M | 40 |
---|---|
m.p | 318 °C |
Appearance | White to off-white pearls |
---|---|
Assay (T, Total alkalinity) | min. 99%w/w |
Carbonate (CO3) | max. 1.0%w/w |
Chloride (Cl) | max. 0.005% |
Iron (Fe) | max. 0.001% |
Potassium (K) | max. 0.02% |
Heavy metals (as Pb) | max. 0.002% |
Sulfate (SO4) | max. 0.003% |
Nickel (Ni) | max. 0.001% |
Phosphate (PO4) | max. 0.001% |
Calcium (Ca) | max. 0.005% |
Magnesium (Mg) | max. 0.002% |