Alfa Aesar

Reagents, B, Alfa Aesar

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  • 6-Benzyladenine, 99%

    Alfa Aesar

    Synonym(s): 6-Benzylaminopurine Formula: C12H11N5 Formula weight: 225.26 Purity: 99% CAS Number: 1214-39-7 Harmonized Tariff Code:  2933.59 Risk Phrases: 22 Harmful if swallowed. Safety Phrases: 36 Wear suitable protective clothing.

  • 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…

  • Bis(cyclopentadienyl)osmium

    Alfa Aesar

    Synonym(s): Osmocene, Cyclopentadienylosmium Formula: C10H10Os Formula weight: 320.39 CAS Number: 1273-81-0 Harmonized Tariff Code:  2843.90 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary…

  • 1-Butanol, 99%

    Alfa Aesar

    Synonym(s): n-Butyl alcohol Formula: CH3(CH2)3OH Formula weight: 74.12 Purity: 99% 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.…

  • Barium hydroxide, anhydrous, 94-98%

    Alfa Aesar

    Formula: Ba(OH)2 Formula weight: 171.36 Purity: 94-98% CAS Number: 17194-00-2 UN Number: UN3262 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2816.40 Hazard Statements: H314-H318-H302-H332 Causes severe skin burns and eye damage. Causes serious eye damage.…

  • Bromoacetic acid, 98+%

    Alfa Aesar

    Formula: C2H3BrO2 Formula weight: 138.95 Purity: 98+% CAS Number: 79-08-3 UN Number: UN3425 Hazard Class: 8 Packing Group: II Harmonized Tariff Code:  2915.90 Hazard Statements: H301-H311-H331-H314-H317 Toxic if swallowed. Toxic in contact with skin. Toxic if inhaled.…

  • Buffer solution, pH 4.01 (^+0.01 @ 25^oC), No Color, Specpure r, NIST Traceable

    Alfa Aesar

    Harmonized Tariff Code:  3822.00

  • 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: …

  • Butyric acid, 99+%

    Alfa Aesar

    Formula: C4H8O2 Formula weight: 88.11 Purity: 99+% CAS Number: 107-92-6 UN Number: UN2820 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2915.60 Hazard Statements: H311-H314-H318-H227 Toxic in contact with skin. Causes severe skin burns and eye damage. Causes…

  • 2,5-Bis(diethylamino)phenyl-1,3,4-oxadiazole, 98%

    Alfa Aesar

    Formula: C22H28N4O Formula weight: 364.49 Purity: 98% CAS Number: 1679-98-7 Harmonized Tariff Code:  2934.99

  • 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

  • Barium nitrate, ACS, 99+%

    Alfa Aesar

    Formula: Ba(NO3)2 Formula weight: 261.35 Purity: 99+% CAS Number: 10022-31-8 UN Number: UN1446 Hazard Class: 5.1 Packing Group: II Harmonized Tariff Code:  2834.29 Hazard Statements: H272-H302-H332 May intensify fire; oxidizer. Harmful if swallowed. Harmful if inhaled. …

  • Boric acid, ACS, 99.5% min

    Alfa Aesar

    Synonym(s): Boracic acid, Orthoboric acid Formula: BH3O3 Formula weight: 61.83 Purity: 99.5% min 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 Obtain special…

  • N-Benzylideneaniline, 99%

    Alfa Aesar

    Formula: C13H11N Formula weight: 181.24 Purity: 99% CAS Number: 538-51-2 Harmonized Tariff Code:  2925.29 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …

  • Bromocresol Green

    Alfa Aesar

    Synonym(s): Bromcresol Green CAS Number: 76-60-8 MDL: MFCD00005874 EINECS: 200-972-8 Formula: C21H14Br4O5S Formula Weight: 698.02 Melting Point: ca 225° dec.. Notes Transition interval: pH 3.8 (yellow) to…

  • (^+)-Bay K 8644

    Alfa Aesar

    Synonym(s): Methyl 2,6-dimethyl-5-nitro-4-[2-(trifluoromethyl)phenyl]-1,4-dihydropyridine-3-carboxylate Formula: C16H15F3N2O4 Formula weight: 356.30 CAS Number: 71145-03-4 Harmonized Tariff Code:  2933.39

