Potassium dihydrogène phosphate - P.A. 99.5%+. For laboratory use, ACS, ISO, Ph. Eur., buffer substance

- Form: solid
- Colour: colourless
- Melting point: 253°C
- Density: 2,34 g/cm3
- Mol Weight: 136.09 g/mol
- Storage temp: RT
- Assay >99.5%
- Loss on drying : <0.1% @ 110°C
- Arsenic (As) : <0.00005%
- Iron (Fe) : <0.001%
- Sodium (Na) : <0.005%
- Chloride (Cl) : <0.0005%
- Sulfate (SO₄) : <0.003%
- Nitrogen (N) : <0.001%
- Cadmium (Cd) : <0.0005%
- Copper (Cu) : <0.0003%
- Chromium (Cr) : <0.0002%
- Nickel (Ni) : <0.0001%
- Heavy Metals as Lead (Pb) : <0.001%
- pH : 4.2 to 4.5 (5% solution @ 25°C)
- Insoluble Matter (Non Solubles) : <0.01%
- Residual Solvents (Ph Eur./ICH) : Excluded by prod. process
- Identity : passes test
- Appearance : passes test (Solution)
- Reducing Subtances : passes test.