Alfa Aesar

Reagents, P, Alfa Aesar

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  • 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

  • 1H,1H,2H,2H-Perfluorodecyltrichlorosilane, 96%

    Alfa Aesar

    Synonym(s): FDTS, Trichloro-1H,1H,2H,2H-perfluorodecylsilane Formula: C10H4Cl3F17Si Formula weight: 581.56 Purity: 96% CAS Number: 78560-44-8 UN Number: UN2987 Hazard Class: 8 Packing Group: II Harmonized Tariff Code:  2931.90 Hazard Statements: H314-H318 Causes severe…

  • 2-Phenylethyl isothiocyanate, 98%

    Alfa Aesar

    Synonym(s): Phenethyl isothiocyanate Formula: C6H5(CH2)2NCS Formula weight: 163.24 Purity: 98% CAS Number: 2257-09-2 UN Number: UN2922 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2930.90 Hazard Statements: H331-H314-H318-H302-H312 Toxic if inhaled.…

  • Potassium bromide, ACS, 99% min

    Alfa Aesar

    Formula: KBr Formula weight: 119.01 Purity: 99% min CAS Number: 7758-02-3 Harmonized Tariff Code:  2827.51

  • Poly(vinylidene fluoride)

    Alfa Aesar

    Formula: (-CH2CF2-) n CAS Number: 24937-79-9 Harmonized Tariff Code:  3904.69

  • 4-Penten-1-ol, 98+%

    Alfa Aesar

    Formula: H2C=CH(CH2)3OH Formula weight: 86.13 Purity: 98+% CAS Number: 821-09-0 UN Number: UN1987 Hazard Class: 3 Packing Group: III Harmonized Tariff Code:  2905.29 Hazard Statements: H226 Flammable liquid and vapour. Precautionary Statements: …

  • Praseodymium(III) nitrate hydrate, 99.9% (REO)

    Alfa Aesar

    Formula: Pr(NO3)3 xH2O Formula weight: 326.92(anhy) Purity: 99.9% (REO) UN Number: UN1477 Hazard Class: 5.1 Packing Group: III Harmonized Tariff Code:  2846.90 Hazard Statements: H272-H315-H319-H335 May intensify fire; oxidizer. Causes skin irritation. Causes serious eye…

  • 2-(1-Piperazinyl)phenol, 98%

    Alfa Aesar

    Synonym(s): 1-(2-Hydroxyphenyl)piperazine, 2-(1-Piperazino)phenol Formula: C10H14N2O Formula weight: 178.24 Purity: 98% CAS Number: 1011-17-2 UN Number: UN3263 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2933.59 Hazard Statements: H301-H314-H318 Toxic if…

  • Praseodymium(III) carbonate octahydrate, REacton r, 99.99% (REO)

    Alfa Aesar

    Formula: Pr2(CO3)3 8H2O Formula weight: 605.97 (461.85anhy) Purity: 99.99% (REO) CAS Number: 14948-62-0 Harmonized Tariff Code:  2846.90

  • Paraformaldehyde, 97%

    Alfa Aesar

    Synonym(s): Polyoxymethylene Formula: (CH2O) n Purity: 97% CAS Number: 30525-89-4 UN Number: UN2213 Hazard Class: 4.1 Packing Group: III Harmonized Tariff Code:  2912.60 Hazard Statements: H314-H318-H228-H351-H302-H332-H317 Causes severe skin burns and eye damage. Causes…

  • 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…

  • 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: …

  • Polyethylene glycol methyl ether methacrylate, M.W. 1,000

    Alfa Aesar

    Synonym(s): mPEG-methacrylate Formula: CH3(OCH2CH2) nOCOC(=CH2)CH3 CAS Number: 26915-72-0 Harmonized Tariff Code:  3907.20 Risk Phrases: 37/38-41-43 Irritating to respiratory system and skin. Risk of serious damage to eyes. May cause sensitisation by skin contact. Safety Phrases: …

  • Palladium(II) chloride, 99.9% (metals basis), Pd 59.0% min

    Alfa Aesar

    Formula: PdCl2 Formula weight: 177.31 Purity: 99.9% (metals basis), Pd 59.0% min CAS Number: 7647-10-1 Harmonized Tariff Code:  2843.90 Hazard Statements: H318-H290-H317 Causes serious eye damage. May be corrosive to metals. May cause an allergic skin reaction. Precautionary…

  • Phosphate-buffered saline (PBS, 10X), pH 7.4

    Alfa Aesar

    Harmonized Tariff Code:  3822.00

  • 1,10-Phenanthroline monohydrate, ACS

    Alfa Aesar

    Synonym(s): o-Phenanthroline monohydrate Formula: C12H8N2 H2O Formula weight: 198.23 (180.21anhy) CAS Number: 5144-89-8 UN Number: UN2811 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2933.99 Hazard Statements: H301 Toxic if swallowed. Precautionary…

  • Phosphorus, AAS standard solution, Specpure r, P 1000µg/ml

    Alfa Aesar

    Formula: P in 5 HNO3 UN Number: UN3264 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  3822.00 Hazard Statements: H314 Causes severe skin burns and eye damage. Precautionary Statements: P260-P303+P361+P353-P305+P351+P338-P301+P330+P331-P405-P501a Do not breathe…

