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Impurities content (weight %) | |
---|---|
Insoluble in HCl substances | <0.03 |
Total Nitrogen (N) | <0.2 |
Chlorides (Cl-) | <0.002 |
Sulfates (SO42-) | <0.05 |
Carbon dioxide (CO2) | <1.0 |
Iron (Fe2+) | <0.02 |
Calcium (Ca2+) | <0.35 |
Sodium + Potassium (Na+ + K+) | <0.15 |
Lead (Pb2+) | <0.002 |