ITEM | STANDARD |
APPERANCE |
white or little yellow crystal material |
CONTENT, % |
≥98 |
CALCIUM, % |
≥30 |
WATER, % |
≤0.5 |
PH VALUE(10%SOLUTED WATER) |
6.0-7.5 |
HEAVY METALS(PB) % |
≤0.002 |
ARSENIC % | ≤0.002 |
NON-SOLUBLE % | ≤0.2 |
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