Alfa Aesar

Reagents, P, Alfa Aesar

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  • Potassium bromide, FTIR Grade

    Alfa Aesar

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

  • Pyridoxine hydrochloride, 99%

    Alfa Aesar

    Synonym(s): Pyridoxol hydrochloride, Vitamin B6 hydrochloride Formula: C8H11NO3 HCl Formula weight: 205.64 Purity: 99% CAS Number: 58-56-0 Harmonized Tariff Code:  2936.25

  • 2-Phenylethylamine, 99%

    Alfa Aesar

    Synonym(s): Phenethylamine, (2-Aminoethyl)benzene Formula: C8H11N Formula weight: 121.18 Purity: 99% CAS Number: 64-04-0 UN Number: UN2922 Hazard Class: 8 Packing Group: II Harmonized Tariff Code:  2921.49 Hazard Statements: H301-H314-H318-H227 Toxic if swallowed.…

  • 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 nitrate, 99%

    Alfa Aesar

    Formula: KNO3 Formula weight: 101.11 Purity: 99% CAS Number: 7757-79-1 UN Number: UN1486 Hazard Class: 5.1 Packing Group: III Harmonized Tariff Code:  2834.21 Hazard Statements: H272 May intensify fire; oxidizer. Precautionary Statements: …

  • Potassium iodide, 99%

    Alfa Aesar

    Formula: KI Formula weight: 166.01 Purity: 99% CAS Number: 7681-11-0 Harmonized Tariff Code:  2827.60

  • (^+)-2-Pentanol, 99%

    Alfa Aesar

    Synonym(s): (+/-)-Methyl n-propyl carbinol Formula: C5H12O Formula weight: 88.15 Purity: 99% CAS Number: 6032-29-7 UN Number: UN1105 Hazard Class: 3 Packing Group: III Harmonized Tariff Code:  2905.19 Hazard Statements: H226-H332-H335 Flammable liquid and vapour.…

  • 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

  • Phenolphthalein, ACS

    Alfa Aesar

    Formula: C20H14O4 Formula weight: 318.33 CAS Number: 77-09-8 Harmonized Tariff Code:  2932.20 Hazard Statements: H350-H341-H361 May cause cancer. Suspected of causing genetic defects. Suspected of damaging fertility or the unborn child. Precautionary Statements: …

  • Phosphotungstic acid hydrate

    Alfa Aesar

    Synonym(s): Tungstophosphoric acid Formula: P2O5.24WO3 xH2O Formula weight: 5706.35(anhy) CAS Number: 12067-99-1 UN Number: UN3260 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2811.19 Hazard Statements: H314-H318 Causes severe skin burns and eye damage.…

  • Pancreatin, porcine pancreas

    Alfa Aesar

    Synonym(s): , Pancreatin from porcine pancreas CAS Number: 8049-47-6 Harmonized Tariff Code:  3507.90 Hazard Statements: H334-H335-H315-H319 May cause allergy or asthma symptoms or breathing difficulties if inhaled. May cause respiratory irritation. Causes skin irritation. Causes serious…

  • Propargyl alcohol, 99%

    Alfa Aesar

    Synonym(s): 2-Propyn-1-ol Formula: C3H4O Formula weight: 56.06 Purity: 99% CAS Number: 107-19-7 UN Number: UN2929 Hazard Class: 6.1 Packing Group: II Harmonized Tariff Code:  2905.29 Hazard Statements: H301-H311-H331-H314-H226 Toxic if swallowed. Toxic in contact with…

  • Polyethylene glycol 600

    Alfa Aesar

    Synonym(s): PEG 600 Formula: H(OCH2CH2) nOH CAS Number: 25322-68-3 Harmonized Tariff Code:  3907.20

  • Pyrrolidine, 99%

    Alfa Aesar

    Formula: C4H9N Formula weight: 71.12 Purity: 99% CAS Number: 123-75-1 UN Number: UN1922 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2933.99 Hazard Statements: H225-H314-H318-H302-H332 Highly flammable liquid and vapour. Causes severe skin burns and eye…

  • Potassium hydroxide, pellets, 85%

    Alfa Aesar

    Formula: KOH Formula weight: 56.11 Purity: 85% CAS Number: 1310-58-3 UN Number: UN1813 Hazard Class: 8 Packing Group: II Harmonized Tariff Code:  2815.20 Hazard Statements: H314-H302 Causes severe skin burns and eye damage. Harmful if swallowed. Precautionary Statements:…

