Potassium

Potassium sulfite, 90%, Acros Organics

Chemical Name or Material: Potassium sulfite CAS: 10117-38-1 Purity Grade: Pure Assay Percent Range: 90% Molecular Formula: K2O3S Formula Weight: 158.26

Potassium phosphate, dibasic, trihydrate, Acros Organics Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Potassium phosphate, dibasic, trihydrate CAS: 16788-57-1 Purity Grade: Extra Pure Molecular Formula: HK2O43H2O Formula Weight: 228.23

Potassium bromide, 99+%, for spectroscopy, IR grade, ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Potassium bromide Name Note: 99+% CAS: 7758-02-3 Purity Grade: For spectroscopy Assay: ≥99.0% Assay Percent Range: 99+% Molecular Formula: BrK Linear Formula: KBr Formula Weight: 119 MDL Number: MFCD00011358

Potassium iodate, ACS, 99.4 to 100.4%, Alfa Aesar™

Chemical Name or Material: Potassium iodate Name Note: For analysis ACS CAS: 7758-05-6 Purity Grade: ACS Grade Physical Form: Powder Assay Percent Range: 99.4-100.4% Molecular Formula: KIO3 Formula Weight: 214 MDL Number: MFCD00011406

Potassium hexachlororuthenate(IV), 99.95% (Metal basis), Ru 25.3% min., Alfa Aesar™, Premion™

Chemical Name or Material: Potassium hexachlororuthenate(IV) CAS: 23013-82-3 Physical Form: Crystalline Powder Assay Percent Range: 99.95% (metals basis) Molecular Formula: K2RuCl6 Formula Weight: 391.99 MDL Number: MFCD00050159

Potassium hydrogen carbonate, Acros Organics

Chemical Name or Material: Potassium hydrogen carbonate CAS: 298-14-6 Purity Grade: Extra Pure Molecular Formula: CHKO3 Formula Weight: 100.12 Synonym: Potassium bicarbonate

Potassium Dihydrogen Phosphate, ≥98%, Alfa Aesar™

Chemical Name or Material: Potassium Dihydrogen Phosphate Assay Percent Range: ≥98% Molecular Formula: KH2PO4 Formula Weight: 136.09

Potassium nitrate, 99+%, Acros Organics

Chemical Name or Material: Potassium nitrate CAS: 7757-79-1 Purity Grade: For biochemistry Assay Percent Range: 99+% Molecular Formula: KNO3 Formula Weight: 101.1

Potassium sulfate, ACS, 99.0% min, Alfa Aesar™

Chemical Name or Material: Potassium sulfate Name Note: For ACS analysis CAS: 7778-80-5 Physical Form: Crystalline Assay Percent Range: 99.0% min Molecular Formula: K2SO4 Formula Weight: 174.27 MDL Number: MFCD00011388

Potassium antimonyl tartrate sesquihydrate, Acros Organics

Chemical Name or Material: Potassium antimonyl tartrate sesquihydrate CAS: 28300-74-5 Purity Grade: ACS Reagent Grade Molecular Formula: 1·5 H2O Formula Weight: 333.93 Synonym: Antimonyl potassium tartrate sesquihydrate

Potassium bromide, 99.99%, (trace metal basis), ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Potassium bromide CAS: 7758-02-3 Purity Grade: Trace Metal Basis Assay: 33% (K typical) Assay Percent Range: 99.999% Molecular Formula: BrK Linear Formula: KBr Formula Weight: 119

Potassium sodium L-tartrate tetrahydrate, ACS, 99.0-102.0%, Alfa Aesar™

Chemical Name or Material: Potassium sodium L-tartrate tetrahydrate Name Note: Loses water of crystallization at 140° unstable above 225° CAS: 6381-59-5 Purity Grade: ACS Grade Physical Form: Crystalline Assay Percent Range: 99.0-102.0% Molecular Formula: C4H4KNaO6·4H2O Formula Weight: 282.23 (210.29 Anhydrous) MDL Number: MFCD00150989 Synonym: Rochelle Salt

Potassium dichromate, ACS, 99.0% min, Alfa Aesar™

Chemical Name or Material: Potassium dichromate Name Note: For ACS analysis CAS: 7778-50-9 Purity Grade: ACS Grade Physical Form: Crystalline Powder Assay Percent Range: 99.0% min. Molecular Formula: Cr2K2O7 Formula Weight: 294.18 MDL Number: MFCD00011367 Synonym: Potassium bichromate

Potassium Cyanide (Granular/Certified), Fisher Chemical

Chemical Name or Material: Potassium Cyanide CAS: 151-50-8 Purity Grade: Certified Grade Physical Form: Powder/Solid Assay: ≥98% Molecular Formula: CKN Formula Weight: 65.12 MDL Number: MFCD00011397

Potassium hydrogen carbonate, ACS, 99.7 to 100.5% (dried basis), Alfa Aesar™

Chemical Name or Material: Potassium hydrogen carbonate Name Note: Dried basis CAS: 298-14-6 Purity Grade: ACS Grade Physical Form: Crystalline Granules Assay Percent Range: 99.7-100.5% Molecular Formula: KHCO3 Formula Weight: 100.12 MDL Number: MFCD00011402 Synonym: Potassium bicarbonate