  • Bromocresol Green sodium salt

    Alfa Aesar

    Synonym(s): Bromocresol Green, water soluble Formula: C21H13Br4NaO5S Formula weight: 720.01 CAS Number: 62625-32-5 Harmonized Tariff Code:  2914.70

  • (-)-Bis[(S)-1-phenylethyl]amine, ChiPros r, 99%, ee 98+%

    Alfa Aesar

    Synonym(s): (-)-Bis[(S)-alpha-methylbenzyl]amine Formula: C16H19N Formula weight: 225.34 Purity: 99%, ee 98+% CAS Number: 56210-72-1 Harmonized Tariff Code:  2921.49 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory…

  • tert-Butyl chloride, 98+%

    Alfa Aesar

    Synonym(s): 2-Chloro-2-methylpropane Formula: (CH3)3CCl Formula weight: 92.57 Purity: 98+% CAS Number: 507-20-0 UN Number: UN1127 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2903.19 Hazard Statements: H225 Highly flammable liquid and vapour. …

  • 1-Bromo-6-chlorohexane, 97%

    Alfa Aesar

    Synonym(s): Hexamethylene bromochloride Formula: Br(CH2)6Cl Formula weight: 199.53 Purity: 97% CAS Number: 6294-17-3 Harmonized Tariff Code:  2903.79 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. …

  • Barium perchlorate trihydrate, Reagent Grade

    Alfa Aesar

    Formula: Ba(ClO4)2 3H2O Formula weight: 390.29 (336.24anhy) CAS Number: 10294-39-0 UN Number: UN1447 Hazard Class: 5.1 Packing Group: II Harmonized Tariff Code:  2829.90 Hazard Statements: H271-H301-H331 May cause fire or explosion; strong oxidizer. Toxic if swallowed. Toxic…

  • 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 acrylate, 97%, stab. with ca 150ppm 4-methoxyphenol

    Alfa Aesar

    Synonym(s): Acrylic acid benzyl ester Formula: C10H10O2 Formula weight: 162.19 Purity: 97%, stab. with ca 150ppm 4-methoxyphenol CAS Number: 2495-35-4 UN Number: UN3082 Hazard Class: 9 Packing Group: III Harmonized Tariff Code:  2916.12 Hazard Statements: H315-H319-H335 …

  • Bromopentafluorobenzene, 99%

    Alfa Aesar

    Synonym(s): Pentafluorobromobenzene Formula: C6BrF5 Formula weight: 246.97 Purity: 99% CAS Number: 344-04-7 Harmonized Tariff Code:  2903.99 Hazard Statements: H315-H319-H335-H227 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.…

  • 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: …

  • Bismuth titanium isopropoxide, 5% w/v in isopropanol, packaged under Argon in…

    Alfa Aesar

    Formula: C21H49BiO7Ti Formula weight: 670.48 CAS Number: 338391-61-0 UN Number: UN1219 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2905.19 Hazard Statements: H225-H315-H319-H336 Highly flammable liquid and vapour. Causes skin irritation. Causes serious eye…

  • 1-(Boc-amino)cyclobutanecarboxylic acid, 97%

    Alfa Aesar

  • 3-Bromophenol, 98%

    Alfa Aesar

    Formula: C6H5BrO Formula weight: 173.01 Purity: 98% CAS Number: 591-20-8 Harmonized Tariff Code:  2908.19 Hazard Statements: H302-H312-H315-H319-H335 Harmful if swallowed. Harmful in contact with skin. Causes skin irritation. Causes serious eye irritation. May cause respiratory…

  • 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

  • Biuret, 97%

    Alfa Aesar

    Synonym(s): Carbamylurea Formula: C2H5N3O2 Formula weight: 103.08 Purity: 97% CAS Number: 108-19-0 Harmonized Tariff Code:  2924.19 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary…

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

    Alfa Aesar

    Harmonized Tariff Code:  3822.00

  • (^+)-1,3-Butanediol, 99%

    Alfa Aesar

    Synonym(s): (^+)-1,3-Butylene glycol Formula: C4H10O2 Formula weight: 90.12 Purity: 99% CAS Number: 107-88-0 Harmonized Tariff Code:  2905.39

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