Potassium dihydrogen phosphate ≥99.5%, HiPerSolv CHROMANORM® for HPLC
Leverancier: VWR Chemicals
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153184UEA
203
EUR
153184U
Potassium dihydrogen phosphate ≥99.5%, HiPerSolv CHROMANORM® for HPLC
Potassium dihydrogen phosphate
Formule:
KH₂PO₄ MW: 136,09 g/mol Kookpunt: ~100 °C (1013 hPa) Smeltpunt: 253 °C Dichtheid: 2,3 g/cm³ (20 °C) Bewaar temperatuur: Kamertemperatuur |
MDL Nummer:
MFCD00011401 CAS nummer: 7778-77-0 EINECS: 231-913-4 Bereik: 01-2119490224-41 Merck Index: 13,07744 |
Specification Test Results
Assay | Min. 99.5 % |
pH (20°C; 5 %) | 4.3 - 4.5 |
Heavy metals (as Pb) | Max. 10 ppm |
Cl (Chloride) | Max. 5 ppm |
SO4 (Sulphate) | Max. 30 ppm |
Fe (Iron) | Max. 10 ppm |
Transmittance (254 nm) (0.1 mol/l) | Min. 90 % |
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