Potassium dihydrogen phosphate, anhydrous 98-100,5 Dried, meetSpec_NF,Ph.Eur.,E340, Fluka™

Supplier: Honeywell Research Chemicals

Synonyms: Monopotassiumphosphate, Potassium orthophosphate monobasic, prim.-Potassium phosphate, Potassium dihydrogenorthophosphate, Monopotassium phosphate, Potassium phosphate monobasic, Monobasic Potassium Phosphate, Potassium dihydrogen orthophosphate

04243-6X1KG 04243-4X5KG
BJ04243-1KGCS 974.06 USD
BJ04243-1KG BJ04243-5KG
Potassium dihydrogen phosphate, anhydrous 98-100,5 Dried, meetSpec_NF,Ph.Eur.,E340, Fluka™
Potassium dihydrogen phosphate
Formula: KH₂PO₄
MW: 136.09 g/mol
Boiling Pt: 100 Dec. (on heating)
Melting Pt: 253
Density: 2.34 g/cm³ (20 °C)
Storage Temperature: Ambient
MDL Number: MFCD00011401
CAS Number: 7778-77-0
EINECS: 231-913-4
Merck Index: 13,07744

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Specification Test Results

Assay (calculated to the dried substance) 98.0 - 100.5 %
Loss on drying (130°C) Max. 1.0 %
Loss on drying (105°C, 4 h) Max. 1.0 %
Water insoluble matter Max. 0.2 %
pH (5 %, 20°C) 4.2 - 4.5
Arsenic (As) Max. 1 ppm
Cadmium (Cd) Max. 1 ppm
Copper (Cu) Max. 0.002 %
Iron (Fe) Max. 10 ppm
Mercury (Hg) Max. 1 ppm
Sodium (Na) Max. 0.1 %
Lead (Pb) Max. 1 ppm
Zinc (Zn) Max. 0.002 %
Heavy metals (as Pb) Max. 10 ppm
Chloride (Cl) Max. 10 ppm
Fluoride (F) Max. 10 ppm
Sulfate (SO₄) Max. 200 ppm
KMnO₄ reducing matter (as O) Max. 0.04 %
Appearance of the solution complying
Residual solvents complying


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