Potassium dihydrogen phosphate Ph. Eur., NF, BP endotoxin tested
Supplier: VWR Chemicals
Synonyms:
Monopotassiumphosphate, prim.-Potassium phosphate, Monopotassium phosphate, Potassium phosphate monobasic, Monobasic Potassium Phosphate, Potassium dihydrogen orthophosphate
26921.295EA
80.8
EUR
26921.295
26921.364
26921.466
Potassium dihydrogen phosphate Ph. Eur., NF, BP endotoxin tested
Potassium dihydrogen phosphate
Appearance: White or almost white, crystalline powder or colourless crystals.
Residues of metal catalysts or reagents: Conforms to EMEA/CHMP/SWP/4446/2000
Upozornení: Not for use as Active Pharmaceutical Ingredient (API)
Formula:
KH₂PO₄ MW: 136.09 g/mol Boiling Pt: ~100 °C (1013 hPa) Melting Pt: 253 °C Density: 2.3 g/cm³ (20 °C) Storage Temperature: Ambient |
MDL Number:
MFCD00011401 CAS Number: 7778-77-0 EINECS: 231-913-4 REACH: 01-2119490224-41 Merck Index: 13,07744 |
Specification Test Results
Appearance | Conforms (see CoA/CoS) |
Heavy metals (as Pb) | Max. 10 ppm |
Bacterial endotoxins | Max. 2.5 EU/g |
Residual solvents | Passes test |
Residues of metal catalysts or reagents | Unlikely by manuf.process |
Cd (Cadmium) | Max. 1 ppm |
Co (Cobalt) | Max. 1 ppm |
Hg (Mercury) | Max. 3 ppm |
Ni (Nickel) | Max. 1 ppm |
Pb (Lead) | Max. 3 ppm |
V (Vanadium) | Max. 4 ppm |
Conforms to Ph.Eur./NF/BP | Passes test |
Ph.Eur./BP specifications: | Max. 10 ppm |
Assay (dried substance) [Ph.Eur./BP] | 98.0 --> 100.5 % |
Identification A | Passes test NF |
Identification B | Passes test NF |
Identification C | Passes test Ph.Eur./BP |
Appearance of solution | Passes test Ph.Eur./BP |
pH (20°C; 5 %) [Ph.Eur./BP] | 4.2 --> 4.5 |
Reducing substances | Passes test Ph.Eur./BP |
Cl (Chloride) [Ph.Eur./BP] | Max. 200 ppm |
SO4 (Sulphate) [Ph.Eur./BP] | Max. 300 ppm |
As (Arsenic) [Ph.Eur./BP] | Max. 2 ppm |
Fe (Iron) [Ph.Eur./BP] | Max. 10 ppm |
Loss on drying (125-130°C) [Ph.Eur./BP] | Max. 2.0 % |
NF specifications: | |
Assay (dried basis) [NF] | 98.0 --> 100.5 % |
As (Arsenic) [NF] | Max. 3 μg/g |
Pb (Lead) [NF] | Max. 5 μg/g |
Limit of fluoride [NF] | Max. 10 μg/g |
Insoluble substances [NF] | Max. 0.2 % |
Loss on drying (105°C; 4 h) [NF] | Max. 1.0 % |
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