Alfa Aesar

Reagents, P, Alfa Aesar

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  • Potassium cyanide, 97+%

    Alfa Aesar

    Formula: CKN Formula weight: 65.12 Purity: 97+% CAS Number: 151-50-8 UN Number: UN1680 Hazard Class: 6.1 Packing Group: I Harmonized Tariff Code:  2837.19 Hazard Statements: H300-H310-H330 Fatal if swallowed. Fatal in contact with skin. Fatal if inhaled. Precautionary…

  • 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

  • Poly(allylamine hydrochloride)

    Alfa Aesar

    Formula: [CH2CH(CH2NH2 HCl)] n CAS Number: 71550-12-4 Harmonized Tariff Code:  3911.90 Hazard Statements: H302-H317 Harmful if swallowed. May cause an allergic skin reaction. Precautionary Statements: P280h Wear protective gloves/clothing. Risk Phrases: 22-43 Harmful if…

  • 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

  • Poloxamer 188

    Alfa Aesar

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

  • 2,3,4,5,6-Pentafluorobenzyl bromide, 98+%

    Alfa Aesar

    Synonym(s): alpha-Bromo-2,3,4,5,6-pentafluorotoluene Formula: C7H2BrF5 Formula weight: 261.00 Purity: 98+% CAS Number: 1765-40-8 UN Number: UN3265 Hazard Class: 8 Packing Group: II Harmonized Tariff Code:  2903.99 Hazard Statements: H314-H318-H227 Causes severe skin…

  • 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…

  • 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 …

  • Potassium dichromate, 0.25N Standardized Solution

    Alfa Aesar

    Formula: Cr2K2O7 Formula weight: 294.18 CAS Number: 7778-50-9 UN Number: UN3287 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2841.50 Hazard Statements: H272-H331-H334-H340-H350-H360-H372-H314-H302-H317 May intensify fire; oxidizer. Toxic if inhaled. May cause…

  • Phosphoric acid, 85% w/w aq. soln., ACS

    Alfa Aesar

    Synonym(s): Orthophosphoric acid Formula: H3O4P Formula weight: 98.00 Purity: 85% w/w aq. soln., ACS 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…

  • Potassium thiocyanate, 98%

    Alfa Aesar

    Synonym(s): Potassium rhodanide Formula: KSCN Formula weight: 97.18 Purity: 98% CAS Number: 333-20-0 Harmonized Tariff Code:  3822.00 Hazard Statements: H302-H312-H332 Harmful if swallowed. Harmful in contact with skin. Harmful if inhaled. Precautionary Statements: …

  • Poly(methyl-3,3,3-trifluoropropylsiloxane), M.W. 14,000

    Alfa Aesar

    Formula: [-Si(CH3)(CH3CH2CF3)O-] n CAS Number: 63148-56-1 Harmonized Tariff Code:  3910.00 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: P261-P280-P305+P351+P338-P304+P340-P405-P501a…

  • Platinum, nominally 50%, Ruthenium nominally 25% on high surface area advanced…

    Alfa Aesar

    UN Number: UN1325 Hazard Class: 4.1 Packing Group: II Harmonized Tariff Code:  3815.12 Hazard Statements: H228 Flammable solid.

  • 2-Phenoxyethanol, 94%

    Alfa Aesar

    Synonym(s): Ethylene glycol monophenyl ether Formula: C8H10O2 Formula weight: 138.17 Purity: 94% CAS Number: 122-99-6 Harmonized Tariff Code:  2909.49 Hazard Statements: H302-H319 Harmful if swallowed. Causes serious eye irritation. Precautionary Statements: …

  • Potassium chloride, 99%

    Alfa Aesar

    Formula: KCl Formula weight: 74.55 Purity: 99% CAS Number: 7447-40-7 Harmonized Tariff Code:  2827.39

  • Polyethylene glycol 1,000

    Alfa Aesar

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

  • Potassium carbonate, anhydrous, 99%

    Alfa Aesar

    Formula: CK2O3 Formula weight: 138.21 Purity: 99% CAS Number: 584-08-7 Harmonized Tariff Code:  2836.40 Hazard Statements: H302-H319 Harmful if swallowed. Causes serious eye irritation. Precautionary Statements: P280-P264-P305+P351+P338-P301+P312-P337+P313-P501a Wear protective…

