Alfa Aesar

Reagents, P, Alfa Aesar

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  • Pyrogallol, 98+%

    Alfa Aesar

    Synonym(s): Pyrogallic acid, 1,2,3-Trihydroxybenzene Formula: C6H6O3 Formula weight: 126.11 Purity: 98+% CAS Number: 87-66-1 UN Number: UN2811 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2907.29 Hazard Statements: H341-H302-H312-H332 Suspected of…

  • Potassium dichromate, 99%

    Alfa Aesar

    Synonym(s): Potassium bichromate Formula: Cr2K2O7 Formula weight: 294.18 Purity: 99% CAS Number: 7778-50-9 UN Number: UN3087 Hazard Class: 5.1 Packing Group: II Harmonized Tariff Code:  2841.50 Hazard Statements: H272-H301-H330-H334-H340-H350-H360-H372-H314-H312-H317 …

  • Polyethylene glycol 400

    Alfa Aesar

    Synonym(s): PEG 400 Formula: H(OCH2CH2) nOH CAS Number: 25322-68-3 Harmonized Tariff Code:  3907.20

  • Phosphate-buffered saline (PBS, 1X), sterile

    Alfa Aesar

    Harmonized Tariff Code:  3822.00

  • 1-Propanol, 99+%

    Alfa Aesar

    Synonym(s): n-Propyl alcohol Formula: CH3CH2CH2OH Formula weight: 60.10 Purity: 99+% CAS Number: 71-23-8 UN Number: UN1274 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2905.12 Hazard Statements: H225-H318-H336 Highly flammable liquid and vapour. Causes…

  • Phenol:Chloroform:Isoamyl alcohol 25:24:1, Ready-to-Use saturated aq. soln., pH…

    Alfa Aesar

    CAS Number: 136112-00-0 UN Number: UN2922 Hazard Class: 8 Packing Group: II Harmonized Tariff Code:  3822.00 Hazard Statements: H331-H314-H341-H351-H373-H302-H312 Toxic if inhaled. Causes severe skin burns and eye damage. Suspected of causing genetic defects. Suspected of causing…

  • Phenylacetylene, 98+%

    Alfa Aesar

    Synonym(s): Ethynylbenzene Formula: C8H6 Formula weight: 102.14 Purity: 98+% CAS Number: 536-74-3 UN Number: UN3295 Hazard Class: 3 Packing Group: III Harmonized Tariff Code:  2902.90 Hazard Statements: H304-H226-H319-H335 May be fatal if swallowed and enters airways.…

  • Potassium hydrogen phosphate trihydrate, Reagent Grade

    Alfa Aesar

    Formula: K2HPO4 3H2O Formula weight: 228.23 (174.18anhy) CAS Number: 16788-57-1 Harmonized Tariff Code:  2835.24

  • Perfluoro-tert-butanol, 99%

    Alfa Aesar

    Synonym(s): 1,1,1,3,3,3-Hexafluoro-2-trifluoromethyl-2-propanol, Nonafluoro-tert-butyl alcohol Formula: C4HF9O Formula weight: 236.04 Purity: 99% CAS Number: 2378-02-1 UN Number: UN2810 Hazard Class: 6.1 Packing Group: II Harmonized Tariff Code:  2905.59 Hazard…

  • Potassium chloride, ACS, 99.0-100.5%

    Alfa Aesar

    Formula: KCl Formula weight: 74.55 Purity: 99.0-100.5% CAS Number: 7447-40-7 Harmonized Tariff Code:  2827.39

  • Polyethylene oxide, M.W. 1,000,000

    Alfa Aesar

    Formula: (-CH2CH2O-) n CAS Number: 25322-68-3 Harmonized Tariff Code:  3907.20

  • Platinum wire, 0.0508mm (0.002in) dia, stress relieved, 99.99%(metals basis)

    Alfa Aesar

    Purity: 99.99%(metals basis) CAS Number: 7440-06-4 Harmonized Tariff Code:  7110.19

  • Phosphoric acid, 85% aq. soln.

    Alfa Aesar

    Synonym(s): Orthophosphoric acid Formula: H3O4P Formula weight: 98.00 Purity: 85% aq. soln. CAS Number: 7664-38-2 UN Number: UN1805 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2809.20 Hazard Statements: H314 Causes severe skin burns and eye damage. …

  • Polyethylene glycol 1,000

    Alfa Aesar

    Synonym(s): PEG 1000 Formula: H(OCH2CH2) nOH CAS Number: 25322-68-3 Harmonized Tariff Code:  3907.20

  • Petroleum ether 35/60, HPLC Grade

    Alfa Aesar

    CAS Number: 8032-32-4 UN Number: UN1268 Hazard Class: 3 Packing Group: I Harmonized Tariff Code:  2710.12 Hazard Statements: H224-H340-H350-H304 Extremely flammable liquid and vapour. May cause genetic defects. May cause cancer. May be fatal if swallowed and enters airways. …

