Main content

99.5% min

99.5% min

99.0% min

Loss on drying

0.5% max

0.5% max

0.5% max

Water Insoluable

0.005% max

0.01% max

-

Chloride

0.2% max

0.2% max

0.5% max

Iodide

0.001%max

-

-

Sulphate

0.005%max

0.005% max

0.01% max

PH Value(5%)

4.5-6.0

4.5-6.0

4.5-6.0

As

-

-

≤0.0004%

Pb

0.2ppm max

5ppm max

5ppm max

Fe

0.5ppm max

1ppm max

-

Cu

0.5ppm max

1.0ppm max

-

Bi

0.2ppm max

0.5ppm max

-

Peroxide solution penetrability(250g/l)

93~100

(410nm)

85~100(410nm)

-

Transparency  test

Qualified

Qualified

-

Peroxide solution chromaticity(250g/l)

(15.0 Black once)max

-

-