Potassium iodate, 98%, extra pure, ACROS Organics™

Chemical Name or Material: Potassium iodate Name Note: 98% CAS: 2139718 Purity Grade: Extra Pure Assay: ≥97.5% Assay Percent Range: 98% Molecular Formula: IKO3 Linear Formula: KIO3 Formula Weight: 214 MDL Number: MFCD00011406

Potassium tetrachloroplatinate, 99.99%, (trace metal basis), ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Potassium tetrachloroplatinate CAS: 10025-99-7 Purity Grade: For trace metal basis analysis Assay Percent Range: 99.99% Molecular Formula: Cl4K2Pt Linear Formula: K2PtCl4 Formula Weight: 415.09

Potassium Acetate (Crystalline/Certified ACS), Fisher Chemical

Chemical Name or Material: Potassium Acetate CAS: 127-08-2 Purity Grade: Certified ACS Grade Physical Form: Solid Assay: ≥99% Assay Percent Range: ≥99% Molecular Formula: C2H3KO2 Linear Formula: CH3COOK Formula Weight: 98.14 MDL Number: MFCD00012458 Synonym: Acetic Acid Potassium Salt

Potassium antimonate trihydrate, >94%, Alfa Aesar™

Chemical Name or Material: Potassium Antimonate Trihydrate CAS: 12208-13-8 Physical Form: Powder Assay Percent Range: >94% Molecular Formula: KSbO3·3H2O Formula Weight: 262.9 MDL Number: MFCD00150439 Synonym: Potassium Hexahydroxyantimonate

Potassium chloride, ultra dry, 99.95% (metals basis), Alfa Aesar™

Chemical Name or Material: Potassium chloride CAS: 7447-40-7 Physical Form: Beads Assay Percent Range: 99.95% (metals basis) Molecular Formula: KCl Formula Weight: 74.55 MDL Number: MFCD00011360

Potassium hydride, 25 to 35 wt.%, dispersion in mineral oil, ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Potassium hydride CAS: 7693-26-7 CAS: 8042-47-5 Molecular Formula: HK Linear Formula: KH Formula Weight: 40.11

Potassium hexacyanocobaltate(III), 95%, ACROS Organics™

Chemical Name or Material: Potassium hexacyanocobaltate(III) Name Note: 95% CAS: 13963-58-1 Assay: ≥94% Assay Percent Range: 95% Molecular Formula: C6CoK3N6 Linear Formula: K3[Co(CN)6] Formula Weight: 332.34 MDL Number: MFCD00011391

Potassium Phosphate Monobasic (Granular/Laboratory), Fisher Chemical

Chemical Name or Material: Potassium Phosphate Monobasic CAS: 7778-77-0 Purity Grade: Laboratory Grade Physical Form: Solid Molecular Formula: H2KO4P Formula Weight: 136.09 MDL Number: MFCD00011401 Synonym: Potassium Acid Phosphate

Potassium tetraborate tetrahydrate, 99.50%, ACROS Organics™

Chemical Name or Material: Potassium tetraborate tetrahydrate CAS: 12045-78-2 Purity Grade: Extra Pure Assay: ≥99.4% (total base) Assay Percent Range: 99.5% Molecular Formula: B4K2O7·4H2O Linear Formula: K2B4O7·4H2O Formula Weight: 305.5 Synonym: Potassium biborate tetrahydrate

Potassium Metabisulfite (Granular/NF/FCC), Fisher Chemical Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Potassium Metabisulfite CAS: 16731-55-8 Purity Grade: FCC/NF Physical Form: Powder/Solid Assay: 51.8 to 57.5% (NF) Molecular Formula: K2O5S2 Formula Weight: 222.33 MDL Number: MFCD00167605 Synonym: Dipotassium Pyrosulfite

Potassium Bicarbonate Products for Science Education

Chemical Name or Material: Potassium Bicarbonate CAS: 298-14-6 Purity Grade: Reagent Grade Assay Percent Range: 100% Linear Formula: KHCO3 Formula Weight: 100.12 Synonym: Baking Soda

Potassium tetrafluoroborate, 99%, extra pure, ACROS Organics™

Chemical Name or Material: Potassium tetrafluoroborate Name Note: c.p. CAS: 14075-53-7 Purity Grade: Extra Pure Assay: ≥98.5% Assay Percent Range: 99% Molecular Formula: BF4K Linear Formula: KBF4 Formula Weight: 125.91 MDL Number: MFCD00011395

Potassium Acetate (Crystalline/USP/EP/BP), Fisher Chemical

Chemical Name or Material: Potassium Acetate CAS: 127-08-2 Purity Grade: BP/EP/USP Physical Form: Solid Assay: 99.0 to 101.0% (BP) Molecular Formula: C2H3KO2 Linear Formula: CH3COOK Formula Weight: 98.14 MDL Number: MFCD00012458

Potassium chromate, ACS reagent, ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Potassium chromate CAS: 7789-00-6 Purity Grade: ACS Reagent Grade Molecular Formula: CrK2O4 Linear Formula: K2CrO4 Formula Weight: 194.2

Potassium tert-butoxide, 2M (25% w/w) solution in 2-MeTHF, AcroSeal™, ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Potassium tert-butoxide CAS: 865-47-4 CAS: 96-47-9 Molecular Formula: C4H9KO Linear Formula: (CH3)3COK Formula Weight: 112.21

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