Alfa Aesar

Reagents, B, Alfa Aesar

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  • 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.…

  • 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: …

  • ^b-Cyclodextrin

    Alfa Aesar

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

  • 2-Bromo-4'-methylpropiophenone, 98%

    Alfa Aesar

    Formula: C10H11BrO Formula weight: 227.10 Purity: 98% CAS Number: 1451-82-7 Harmonized Tariff Code:  2914.70 Risk Phrases: 36/37/38 Irritating to eyes, respiratory system and skin. Safety Phrases: 26-37-60 In case of contact with eyes, rinse immediately with plenty of water and…

  • Borate-buffered saline (5X)

    Alfa Aesar

    CAS Number: 1330-43-4 Harmonized Tariff Code:  2840.19 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…

  • 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:…

  • 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. …

  • p-Benzoquinone, 98+%

    Alfa Aesar

    Synonym(s): Quinone Formula: C6H4O2 Formula weight: 108.10 Purity: 98+% CAS Number: 106-51-4 UN Number: UN2587 Hazard Class: 6.1 Packing Group: II Harmonized Tariff Code:  2914.69 Hazard Statements: H301-H331-H315-H319-H335 Toxic if swallowed. Toxic if inhaled. Causes…

  • trans,trans-1,3-Butadiene-1,4-dicarboxylic acid, 98+%

    Alfa Aesar

    Synonym(s): trans,trans-2,4-Hexadienedioic acid, trans,trans-Muconic acid Formula: C6H6O4 Formula weight: 142.11 Purity: 98+% CAS Number: 3588-17-8 Harmonized Tariff Code:  2917.19 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause…

  • Boron trifluoride-tetrahydrofuran complex, BF{3} 45.5%

    Alfa Aesar

    Formula: C4H8BF3O Formula weight: 139.91 CAS Number: 462-34-0 UN Number: UN2922 Hazard Class: 8 Packing Group: II Harmonized Tariff Code:  2942.00 Hazard Statements: H301-H330-H372-H314-H318-H227 Toxic if swallowed. Fatal if inhaled. Causes damage to organs through prolonged…

  • 4-n-Butylbenzoic acid, 99%

    Alfa Aesar

    Formula: C11H14O2 Formula weight: 178.23 Purity: 99% CAS Number: 20651-71-2 Harmonized Tariff Code:  2916.39 Hazard Statements: H301-H315-H319-H335 Toxic if swallowed. Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary…

  • Bis(dibenzylideneacetone)palladium(0)

    Alfa Aesar

    Formula: C34H28O2Pd Formula weight: 575.00 CAS Number: 32005-36-0 Harmonized Tariff Code:  2843.90

  • Bismuth Indium Lead Tin eutectic ingot, alloy 136, 99.9% (metals basis)

    Alfa Aesar

    Formula: Bi In Pb Sn 49 21 18 12 wt Purity: 99.9% (metals basis) Harmonized Tariff Code:  8106.00 Hazard Statements: H360-H373-H201 May damage fertility or the unborn child. May cause damage to organs through prolonged or repeated exposure. Explosive; mass explosion hazard. …

  • 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

  • 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…

  • ^b-Naphthol Violet

    Alfa Aesar

    Formula: C16H9N3Na2O9S2 Formula weight: 497.37 CAS Number: 7143-21-7 Harmonized Tariff Code:  2927.00 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …

  • 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: …

  • 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.…

  • 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: …

  • 1-Bromohexane, 99%

    Alfa Aesar

    Synonym(s): n-Hexyl bromide Formula: CH3(CH2)5Br Formula weight: 165.08 Purity: 99% CAS Number: 111-25-1 UN Number: UN1993 Hazard Class: 3 Packing Group: III Harmonized Tariff Code:  2903.39 Hazard Statements: H330-H226-H315 Fatal if inhaled. Flammable liquid and…

  • 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

  • Bromobenzene, 99%

    Alfa Aesar

    Formula: C6H5Br Formula weight: 157.02 Purity: 99% CAS Number: 108-86-1 UN Number: UN2514 Hazard Class: 3 Packing Group: III Harmonized Tariff Code:  2903.99 Hazard Statements: H226-H315 Flammable liquid and vapour. Causes skin irritation. Precautionary Statements: …

  • Brucine sulfate hydrate, 98% (dry wt.), water <13%

    Alfa Aesar

    Formula: C23H26N2O4 0.5H2SO4 xH2O Formula weight: 443.52(anhy) Purity: 98% (dry wt.), water CAS Number: 652154-10-4 UN Number: UN2811 Hazard Class: 6.1 Packing Group: I Harmonized Tariff Code:  2939.99 Hazard Statements: H300-H330 Fatal if swallowed. Fatal if inhaled. …

  • 4-tert-Butylbenzoic acid, 99+%

    Alfa Aesar

    Formula: C11H14O2 Formula weight: 178.23 Purity: 99+% CAS Number: 98-73-7 UN Number: UN2811 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2916.39 Hazard Statements: H311-H331-H361-H373-H302 Toxic in contact with skin. Toxic if inhaled. Suspected of damaging…

  • Barium nitrate, 99%

    Alfa Aesar

    Formula: BaN2O6 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. …

  • Boron trifluoride, 99+%

    Alfa Aesar

    Synonym(s): Boron fluoride Formula: BF3 Formula weight: 67.81 Purity: 99+% CAS Number: 7637-07-2 UN Number: UN1008 Hazard Class: 2.3 Harmonized Tariff Code:  2812.90 Hazard Statements: H330-H314-H318 Fatal if inhaled. Causes severe skin burns and eye damage. Causes serious…

  • 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…

  • Bromocresol Green sodium salt, 0.04% w/v aq. soln.

    Alfa Aesar

    Synonym(s): Bromocresol Green, water soluble Formula: C21H13Br4NaO5S Formula weight: 720.01 CAS Number: 62625-32-5 Harmonized Tariff Code:  3822.00

  • 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

  • 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.…

  • 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 …

  • 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

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