  • n-Propyl 3,4,5-trihydroxybenzoate, 98%

    Alfa Aesar

    Synonym(s): Gallic acid n-propyl ester, n-Propyl gallate Formula: C10H12O5 Formula weight: 212.20 Purity: 98% CAS Number: 121-79-9 Harmonized Tariff Code:  2918.29 Hazard Statements: H302-H317 Harmful if swallowed. May cause an allergic skin reaction. Precautionary Statements:…

  • Polyvinylpyrrolidone, M.W. 40,000

    Alfa Aesar

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

  • Potassium permanganate, 98%

    Alfa Aesar

    Formula: KMnO4 Formula weight: 158.03 Purity: 98% CAS Number: 7722-64-7 UN Number: UN1490 Hazard Class: 5.1 Packing Group: II Harmonized Tariff Code:  2841.61 Hazard Statements: H272-H302 May intensify fire; oxidizer. Harmful if swallowed. Precautionary Statements: …

  • Polyvinylpyrrolidone, average M.W. 58,000

    Alfa Aesar

    Synonym(s): PVP K-30 Formula: (C6H9NO) n CAS Number: 9003-39-8 Harmonized Tariff Code:  3905.99

  • Potassium permanganate, low in mercury, ACS, 99.0% min

    Alfa Aesar

    Formula: KMnO4 Formula weight: 158.03 Purity: 99.0% min CAS Number: 7722-64-7 UN Number: UN1490 Hazard Class: 5.1 Packing Group: II Harmonized Tariff Code:  2841.61 Hazard Statements: H272-H302 May intensify fire; oxidizer. Harmful if swallowed. Precautionary Statements:…

  • Periodic acid, 99%

    Alfa Aesar

    Formula: H5IO6 Formula weight: 227.94 Purity: 99% CAS Number: 10450-60-9 UN Number: UN3085 Hazard Class: 5.1 Packing Group: II Harmonized Tariff Code:  2811.19 Hazard Statements: H272-H314 May intensify fire; oxidizer. Causes severe skin burns and eye damage. …

  • Polydimethylsiloxane (silicone) emulsion

    Alfa Aesar

    Harmonized Tariff Code:  3910.00

  • Potassium nitrite, 97%

    Alfa Aesar

    Formula: KNO2 Formula weight: 85.11 Purity: 97% CAS Number: 7758-09-0 UN Number: UN1488 Hazard Class: 5.1 Packing Group: II Harmonized Tariff Code:  2834.10 Hazard Statements: H272-H301 May intensify fire; oxidizer. Toxic if swallowed. Precautionary Statements: …

  • Polydimethylsiloxane, trimethylsiloxy terminated, M.W. 117,000

    Alfa Aesar

    Formula: (CH3)3SiO(Si(CH3)2O) nSi(CH3)3 CAS Number: 9016-00-6 Harmonized Tariff Code:  3910.00

  • 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

  • Polyethylene glycol 200

    Alfa Aesar

    Synonym(s): PEG 200 Formula: H(OCH2CH2) nOH CAS Number: 25322-68-3 Harmonized Tariff Code:  3907.20

  • 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. …

  • Potassium iodate, ACS, 99.4-100.4%

    Alfa Aesar

    Formula: KIO3 Formula weight: 214.00 Purity: 99.4-100.4% CAS Number: 7758-05-6 UN Number: UN1479 Hazard Class: 5.1 Packing Group: II Harmonized Tariff Code:  2829.90 Hazard Statements: H272-H315-H319-H335 May intensify fire; oxidizer. Causes skin irritation. Causes serious…

  • Potassium hexafluorophosphate, 98%

    Alfa Aesar

    Formula: KPF6 Formula weight: 184.07 Purity: 98% CAS Number: 17084-13-8 UN Number: UN3260 Hazard Class: 8 Packing Group: II Harmonized Tariff Code:  2826.90 Hazard Statements: H314-H318-H302-H312-H332 Causes severe skin burns and eye damage. Causes serious eye damage.…

  • PIPES, 1.0M buffer soln., pH 6.0

    Alfa Aesar

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

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