Alfa Aesar

Reagents, B, Alfa Aesar

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  • 1,2-Benzisoxazole, 97%

    Alfa Aesar

    Synonym(s): Indoxazene Formula: C7H5NO Formula weight: 119.12 Purity: 97% CAS Number: 271-95-4 Harmonized Tariff Code:  2934.99 Hazard Statements: H315-H319-H335-H227 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Combustible liquid. …

  • 3-Bromopropylamine hydrobromide, 98%

    Alfa Aesar

    Synonym(s): 3-Aminopropyl bromide hydrobromide Formula: Br(CH2)3NH2 HBr Formula weight: 218.93 Purity: 98% CAS Number: 5003-71-4 Harmonized Tariff Code:  2921.19 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory…

  • Buffer solution, pH 1.00 (^+0.01 @ 25^oC), No Color, Specpure r, NIST Traceable

    Alfa Aesar

    Harmonized Tariff Code:  3822.00 Hazard Statements: H318-H315 Causes serious eye damage. Causes skin irritation. Precautionary Statements: P280-P305+P351+P338-P310-P362-P321-P332+P313 Wear protective gloves/protective clothing/eye protection/face protection. IF IN EYES: Rinse cautiously…

  • 4-Bromomethyl-6,7-dimethoxycoumarin, 95%

    Alfa Aesar

    Formula: C12H11BrO4 Formula weight: 299.12 Purity: 95% CAS Number: 88404-25-5 UN Number: UN3261 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2932.20 Hazard Statements: H314 Causes severe skin burns and eye damage. Precautionary Statements: …

  • Bentonite, sodium form

    Alfa Aesar

    Synonym(s): Sodium bentonite CAS Number: 1302-78-9 Harmonized Tariff Code:  2508.10 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: P261-P280-P305+P351+P338-P304+P340-P405-P501a Avoid…

  • 1-Bromo-2-isopropoxybenzene, 97%

    Alfa Aesar

    Synonym(s): 2-Bromophenyl isopropyl ether, 2-Isopropoxybromobenzene Formula: C9H11BrO Formula weight: 215.09 Purity: 97% CAS Number: 701-07-5 Harmonized Tariff Code:  2909.30

  • Bis(tetramethylcyclopentadienyl)nickel(II), 98+%

    Alfa Aesar

    Synonym(s): Octamethylnickelocene dichloride Formula: C18H26Ni Formula weight: 301.10 Purity: 98+% CAS Number: 79019-60-6 Harmonized Tariff Code:  2931.90 Hazard Statements: H301-H311-H332 Toxic if swallowed. Toxic in contact with skin. Harmful if inhaled. Precautionary…

  • Bromocresol Purple

    Alfa Aesar

    Formula: C21H16Br2O5S Formula weight: 540.24 CAS Number: 115-40-2 Harmonized Tariff Code:  2934.99 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …

  • N-Boc-L-proline, 99%

    Alfa Aesar

    Synonym(s): Boc-Pro-OH, N-(tert-Butoxycarbonyl)-L-proline Formula: C10H17NO4 Formula weight: 215.25 Purity: 99% CAS Number: 15761-39-4 Harmonized Tariff Code:  2933.99

  • Bis(4-fluorophenyl) sulfone, 98+%

    Alfa Aesar

    Synonym(s): 4,4'-Difluorodiphenyl sulfone, 4-Fluorophenyl sulfone Formula: C12H8F2O2S Formula weight: 254.25 Purity: 98+% CAS Number: 383-29-9 Harmonized Tariff Code:  2930.90

  • Bromine liquid, 99.8%

    Alfa Aesar

    Purity: 99.8% 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: …

  • 2-Bromo-4,6-difluorophenol, 98+%

    Alfa Aesar

    Formula: C6H3BrF2O Formula weight: 208.99 Purity: 98+% CAS Number: 98130-56-4 Harmonized Tariff Code:  2908.19 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …

  • D-(+)-Biotin, 98+%

    Alfa Aesar

    Synonym(s): Vitamin H Formula: C10H16N2O3S Formula weight: 244.32 Purity: 98+% CAS Number: 58-85-5 Harmonized Tariff Code:  2936.29

  • Barium pieces, 2.5cm (1in) & down, 99.2% (metals basis), Sr <0.8%

    Alfa Aesar

    Purity: 99.2% (metals basis), Sr CAS Number: 7440-39-3 UN Number: UN1400 Hazard Class: 4.3 Packing Group: II Harmonized Tariff Code:  2805.19 Hazard Statements: H228-H261 Flammable solid. In contact with water releases flammable gas. Precautionary Statements: …

  • 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: …

  • 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.…

  • Benzamidine hydrochloride hydrate, 99%, water ca 10-14%

    Alfa Aesar

    Formula: C7H8N2 HCl Formula weight: 156.62 Purity: 99%, water ca 10-14% CAS Number: 206752-36-5 Harmonized Tariff Code:  2925.29 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …

