PFS_(poly ferric sulphate)


Index name

First class

Qualified class


Liquid

Solid

Liquid

Solid


Total iron_%_

11

19.5

11

19.5

Reducing substances _(Fe2+)%__

0.1

0.15

0.1

0.15

Basicity B%

8.0 ~ 16.0

5.0 ~ 20.0

pH（1% water _solution）_

1.5 ~ 3.0

Relative _density_g/cm3_(20℃)_

1.45

-

1.45

-

Undissolved _substance %__

0.2

0.4

0.3

0.6