  • (^+)-Propylene oxide, 99+%

    Alfa Aesar

    Synonym(s): (^+)-1,2-Epoxypropane, (^+)-Methyloxirane Formula: C3H6O Formula weight: 58.08 Purity: 99+% CAS Number: 75-56-9 UN Number: UN1280 Hazard Class: 3 Packing Group: I Harmonized Tariff Code:  2910.20 Hazard Statements: H224-H340-H350-H302-H312-H332-H315-H319-H335…

  • 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…

  • Phenyl benzoate, 99%

    Alfa Aesar

    Synonym(s): Benzoic acid phenyl ester Formula: C13H10O2 Formula weight: 198.22 Purity: 99% CAS Number: 93-99-2 Harmonized Tariff Code:  2916.31 Hazard Statements: H301 Toxic if swallowed. Precautionary Statements: P264-P270-P301+P310-P321-P405-P501a Wash thoroughly after…

  • Phenylhydrazine, 97%

    Alfa Aesar

    Formula: C6H8N2 Formula weight: 108.14 Purity: 97% CAS Number: 100-63-0 UN Number: UN2572 Hazard Class: 6.1 Packing Group: II Harmonized Tariff Code:  2928.00 Hazard Statements: H301-H311-H331-H350-H372-H341-H227-H315-H319-H317 Toxic if swallowed. Toxic in contact with…

  • PACAP-Related Peptide, human

    Alfa Aesar

    Synonym(s): Asp-Val-Ala-His-Gly-Ile-Leu-Asn-Glu-Ala-Tyr-Arg-Lys-Val-Leu-Asp-Gln-Leu-Ser-Ala-Gly-Lys-His-Leu-Gln-Ser-Leu-Val-Ala, Pituitary adenylate cyclase activating polypeptide-related peptide Formula: C139H229N41O42 Formula weight: 3146.60 Harmonized Tariff Code:  2933.99

  • Propiolamide, 96%

    Alfa Aesar

    Synonym(s): Propynoic acid amide Formula: C3H3NO Formula weight: 69.06 Purity: 96% CAS Number: 7341-96-0 Harmonized Tariff Code: 

  • Proadifen hydrochloride

    Alfa Aesar

    Synonym(s): SKF-525A hydrochloride, N,N-Diethylaminoethyl 2,2-diphenylvalerate Formula: C23H31NO2 HCl Formula weight: 389.97 CAS Number: 62-68-0 Harmonized Tariff Code:  2922.49 Hazard Statements: H301 Toxic if swallowed. Precautionary Statements: …

  • Precious Metals, plasma standard solution, Specpure r, Au, Ir, Os, Pd, Pt, Re,…

    Alfa Aesar

    Formula: Matrix 20 HCl UN Number: UN1789 Hazard Class: 8 Packing Group: II Harmonized Tariff Code:  3822.00 Hazard Statements: H314-H335 Causes severe skin burns and eye damage. May cause respiratory irritation. Precautionary Statements: …

  • Pentafluoropropionic acid, 97%

    Alfa Aesar

    Synonym(s): Perfluoropropionic acid Formula: CF3CF2CO2H Formula weight: 164.03 Purity: 97% CAS Number: 422-64-0 UN Number: UN3265 Hazard Class: 8 Packing Group: II Harmonized Tariff Code:  2915.90 Hazard Statements: H314-H318-H332 Causes severe skin burns and eye…

  • N-(Phenylseleno)phthalimide, tech. 85%

    Alfa Aesar

    Formula: C14H9NO2Se Formula weight: 302.19 Purity: tech. 85% CAS Number: 71098-88-9 UN Number: UN3283 Hazard Class: 6.1 Packing Group: II Harmonized Tariff Code:  2931.90 Hazard Statements: H301-H331-H373 Toxic if swallowed. Toxic if inhaled. May cause damage to organs…

  • Platinum(II) iodide, Premion r, 99.99% (metals basis), Pt 43.0% min

    Alfa Aesar

    Formula: PtI2 Formula weight: 448.90 Purity: 99.99% (metals basis), Pt 43.0% min CAS Number: 7790-39-8 Harmonized Tariff Code:  2843.90 Hazard Statements: H315-H319-H317-H335 Causes skin irritation. Causes serious eye irritation. May cause an allergic skin reaction. May cause…

  • Phenylethyl 3,4-dihydroxycinnamate, 99+%

    Alfa Aesar

    Synonym(s): 3,4-Dihydroxycinnamic acid phenylethyl ester, Phenylethyl caffeate Formula: C17H16O4 Formula weight: 284.31 Purity: 99+% CAS Number: 104594-70-9 Harmonized Tariff Code:  2918.29 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation.…

  • Pentadecanolide, 98%

    Alfa Aesar

    Synonym(s): Cyclopentadecanolide, 15-Hydroxypentadecanoic acid lactone Formula: C15H28O2 Formula weight: 240.39 Purity: 98% CAS Number: 106-02-5 Harmonized Tariff Code:  2932.20

  • Phosphate, 0.5M buffer soln., pH 7.2

    Alfa Aesar

    CAS Number: 7558-80-7 Harmonized Tariff Code:  2835.22

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