Specifications

Results

Assay(as Na4P2O7)

≥96.5-100.5%

Water insoluble subsatance

≤0.02%

PH value

9.9-10.7

Ortho-phosphates

Pass test

Arsenic

≤0.0003%

Heavy metal
(as pb)

≤0.001%

Fluorides (as F)

≤0.005%

Burning loss

≤0.50%