula weight: 58.08 Purity: 99.5+% CAS Number: 67-64-1 UN Number: UN1090 Hazard Class: 3 Packing Group: II Harmonized Tariff Code: 2914.11 Hazard Statements: H225-H319-H336 Highly flammable liquid and vapour. Causes…

  • Aluminum chloride hexahydrate, Puratronic r, 99.9995% (metals basis)

    Alfa Aesar

    Formula: AlCl3 6H2O Formula weight: 241.43 (133.34anhy) Purity: 99.9995% (metals basis) CAS Number: 7784-13-6 UN Number: UN3260 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2827.32 Hazard Statements: H314-H318 Causes severe skin burns and eye damage. Causes…

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