Item

Standard

Analysis data

Appearance

White powder with lumps

conforms

Chloride (Cl)

Not more than0.07%

0.01%

Heavy metal(Pb)

Not more than 10ppm

7ppm

Arsenic(As2O3)

Not more than 2ppm

＜2ppm

Loss on drying

8.5%～12.0%

8.6%

Residue on ignition (sulfated)

Not more than 0.20%

0.07%

Assay

98.0 to101.0%

99.1%

Inspector:

王琼   陈君

Manager:

彭秀明

Conclusion

The product is according with standard.