Alfa Aesar

Reagents, B, Alfa Aesar

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  • 1-Butanol, ACS, 99.4+%

    Alfa Aesar

    Synonym(s): n-Butyl alcohol Formula: CH3(CH2)3OH Formula weight: 74.12 Purity: 99.4+% CAS Number: 71-36-3 UN Number: UN1120 Hazard Class: 3 Packing Group: III Harmonized Tariff Code:  2905.13 Hazard Statements: H318-H226-H302-H335-H336-H315 Causes serious eye damage.…

  • Benzyl alcohol, ACS, 99+%

    Alfa Aesar

    Formula: C7H8O Formula weight: 108.14 Purity: 99+% CAS Number: 100-51-6 Harmonized Tariff Code:  2906.21 Hazard Statements: H302-H332 Harmful if swallowed. Harmful if inhaled. Precautionary Statements: P261-P264-P304+P340-P301+P312-P312-P501a Avoid breathing…

  • 1,2-Bis(dipentafluorophenylphosphino)ethane, 99%

    Alfa Aesar

    Formula: C26H4F20P2 Formula weight: 758.23 Purity: 99% CAS Number: 76858-94-1 UN Number: UN3464 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2931.90 Hazard Statements: H301-H315-H319-H335 Toxic if swallowed. Causes skin irritation. Causes serious eye…

  • tert-Butyl alcohol, ACS, 99+%

    Alfa Aesar

    Synonym(s): 2-Methyl-2-propanol, tert-Butanol Formula: C4H10O Formula weight: 74.12 Purity: 99+% CAS Number: 75-65-0 UN Number: UN1120 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2905.14 Hazard Statements: H225-H332-H319-H335 Highly flammable liquid and…

  • 2,4-Bis(chloromethyl)mesitylene, 98%

    Alfa Aesar

    Synonym(s): 2,4-Bis(chloromethyl)-1,3,5-trimethylbenzene, alpha(2),alpha(4)-Dichloro-1,2,3,4,5-pentamethylbenzene Formula: C11H14Cl2 Formula weight: 217.14 Purity: 98% CAS Number: 1585-17-7 UN Number: UN3261 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  …

  • Bromoform, 97%, stab. with ca 3% ethanol

    Alfa Aesar

    Synonym(s): Tribromomethane Formula: CHBr3 Formula weight: 252.73 Purity: 97%, stab. with ca 3% ethanol CAS Number: 75-25-2 UN Number: UN2515 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2903.39 Hazard Statements: H331-H351-H302-H315-H319 Toxic if…

  • Benzoic acid, 99%

    Alfa Aesar

    Formula: C7H6O2 Formula weight: 122.12 Purity: 99% CAS Number: 65-85-0 Harmonized Tariff Code:  2916.31 Hazard Statements: H318-H302-H335 Causes serious eye damage. Harmful if swallowed. May cause respiratory irritation. Precautionary Statements: P280f-P305+P351+P338 Wear…

  • Blue Tetrazolium chloride

    Alfa Aesar

    Synonym(s): BTC, Tetrazolium Blue chloride Formula: C40H32Cl2N8O2 Formula weight: 727.66 CAS Number: 1871-22-3 Harmonized Tariff Code:  2933.99

  • Bromophenol Blue

    Alfa Aesar

    Synonym(s): Bromphenol Blue Formula: C19H10Br4O5S Formula weight: 669.98 CAS Number: 115-39-9 Harmonized Tariff Code:  2934.99

  • Bromine liquid, ACS, 99.5%

    Alfa Aesar

    Purity: 99.5% CAS Number: 7726-95-6 UN Number: UN1744 Hazard Class: 8 Packing Group: I Harmonized Tariff Code:  2801.30 Hazard Statements: H330-H314 Fatal if inhaled. Causes severe skin burns and eye damage. Precautionary Statements: …

