- CAS#: 7778-77-0
- EC number: 231-913-4
- Hill Formula: HKO₄P
- Molar Mass: 136.09 g/mol
- Assay (alkalimetric, calculated on dried substance): 99.5 - 100.5 %
- Assay (alkalimetric; dried substance): 99.5 %
- pH-value (5 %; water): 4.2 - 4.5
- Chloride (Cl): 0.0005%
- Sulfate (SO₄): 0.003 %
- Total nitrogen (N): 0.001%
- Heavy metals (Pb): 0.0010 %
- As (Arsenic): 0.0002 %
- Cu (Copper): 0.0003 %
- Fe (Iron): 0.0010 %
- Na (Sodium): 0.02 %
- Pb (Lead): 0.001%
- Reducing substances: passes test
- Loss on drying (110°C): 0.2 %
- Loss on drying (130°C): 0.2 %
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