| ≥1 piece |
ITEM STANDARD TEST
DESCRIPTION WHITE POWDER CONFORM
CONTENT ≥99.00-100.5% 99.3 6 %
LOSS ON DRYING ≤ 1.0 % 0.3 %
PH 10% 7. 0 - 9.0 7.6
IRON ≤ 0.003% 0.002%
ARSENIC ≤0.0003% 0.000 1 %
HEAVY METALS(AS PB) ≤0. 001% 0. 0006%
NOT SOLUBLE ≤ 0.01% 0.007%