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

Supplier: MilliporeSigma

Synonyms: prim.-Potassium phosphateMonopotassiumphosphatePotassium dihydrogen orthophosphatePotassium phosphate monobasicMonobasic Potassium PhosphatePotassium orthophosphate monobasicMonopotassium phosphatePotassium dihydrogenorthophosphate

PX1565-1 PX1565-5 PX1565-20 PX1565-5 PX1565-1 PX1565-7 PX1565-20
CAPX1565-1CS 497.6 USD
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
Boiling Pt: ∼100 °C (1013 hPa)
Melting Pt: 253 °C
Density: 2.338 g/ml (25°C) (lit.)
Storage Temperature: Ambient
MDL Number: MFCD00011401
CAS Number: 7778-77-0
EINECS: 231-913-4
REACH: 01-2119490224-41
Merck Index: 12,07829

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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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