Potassium dihydrogen phosphate ≥99% ACS for HPLC, Supelco®
Supplier: MilliporeSigma
Synonyms:
prim.-Potassium phosphate
, Monopotassiumphosphate
, Potassium dihydrogen orthophosphate
, Potassium phosphate monobasic
, Monobasic Potassium Phosphate
, Monopotassium phosphate
PX1562-5
PX1562-5
CAPX1562-5EA
243.97
CAD
CAPX1562-5
EM-PX1562-5
Potassium dihydrogen phosphate ≥99% ACS for HPLC, Supelco®
Potassium dihydrogen phosphate
HPLC Mobile Phase Additive
Formula:
KH₂PO₄ MW: 136.09 g/mol |
MDL Number:
MFCD00011401 CAS Number: 7778-77-0 |
Specification Test Results
Assay | 99.0% min |
Chloride (Cl) | 0.001% max |
Form | White crystals |
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 |
Sodium (Na) | 0.005% max |
Sulfate (SO4) | 0.003% max |
UV Absorbance (1 M, water, 254 nm) | 0.04AU max |
pH of a 5% solution at 25°C | 4.1-4.5 |
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