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.

  • Barium chloride dihydrate, ACS

    Alfa Aesar

    Formula: BaCl2 2H2O Formula weight: 244.28 (208.25anhy) CAS Number: 10326-27-9 UN Number: UN1564 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2827.39 Hazard Statements: H301-H331 Toxic if swallowed. Toxic if inhaled. 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

  • 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…

  • Benzyl acetate, 99%

    Alfa Aesar

    Synonym(s): Acetic acid benzyl ester Formula: CH3CO2CH2C6H5 Formula weight: 150.18 Purity: 99% CAS Number: 140-11-4 Harmonized Tariff Code:  2915.39 Hazard Statements: H315-H319 Causes skin irritation. Causes serious eye irritation. Precautionary Statements: …

  • 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…

  • 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…

  • 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: …

  • Bromothymol Blue

    Alfa Aesar

    Synonym(s): Bromthymol Blue Formula: C27H28Br2O5S Formula weight: 624.39 CAS Number: 76-59-5 Harmonized Tariff Code:  2914.70

  • Buffer solution, pH 7.00 (^+0.01 @ 25^oC), Colored Yellow, Specpure r, NIST…

    Alfa Aesar

    Harmonized Tariff Code:  3822.00

  • tert-Butyl bromide, 98+%, stab. with potassium carbonate

    Alfa Aesar

    Synonym(s): 2-Bromo-2-methylpropane Formula: C4H9Br Formula weight: 137.02 Purity: 98+%, stab. with potassium carbonate CAS Number: 507-19-7 UN Number: UN2342 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2903.39 Hazard Statements: H225 Highly flammable…

  • 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: …

  • Bromocresol Green sodium salt, ACS

    Alfa Aesar

    Synonym(s): Bromocresol Green, water soluble Formula: C21H13Br4NaO5S Formula weight: 720.02 CAS Number: 62625-32-5 Harmonized Tariff Code:  2914.70

  • 2-Bromo-6-fluoroaniline, 98+%

    Alfa Aesar

    Formula: C6H5BrFN Formula weight: 190.01 Purity: 98+% CAS Number: 65896-11-9 UN Number: UN2810 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2921.42 Hazard Statements: H331-H302-H312-H315-H319 Toxic if inhaled. Harmful if swallowed. Harmful in contact with…

  • Benzoyl peroxide, 97% (dry wt.), wet with 25% water

    Alfa Aesar

    Synonym(s): Dibenzoyl peroxide Formula: C14H10O4 Formula weight: 242.23 Purity: 97% (dry wt.), wet with 25% water CAS Number: 94-36-0 UN Number: UN3104 Hazard Class: 5.2 Harmonized Tariff Code:  2916.32 Hazard Statements: H242-H319-H317 Heating may cause a fire. Causes…

  • 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: …

  • 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…

  • 2-Bromoisobutyryl bromide, 97%

    Alfa Aesar

    Synonym(s): 2-Bromo-2-methylpropionyl bromide Formula: C4H6Br2O Formula weight: 229.91 Purity: 97% CAS Number: 20769-85-1 UN Number: UN3265 Hazard Class: 8 Packing Group: II Harmonized Tariff Code:  2915.90 Hazard Statements: H314-H318 Causes severe skin burns and eye…

  • 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.…

  • ^b-Cyclodextrin

    Alfa Aesar

    Formula: C42H70O35 Formula weight: 1134.98 CAS Number: 7585-39-9 Harmonized Tariff Code:  2940.00

  • Buffer solution, pH 13.00 (^+0.01 @ 25°C), No Color, Specpure®, NIST Traceable

    Alfa Aesar

    Harmonized Tariff Code:  3822.00 Hazard Statements: H315-H319 Causes skin irritation. Causes serious eye irritation. Precautionary Statements: P280-P305+P351+P338-P362-P321-P332+P313-

  • Bis(2-ethylhexyl) phthalate, 98+%

    Alfa Aesar

    Synonym(s): Dioctyl phthalate, Phthalic acid bis(2-ethylhexyl)ester Formula: C24H38O4 Formula weight: 390.56 Purity: 98+% CAS Number: 117-81-7 Harmonized Tariff Code:  2917.32 Hazard Statements: H360 May damage fertility or the unborn child. Precautionary Statements: …

  • Benzil, 98%

    Alfa Aesar

    Synonym(s): Dibenzoyl Formula: C14H10O2 Formula weight: 210.23 Purity: 98% CAS Number: 134-81-6 Harmonized Tariff Code:  2914.39 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements:…

  • 2-Bromodibenzothiophene, 98%

    Alfa Aesar

    CAS Number: 22439-61-8 MDL: MFCD00089285 Formula: C12H7BrS Formula Weight: 263.15 Melting Point: 123-129° lit GHS Hazard and Precautionary Statements Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious…

  • Blasticidin S hydrochloride, 98+%, 10mg/ml in 1M HEPES buffer soln.

    Alfa Aesar

    Formula: C17H26N8O5 HCl Formula weight: 458.90 Purity: 98+%, 10mg/ml in 1M HEPES buffer soln. CAS Number: 3513-03-9 UN Number: UN2810 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2941.90 Hazard Statements: H302 Harmful if swallowed. Precautionary…

  • Bromophenol Blue, ACS

    Alfa Aesar

    Formula: C19H10Br4O5S Formula weight: 669.98 CAS Number: 115-39-9 Harmonized Tariff Code:  2934.99

  • Bromophenol Blue sodium salt

    Alfa Aesar

    Synonym(s): Bromphenol Blue, water soluble Formula: C19H9Br4NaO5S Formula weight: 691.96 CAS Number: 34725-61-6 Harmonized Tariff Code:  2934.99 Safety Phrases: 22-24/25 Do not breathe dust. Avoid contact with skin and eyes.

  • 2,3-Butanedione, 99%

    Alfa Aesar

    Synonym(s): Biacetyl, Diacetyl Formula: C4H6O2 Formula weight: 86.09 Purity: 99% CAS Number: 431-03-8 UN Number: UN2346 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2914.19 Hazard Statements: H225-H302-H332-H315-H319 Highly flammable liquid and vapour.…

  • Brij r L23

    Alfa Aesar

    Synonym(s): Brij r 35, Tricosaethylene glycol mono-n-dodecyl ether Formula: C58H118O24 Formula weight: 1199.57 CAS Number: 9002-92-0 Harmonized Tariff Code:  3402.13 Hazard Statements: H302-H315-H319-H335 Harmful if swallowed. Causes skin irritation. Causes serious eye irritation.…

  • Bromophenol Blue

    Alfa Aesar

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

  • BAY 11-7085, 99%

    Alfa Aesar

  • Bromhexine hydrochloride, 98+%

    Alfa Aesar

    Synonym(s): Auxit Formula: C14H20Br2N2 HCl Formula weight: 412.60 Purity: 98+% CAS Number: 611-75-6 Harmonized Tariff Code:  2921.59

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