Potassium

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 dichromate, 99.5%, extra pure, ACROS Organics™

Chemical Name or Material: Potassium dichromate CAS: 7778-50-9 Purity Grade: Extra Pure Assay: ≥99.4% Assay Percent Range: 99.5% Molecular Formula: Cr2K2O7 Linear Formula: K2Cr2O7 Formula Weight: 294.19 MDL Number: MFCD00011367

Potassium cyanide, 97%, extra pure, ACROS Organics™

Chemical Name or Material: Potassium cyanide CAS: 151-50-8 Purity Grade: Extra Pure Assay: ≥97.0% (Argentometry) Assay Percent Range: 97+% Molecular Formula: CKN Linear Formula: CKN Formula Weight: 65.12 MDL Number: MFCD00011397

Potassium chloride, extra pure, ACROS Organics™

Chemical Name or Material: Potassium chloride CAS: 7447-40-7 Purity Grade: Extra Pure Assay: ≥99.0% Molecular Formula: ClK Linear Formula: KCl Formula Weight: 74.54 MDL Number: MFCD00011360

Potassium superoxide, ACROS Organics™

Chemical Name or Material: Potassium superoxide CAS: 12030-88-5 Molecular Formula: KO2 Linear Formula: KO Formula Weight: 71.1 MDL Number: MFCD00082411 Synonym: Potassium dioxide

Potassium thiocyanate, 99+%, for analysis, ACROS Organics™

Chemical Name or Material: Potassium thiocyanate Name Note: p.a. CAS: 333-20-0 Purity Grade: For analysis Assay: ≥99.0% Assay Percent Range: 99+% Molecular Formula: CKNS Linear Formula: KSCN Formula Weight: 97.18 MDL Number: MFCD00011413 Synonym: Potassium rhodanide

Potassium Iodide, Reagent ACS Granular, +99%, ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Potassium iodide Name Note: granular CAS: 7681-11-0 Purity Grade: ACS Reagent Grade Assay: ≥99.0% Assay Percent Range: 99+% Molecular Formula: IK Linear Formula: KI Formula Weight: 166 MDL Number: MFCD00011405

Potassium permanganate, low in mercury, ACS, 99.0% min, Alfa Aesar™

Chemical Name or Material: Potassium permanganate Name Note: For analysis ACS CAS: 7722-64-7 Purity Grade: ACS Grade Physical Form: Crystalline Assay Percent Range: 99% min. Molecular Formula: KMnO4 Formula Weight: 158.03 MDL Number: MFCD00011364

Potassium tert-butoxide, 1M solution in tert-butanol, AcroSeal™, ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Potassium tert-butoxide Name Note: 1M solution in tert-butanol CAS: 865-47-4 Molecular Formula: C4H9KO Linear Formula: (CH3)3COK Formula Weight: 112.21 MDL Number: MFCD00012162

Potassium Thiocyanate (Crystalline/Certified ACS), Fisher Chemical

Chemical Name or Material: Potassium Thiocyanate CAS: 333-20-0 Purity Grade: Certified ACS Grade Physical Form: Crystalline Solid Assay: ≥98.5% Assay Percent Range: ≥98.5 % Molecular Formula: CKNS Formula Weight: 97.18 MDL Number: MFCD00011413 Synonym: Potassium Isothiocyanate

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 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 carbonate, ACS, 99.0% min., Alfa Aesar™

Chemical Name or Material: Potassium carbonate CAS: 584-08-7 Purity Grade: ACS Grade Physical Form: Granular Assay Percent Range: 99.0% min. Molecular Formula: K2CO3 Formula Weight: 138.21 MDL Number: MFCD00011382

Potassium silicate, anhydrous, Alfa Aesar™

Chemical Name or Material: Potassium silicate CAS: 1312-76-1 Physical Form: Powder Molecular Formula: SiO2:K2O 2.5:1 wt% MDL Number: MFCD00145152

Potassium selenate, 99.5% (metals basis), Alfa Aesar™

Chemical Name or Material: Potassium selenate CAS: 7790-59-2 Physical Form: Powder Assay Percent Range: 99.5% (metals basis) Molecular Formula: K2SeO4 Formula Weight: 221.16 MDL Number: MFCD00054125

Potassium perchlorate, 99+%, for analysis, ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Potassium perchlorate Name Note: p.a. CAS: 7778-74-7 Purity Grade: For analysis Assay: ≥99.0% Assay Percent Range: 99+% Molecular Formula: ClKO4 Linear Formula: KClO4 Formula Weight: 138.55 MDL Number: MFCD00011362

Potassium, solid, 99.95% (metals basis), Alfa Aesar™

Chemical Name or Material: Potassium CAS: 7440-09-7 Physical Form: Solid Assay Percent Range: 99.95% MDL Number: MFCD00133776