  • Bumetanide, 98+%

    Alfa Aesar

    Synonym(s): 3-(Aminosulfonyl)-5-(butylamino)-4-phenoxybenzoic acid Formula: C17H20N2O5S Formula weight: 364.40 Purity: 98+% CAS Number: 28395-03-1 Harmonized Tariff Code:  2935.00

  • ^b-Nicotinamide adenine dinucleotide phosphate reduced tetrasodium salt hydrate,…

    Alfa Aesar

    Synonym(s): ^b-NADPH tetrasodium salt tetrahydrate Formula: C21H26N7Na4O17P3 xH2O Formula weight: 905.42 (833.35anhy) Purity: 98+% Harmonized Tariff Code:  2934.99

  • Bisphenol A, 97+%

    Alfa Aesar

    Synonym(s): 2,2-Bis(4-hydroxyphenyl)propane, 4,4'-Isopropylidenediphenol Formula: C15H16O2 Formula weight: 228.29 Purity: 97+% CAS Number: 80-05-7 Harmonized Tariff Code:  2907.23 Hazard Statements: H318-H361-H317-H335 Causes serious eye damage. Suspected of damaging fertility…

  • Buffer solution, pH 6.00 (^+0.01 @ 25^oC), No Color, Specpure r, NIST Traceable

    Alfa Aesar

    Harmonized Tariff Code:  3822.00

  • bis-Benzimide H-33342 trihydrochloride trihydrate, 98%

    Alfa Aesar

    Synonym(s): Hoechst 33342 r Formula: C27H28N6O 3HCl.3H2O Formula weight: 615.99 (561.94anhy) Purity: 98% CAS Number: 23491-52-3 Harmonized Tariff Code:  2933.59 Hazard Statements: H301-H315-H319-H335 Toxic if swallowed. Causes skin irritation. Causes serious eye irritation. May…

  • Bromopyruvic acid, 97%

    Alfa Aesar

    Synonym(s): 3-Bromo-2-oxopropionic acid Formula: C3H3BrO3 Formula weight: 166.96 Purity: 97% CAS Number: 1113-59-3 UN Number: UN3261 Hazard Class: 8 Packing Group: II Harmonized Tariff Code:  2918.30 Hazard Statements: H314-H318 Causes severe skin burns and eye damage.…

  • Bis[(2-diphenylphosphino)phenyl] ether, 98%

    Alfa Aesar

    Synonym(s): DPEphos Formula: C36H28OP2 Formula weight: 538.57 Purity: 98% CAS Number: 166330-10-5 Harmonized Tariff Code:  2931.90 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary…

  • Buffer solution, pH 6.86 (^+0.01 @ 25^oC), No Color, Specpure r, NIST Traceable

    Alfa Aesar

    Harmonized Tariff Code:  3822.00

  • 5-Benzoylpentanoic acid, 99%

    Alfa Aesar

    Synonym(s): 5-Benzoylvaleric acid, 6-Oxo-6-phenylhexanoic acid Formula: C12H14O3 Formula weight: 206.24 Purity: 99% CAS Number: 4144-62-1 Harmonized Tariff Code:  2918.30 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause…

  • 2-Bromo-2-nitropropane-1,3-diol, 98+%

    Alfa Aesar

    Synonym(s): Bronopol Formula: C3H6BrNO4 Formula weight: 199.99 Purity: 98+% CAS Number: 52-51-7 UN Number: UN3241 Hazard Class: 4.1 Packing Group: III Harmonized Tariff Code:  2905.59 Hazard Statements: H318-H302-H312-H335-H315 Causes serious eye damage. Harmful if…

  • 1-Bromonaphthalene, 97%

    Alfa Aesar

    Formula: C10H7Br Formula weight: 207.08 Purity: 97% CAS Number: 90-11-9 Harmonized Tariff Code:  2903.99 Hazard Statements: H302-H319 Harmful if swallowed. Causes serious eye irritation. Precautionary Statements: P280-P264-P305+P351+P338-P301+P312-P337+P313-P501a Wear…

