Polyaluminum Chloride

Index Name

index

First Grade

Drinking Water %

Non Drinking Water %

alumina (AL2O3) Mass Fraction/%≥

28-30

27-29.0

Basicity/%

40-90

40-90

density (20oC)/(g/cm3) ≥

1.12

1.12

Mass Fraction Of Water Insolubles /% ≤

1.0

1.5

PH(1% Aqueous Solution)

3.5-5.0

3.5-5.0

arsenic (As) Mass Fraction /% ≤

0.005

0.005

lead (Pb) Mass Fraction /% ≤

0.001

0.003

cadmium (Cd) Mass Fraction /% ≤

0.002

0.002

mercury (Hg) Mass Fraction /% ≤

0.00001

0.00001

Six Valence Chromium(Cr+6) Mass Fraction /% ≤

0.005

0.005