Potassium persulfate, 99+%, ACS reagent, ACROS Organics™

Chemical Name or Material: Potassium persulfate Name Note: 99+% CAS: 7727-21-1 Purity Grade: ACS Reagent Grade Assay: ≥99.0% Assay Percent Range: 99+% Molecular Formula: K2O8S2 Linear Formula: K2S2O8 Formula Weight: 270.3 MDL Number: MFCD00011386 Synonym: Potassium peroxydisulfate

Potassium dichromate, 99.5%, for analysis, ACROS Organics™

Chemical Name or Material: Potassium dichromate Name Note: p.a. CAS: 7778-50-9 Purity Grade: For analysis Assay: ≥99.5% Assay Percent Range: 99.5% Molecular Formula: Cr2K2O7 Linear Formula: K2Cr2O7 Formula Weight: 294.19 MDL Number: MFCD00011367

Potassium hexafluorophosphate, 99% min., Alfa Aesar™

Chemical Name or Material: Potassium hexafluorophosphate CAS: 17084-13-8 Physical Form: Powder Assay Percent Range: 99% min. Molecular Formula: KPF6 Formula Weight: 184.07 MDL Number: MFCD00011412

Potassium hydrogen phthalate, ACS, 99.95-100.05%, Alfa Aesar™

Chemical Name or Material: Potassium hydrogen phthalate, primary standard Name Note: For ACS analysis CAS: 877-24-7 Physical Form: Crystalline Powder Assay Percent Range: 99.95-100.05% Molecular Formula: C8H5KO4 Formula Weight: 204.23 MDL Number: MFCD00013070 Synonym: Phthalic acid monopotassium salt

Potassium sulfate, 99+%, for analysis, anhydrous powder, ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Potassium sulfate Name Note: p.a. CAS: 7778-80-5 Purity Grade: For analysis Assay: ≥99.0% (K2SO4) Assay Percent Range: 99+% Molecular Formula: K2O4S Linear Formula: K2SO4 Formula Weight: 174.25 MDL Number: MFCD00011388

Potassium hexafluoroarsenate(V), 99% (metals basis), Alfa aesar™

Chemical Name or Material: Potassium hexafluoroarsenate(V) CAS: 17029-22-0 Physical Form: Powder Assay Percent Range: 99% (metals basis) Molecular Formula: KAsF6 Formula Weight: 228.01 MDL Number: MFCD00042546

Potassium chloride, 99.997% (metals basis), Alfa Aesar™, Puratronic™

Chemical Name or Material: Potassium Chloride CAS: 7447-40-7 Physical Form: Powder/Crystalline/Beads Assay Percent Range: 99.997% (metals basis) Molecular Formula: KCl Formula Weight: 74.55 MDL Number: MFCD00011360

Potassium iodide, 99.995% (metals basis), Alfa Aesar™

Chemical Name or Material: Potassium iodide CAS: 7681-11-0 Physical Form: Crystalline Assay Percent Range: 99.995% (metals basis) Molecular Formula: KI Formula Weight: 166.01 MDL Number: MFCD00011405

Potassium phosphate, monobasic, 99+%, Acros Organics

Chemical Name or Material: Potassium phosphate, monobasic CAS: 7778-77-0 Purity Grade: For biochemistry Assay Percent Range: 99+% Molecular Formula: H2KO4P Formula Weight: 136.09 Synonym: Potassium dihydrogen phosphate

Potassium manganate, Alfa Aesar™

Chemical Name or Material: Potassium manganate CAS: 10294-64-1 Physical Form: Powder Molecular Formula: K2MnO4 Formula Weight: 197.13 MDL Number: MFCD00043089

Potassium Ferrocyanide(II) Trihydrate, Reagent ACS, 98.5%, ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Potassium ferrocyanide trihydrate CAS: 14459-95-1 Purity Grade: ACS Reagent Grade Assay: 98.5 to 102.0% Assay Percent Range: 98.50% Molecular Formula: C6FeK4N6·3H2O Linear Formula: K4Fe(CN)6·3H2O Formula Weight: 422.4 MDL Number: MFCD00167023 Synonym: Potassium hexacyanoferrate(II)

Potassium bromide, 99.92% (metals basis), Alfa Aesar™

Chemical Name or Material: Potassium bromide CAS: 7758-02-3 Physical Form: Crystalline Assay Percent Range: 99.92% (metals basis) Molecular Formula: KBr Formula Weight: 119.01 MDL Number: MFCD00011358

Potassium Carbonate Anhydrous (Granular Powder/Certified ACS), Fisher Chemical

Chemical Name or Material: Potassium Carbonate Anhydrous CAS: 584-08-7 Purity Grade: Certified ACS Grade Physical Form: Powder/Solid Assay: ≥99.0% Assay Percent Range: ≥99.0 % Molecular Formula: CK2O3 Formula Weight: 138.21 MDL Number: MFCD00011382 Synonym: Carbonic Acid Potassium Salt

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