Dispersion force(with the standard product)%

≥100

Heat-resistant stability130

4-5

Content of sodium sulphate%

≤7

Content of calcium and magnesium%

≤0.6

Content of water insoluble substance%

≤1.5

Content of reduzate%

≤4.0

Moisture%

≤5.0

PH value(1% aqueous solution)

8.0-11.0