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Impurities content (weight %) | |
---|---|
Insoluble in water substances | <0.0025 |
Bismuth (Bi3+) | <0.0005 |
Iron (Fe2+) | <0.0001 |
Cadmium (Cd2+) | <0.00005 |
Potassium + Sodium + Calcium + Strontium (K+ + Na+ + Ca2+ + Sr2+) | <0.0005 |
Cobalt (Co2+) | <0.00005 |
Manganese (Mn2+) | <0.00005 |
Copper (Cu2+) | <0.0001 |
Arsenic (As3+) | <0.0005 |
Nickel (Ni2+) | <0.00005 |
Tin (Sn2+) | <0.00005 |
Mercury (Hg2+) | <0.00005 |
Silver (Ag+) | <0.0001 |
Antimony (Sb3+) | <0.0005 |
Thallium (Tl+) | <0.00005 |
Chlorides (Cl-) | <0.00025 |
Zinc (Zn2+) | <0.00005 |