  • Barbituric acid, 99%

    Alfa Aesar

    Synonym(s): Malonylurea, 2,4,6-Trihydroxypyrimidine Formula: C4H4N2O3 Formula weight: 128.09 Purity: 99% CAS Number: 67-52-7 Harmonized Tariff Code:  2933.52

  • Buffer HF-Improved

    Alfa Aesar

    Formula: C19H14N2S Formula weight: 302.39 Purity: 97% UN Number: UN3439 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2934.99 Risk Phrases: 20/21/22-36/37/38 Harmful by inhalation, in contact with skin and if swallowed. Irritating to eyes, respiratory system…

  • Benzethonium chloride, 97%

    Alfa Aesar

    Synonym(s): Hyamine 1622, Phemerol chloride Formula: C27H42ClNO2 Formula weight: 448.10 Purity: 97% CAS Number: 121-54-0 UN Number: UN1759 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2923.90 Hazard Statements: H301-H314-H318 Toxic if swallowed. Causes…

  • Bradford Dye Reagent, Ready-to-Use soln.

    Alfa Aesar

    UN Number: UN1805 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  3822.00 Hazard Statements: H314-H318-H371 Causes severe skin burns and eye damage. Causes serious eye damage. May cause damage to organs. Precautionary Statements: …

  • Benzoic acid, ACS, 99.5% min

    Alfa Aesar

    Formula: C7H6O2 Formula weight: 122.12 Purity: 99.5% min CAS Number: 65-85-0 Harmonized Tariff Code:  2916.31 Hazard Statements: H318-H302-H335 Causes serious eye damage. Harmful if swallowed. May cause respiratory irritation. Precautionary Statements: P280f-P305+P351+P338 Wear…

  • 1,5-Bis(4-aminophenoxy)pentane, 97%

    Alfa Aesar

    Formula: C17H22N2O2 Formula weight: 286.37 Purity: 97% CAS Number: 2391-56-2 Harmonized Tariff Code:  2922.50 Hazard Statements: H301-H315-H319-H335 Toxic if swallowed. Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary…

  • Benzene, HPLC Grade, 99.5%

    Alfa Aesar

    Formula: C6H6 Formula weight: 78.11 Purity: 99.5% CAS Number: 71-43-2 UN Number: UN1114 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2902.20 Hazard Statements: H225-H340-H350-H372-H304-H315-H319 Highly flammable liquid and vapour. May cause genetic defects.…

  • tert-Butyl methyl ether, 99%

    Alfa Aesar

    Synonym(s): Methyl tert-butyl ether, MTBE Formula: (CH3)3COCH3 Formula weight: 88.15 Purity: 99% CAS Number: 1634-04-4 UN Number: UN2350 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2909.19 Hazard Statements: H225-H315 Highly flammable liquid and vapour.…

  • Bromothymol Blue, ACS

    Alfa Aesar

    Formula: C27H28Br2O5S Formula weight: 624.39 CAS Number: 76-59-5 Harmonized Tariff Code:  2934.99

  • 2,2'-Bipyridine, 99+%

    Alfa Aesar

    Synonym(s): 2,2'-Bipyridyl, 2,2'-Dipyridyl Formula: C10H8N2 Formula weight: 156.19 Purity: 99+% CAS Number: 366-18-7 UN Number: UN2811 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2933.39 Hazard Statements: H301-H311 Toxic if swallowed. Toxic in contact…

  • 2-(Benzylthio)ethanol, 98%

    Alfa Aesar

    Synonym(s): Benzyl 2-hydroxyethyl sulfide, 2-Hydroxyethyl benzyl sulfide Formula: C9H12OS Formula weight: 168.25 Purity: 98% CAS Number: 26524-88-9 Harmonized Tariff Code:  2930.90 Hazard Statements: H315-H319 Causes skin irritation. Causes serious eye irritation. …

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