  • Poloxamer 188

    Alfa Aesar

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

  • 2-Propanol, GC Grade, 99.7+%

    Alfa Aesar

    Formula: (CH3)2CHOH Formula weight: 60.10 Purity: 99.7+% CAS Number: 67-63-0 UN Number: UN1219 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2905.12 Hazard Statements: H225-H319-H336 Highly flammable liquid and vapour. Causes serious eye irritation. May cause…

  • Phloroglucinol dihydrate, 98%

    Alfa Aesar

    Synonym(s): 1,3,5-Trihydroxybenzene dihydrate Formula: C6H6O3 2H2O Formula weight: 162.14 (126.11anhy) Purity: 98% CAS Number: 6099-90-7 Harmonized Tariff Code:  2907.29 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause…

  • 1,10-Phenanthroline iron(II) sulfate, 0.025M aq. soln.

    Alfa Aesar

    Synonym(s): Ferroin Formula: C36H24FeN6O4S Formula weight: 692.53 CAS Number: 14634-91-4 Harmonized Tariff Code:  2933.99

  • Potassium nitrate, 99.994% (metals basis)

    Alfa Aesar

    Formula: KNO3 Formula weight: 101.11 Purity: 99.994% (metals basis) CAS Number: 7757-79-1 UN Number: UN1486 Hazard Class: 5.1 Packing Group: III Harmonized Tariff Code:  2834.21 Hazard Statements: H272 May intensify fire; oxidizer. Precautionary Statements: …

  • 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

  • Potassium permanganate, 0.1N Standardized Solution

    Alfa Aesar

    Formula: KMnO4 Formula weight: 158.03 CAS Number: 7722-64-7 Harmonized Tariff Code:  2841.61

  • 4-Propionyloxybenzaldehyde, 95%

    Alfa Aesar

    Synonym(s): 4-Hydroxybenzaldehyde propionate Formula: C10H10O3 Formula weight: 178.19 Purity: 95% CAS Number: 50262-48-1 Harmonized Tariff Code:  2912.49 Hazard Statements: H315-H319 Causes skin irritation. Causes serious eye irritation. Precautionary Statements: …

  • Potassium hexacyanoferrate(II) trihydrate, 98+%

    Alfa Aesar

    Synonym(s): Potassium ferrocyanide trihydrate Formula: K4Fe(CN)6 3H2O Formula weight: 422.39 (368.36anhy) Purity: 98+% CAS Number: 14459-95-1 Harmonized Tariff Code:  2837.20 Risk Phrases: 52/53 Harmful to aquatic organisms, may cause long term adverse effects in the…

  • Polyvinylpyrrolidone, M.W. 360,000

    Alfa Aesar

    Synonym(s): PVP K90, Povidone Formula: (C6H9NO) n CAS Number: 9003-39-8 Harmonized Tariff Code:  3905.99

  • Phthaldialdehyde, 98%

    Alfa Aesar

    Synonym(s): Benzene-1,2-dicarboxaldehyde, Phthalaldehyde Formula: C8H6O2 Formula weight: 134.14 Purity: 98% CAS Number: 643-79-8 UN Number: UN2923 Hazard Class: 8 Packing Group: II Harmonized Tariff Code:  2912.29 Hazard Statements: H300-H314-H318-H317 Fatal if…

  • 2-Propanol, ACS, 99.5% min

    Alfa Aesar

    Synonym(s): IPA, Isopropanol Formula: (CH3)2CHOH Formula weight: 60.10 Purity: 99.5% min CAS Number: 67-63-0 UN Number: UN1219 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2905.12 Hazard Statements: H225-H319-H336 Highly flammable liquid and vapour. Causes…

  • Potassium sulfate, 99%

    Alfa Aesar

    Formula: K2SO4 Formula weight: 174.27 Purity: 99% CAS Number: 7778-80-5 Harmonized Tariff Code:  2833.29

  • Pyrrole, 98+%

    Alfa Aesar

    Formula: C4H5N Formula weight: 67.09 Purity: 98+% CAS Number: 109-97-7 UN Number: UN1992 Hazard Class: 3 Packing Group: III Harmonized Tariff Code:  2933.99 Hazard Statements: H301-H331-H318-H226 Toxic if swallowed. Toxic if inhaled. Causes serious eye damage. Flammable…

  • Potassium chloride, 99.995% (metals basis)

    Alfa Aesar

    Formula: KCl Formula weight: 74.55 Purity: 99.995% (metals basis) CAS Number: 7447-40-7 Harmonized Tariff Code:  2827.39

  • PIPES, 0.5M buffer soln., pH 7.5

    Alfa Aesar

    CAS Number: 5625-37-6 Harmonized Tariff Code:  2933.59

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