Potassium dihydrogen phosphate ≥99% (by acidimetry), GR ACS, Supelco®

Supplier: MilliporeSigma

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

PX1565-1 PX1565-5 PX1565-20 PX1565-5 PX1565-1 PX1565-7 PX1565-20

CAPX1565-1CS 512.53 CAD

CAPX1565-1 EMD-PX1565-1 EM-PX1565-20 CAPX1565-20 EM-PX1565-7 CAPX1565-5 EM-PX1565-5

Potassium dihydrogen phosphate ≥99% (by acidimetry), GR ACS, Supelco®

Potassium dihydrogen phosphate

Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs

Formula: KH₂PO₄
MW: 136.09 g/mol
Melting Pt: 252.6 °C (lit.)
Density: 2.338 g/ml (25°C) (lit.)

MDL Number: MFCD00011401
CAS Number: 7778-77-0
Merck Index: 13,07744

Specification Test Results

Assay	99.0% min
Chloride (Cl)	0.001% max
Heavy metals (as Pb)	0.001% max
Insoluble matter	0.01% max
Iron (Fe)	0.002% max
Loss on drying (105°C)	0.2% max
pH of a 5% solution at 25°C	4.1-4.5
Sodium (Na)	0.005% max
Sulfate (SO4)	0.003% max

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