ITEM

STANDARD

RESULT

Apperance

White Crystal

White crystal

Assay %

≥99.0

99.26

Chlorides %

≤0.2

0.10

Sulfate(SO4) %

≤0.01

＜0.01

PH Value

4.5-6.0

5.58

Moisture %

≤0.2

0.17

Lead ppm

≤5

＜4

Degree of clearance

PASS

OK

Conclusion: This product conform to requirements of  YINGKE Specification.