  • Potassium sodium L-tartrate tetrahydrate, ACS, 99.0-102.0%

    Alfa Aesar

    Synonym(s): Rochelle Salt, Sodium potassium tartrate Formula: C4H4KNaO6 4H2O Formula weight: 282.23 (210.29anhy) Purity: 99.0-102.0% CAS Number: 6381-59-5 Harmonized Tariff Code:  2918.13

  • Poloxamer 188

    Alfa Aesar

    Synonym(s): Pluronic r F-68, Polyoxyethylene-polyoxypropylene block copolymer CAS Number: 9003-11-6 Harmonized Tariff Code:  3907.20

  • Polyvinyl alcohol, 87-89% hydrolyzed, high molecular weight

    Alfa Aesar

    Formula: [-CH2CH(OH)-] n Purity: 87-89% hydrolyzed, high molecular weight CAS Number: 9002-89-5 Harmonized Tariff Code:  3905.30

  • Phosphate, Ion chromatography standard solution, Specpure r, PO4 -^3 1000µg/ml

    Alfa Aesar

    Formula: KH2PO4 in H2O Harmonized Tariff Code:  3822.00

  • Polysorbate 80

    Alfa Aesar

    Synonym(s): Polyoxyethylene sorbitan monooleate CAS Number: 9005-65-6 Harmonized Tariff Code:  3402.13

  • (R)-(+)-1-Phenylethyl isocyanate, 99%

    Alfa Aesar

    Synonym(s): (R)-(+)-^a-Methylbenzyl isocyanate Formula: C9H9NO Formula weight: 147.18 Purity: 99% CAS Number: 33375-06-3 UN Number: UN2206 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2929.10 Hazard Statements: H331-H334-H227-H302-H315-H319-H335 Toxic…

  • Potash, sulfurated, S 11.8% min as sulfide

    Alfa Aesar

    Formula: K2S n CAS Number: 39365-88-3 UN Number: UN3180 Hazard Class: 4.1 Packing Group: II Harmonized Tariff Code:  2815.20 Hazard Statements: H228-H314-H318 Flammable solid. Causes severe skin burns and eye damage. Causes serious eye damage. Precautionary Statements: …

  • Palladium, 10% on activated carbon powder, Type 58, standard, reduced, nominally…

    Alfa Aesar

    Harmonized Tariff Code:  3815.12

  • Potassium hydrogen phthalate, primary standard, ACS, 99.95-100.05%

    Alfa Aesar

    Synonym(s): Phthalic acid monopotassium salt, Potassium biphthalate Formula: C8H5KO4 Formula weight: 204.23 Purity: 99.95-100.05% CAS Number: 877-24-7 Harmonized Tariff Code:  2917.39

  • Paraformaldehyde, 4% in PBS

    Alfa Aesar

    Harmonized Tariff Code:  3822.00 Hazard Statements: H318-H351-H317-H315 Causes serious eye damage. Suspected of causing cancer. May cause an allergic skin reaction. Causes skin irritation. Precautionary Statements: P261-P280-P281-P305+P351+P338-P405-P501a Avoid breathing…

  • Polyvinylpyrrolidone, M.W. 1,300,000

    Alfa Aesar

    Formula: (C6H9NO) n CAS Number: 9003-39-8 Harmonized Tariff Code:  3905.99

  • p-Xylene, 99%

    Alfa Aesar

    Synonym(s): 1,4-Dimethylbenzene Formula: C8H10 Formula weight: 106.17 Purity: 99% CAS Number: 106-42-3 UN Number: UN1307 Hazard Class: 3 Packing Group: III Harmonized Tariff Code:  2902.43 Hazard Statements: H226-H312-H332-H315 Flammable liquid and vapour. Harmful in…

  • Potassium fluoride, anhydrous, 99%

    Alfa Aesar

    Formula: FK Formula weight: 58.10 Purity: 99% CAS Number: 7789-23-3 UN Number: UN1812 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2826.19 Hazard Statements: H301-H311-H331 Toxic if swallowed. Toxic in contact with skin. Toxic if inhaled. Precautionary…

  • Paraformaldehyde, 16% w/v aq. soln., methanol free

    Alfa Aesar

    CAS Number: 30525-89-4 MDL: MFCD00133991 Formula: (CH2O)n Form: Liquid, Ampouled under argon GHS Hazard and Precautionary Statements Hazard Statements: H351-H315-H319-H317-H303 Suspected of causing cancer. Causes skin irritation. Causes…

  • Potassium iodide, ACS, 99.0% min

    Alfa Aesar

    Formula: KI Formula weight: 166.01 Purity: 99.0% min CAS Number: 7681-11-0 Harmonized Tariff Code:  2827.60

  • Potassium bromide, FTIR Grade

    Alfa Aesar

    Formula: KBr Formula weight: 119.01 CAS Number: 7758-02-3 Harmonized Tariff Code:  2827.51

  • 10,12-Pentacosadiynoic acid, 98+%

    Alfa Aesar

    Formula: CH3(CH2)11C CC C(CH2)8CO2H Formula weight: 374.61 Purity: 98+% CAS Number: 66990-32-7 Harmonized Tariff Code:  2916.19

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