  • BSA blocking buffer, 5% in TBS, with 0.02% sodium azide

    Alfa Aesar

    Harmonized Tariff Code:  3822.00 Hazard Statements: H360 May damage fertility or the unborn child. Precautionary Statements: P281-P201-P202-P308+P313-P405-P501a Use personal protective equipment as required. Obtain special instructions before use. Do not handle until all safety precautions…

  • BSA blocking buffer, 5% in PBS

    Alfa Aesar

    Harmonized Tariff Code:  3822.00

  • Buffer solution, pH 2.00 (^+0.01 @ 25^oC), No Color, Specpure r, NIST Traceable

    Alfa Aesar

    Harmonized Tariff Code:  3822.00 Hazard Statements: H318-H315 Causes serious eye damage. Causes skin irritation. Precautionary Statements: P280-P305+P351+P338-P310-P362-P321-P332+P313 Wear protective gloves/protective clothing/eye protection/face protection. IF IN EYES: Rinse cautiously…

  • BSA blocking buffer, 3% in PBS, with 0.05% Tween-20

    Alfa Aesar

    Harmonized Tariff Code:  3822.00

  • Bismuth(III) telluride, 99.98% (metals basis)

    Alfa Aesar

    Formula: Bi2Te3 Formula weight: 800.76 Purity: 99.98% (metals basis) CAS Number: 1304-82-1 UN Number: UN3284 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2842.90 Hazard Statements: H331-H302-H312-H315-H319-H335 Toxic if inhaled. Harmful if swallowed.…

  • Barium sulfate, 97%

    Alfa Aesar

    Formula: BaSO4 Formula weight: 233.40 Purity: 97% CAS Number: 7727-43-7 Harmonized Tariff Code:  2833.27

  • tert-Butyl vinylacetate, 97%

    Alfa Aesar

    Synonym(s): Vinylacetatic acid tert-butyl ester, tert-Butyl 3-butenoate Formula: C8H14O2 Formula weight: 142.20 Purity: 97% CAS Number: 14036-5

  • N-n-Butyldiethanolamine, 98%

    Alfa Aesar

    Synonym(s): 2,2'-(n-Butylimino)diethanol Formula: CH3(CH2)3N(CH2CH2OH)2 Formula weight: 161.25 Purity: 98% CAS Number: 102-79-4 UN Number: UN2735 Hazard Class: 8 Packing Group: II Harmonized Tariff Code:  2922.19 Hazard Statements: H314-H318 Causes severe skin burns and…

  • BSA blocking buffer, 5% in TBS, with 0.05% Tween-20

    Alfa Aesar

    Harmonized Tariff Code:  3822.00

  • Brucine

    Alfa Aesar

    Synonym(s): 10,11-Dimethoxystrychnine Formula: C23H26N2O4 Formula weight: 394.47 CAS Number: 357-57-3 UN Number: UN1570 Hazard Class: 6.1 Packing Group: I Harmonized Tariff Code:  2939.99 Hazard Statements: H300-H330 Fatal if swallowed. Fatal if inhaled. Precautionary…

  • 5-Bromovaleric acid, 97%

    Alfa Aesar

    Synonym(s): 5-Bromopentanoic acid Formula: Br(CH2)4CO2H Formula weight: 181.03 Purity: 97% CAS Number: 2067-33-6 UN Number: UN3261 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2915.90 Hazard Statements: H314-H318 Causes severe skin burns and eye damage.…

  • Boric acid, 99.99% (metals basis)

    Alfa Aesar

    Synonym(s): Boracic acid, Orthoboric acid Formula: BH3O3 Formula weight: 61.83 Purity: 99.99% (metals basis) CAS Number: 10043-35-3 Harmonized Tariff Code:  2810.00 Hazard Statements: H360 May damage fertility or the unborn child. Precautionary Statements: P201-P308+P313 …

  • Bismuth(III) nitrate pentahydrate, 98%

    Alfa Aesar

    Formula: Bi(NO3)3 5H2O Formula weight: 485.07 (394.99anhy) Purity: 98% CAS Number: 10035-06-0 UN Number: UN1477 Hazard Class: 5.1 Packing Group: II Harmonized Tariff Code:  2834.29 Hazard Statements: H272-H315-H319-H335 May intensify fire; oxidizer. Causes skin irritation.…

  • Brilliant Blue G, ultrapure

    Alfa Aesar

    Synonym(s): Coomassie Brilliant Blue G 250, C.I. 42655 Formula: C47H48N3NaO7S2 Formula weight: 854.04 CAS Number: 6104-58-1 Harmonized Tariff Code:  3204.12

  • Brilliant Blue G soln., Ready-to-Use

    Alfa Aesar

    Synonym(s): Coomassie Brilliant Blue G, C.I. 42655 Formula: C47H48N3NaO7S2 Formula weight: 854.04 CAS Number: 6104-58-1 UN Number: UN1992 Hazard Class: 3 Packing Group: III Harmonized Tariff Code:  3204.12 Hazard Statements: H311-H331-H370-H226 Toxic in contact with skin.…

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