Potassium hydrogen phthalate ≥99.5%, AnalaR NORMAPUR® analytical reagent
Supplier: VWR Chemicals
Synonyms:
Potassium phthalate monobasic, Potassium biphthalate, Potassium Acid Phthalate, KHP, Phthalic Acid Monopotassium Salt, Phthalic acid potassium salt
26948.146EA
71.8
GBP
26948.146
26948.237
26948.294
26948.260
Potassium hydrogen phthalate ≥99.5%, AnalaR NORMAPUR® analytical reagent
Potassium hydrogen phthalate
Formula:
HOOCC₆H₄COOK MW: 204,22 g/mol Melting Pt: 295…300 °C Density: 1,6362 g/cm³ (20 °C) Storage Temperature: Ambient |
MDL Number:
MFCD00013070 CAS Number: 877-24-7 EINECS: 212-889-4 Merck Index: 13,07694 |
Specification Test Results
Assay (calculated on dried substance) | Min. 99.5 % |
IR Spectrum | Passes test |
Heavy metals (as Pb) | Max. 5 ppm |
Insolubility in water | Max. 50 ppm |
Loss on drying (105°C) | Max. 0.2 % |
Sulphur compounds (as SO4) | Max. 50 ppm |
Cl (Chloride) | Max. 20 ppm |
Cu (Copper) | Max. 2 ppm |
Fe (Iron) | Max. 5 ppm |
Na (Sodium) | Max. 100 ppm |
Pb (Lead) | Max. 5 ppm |
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