Description:
Polyferric sulfate is an inorganic polymer flocculant with superior performance, which is extremely soluble in water, has excellent water purification effect, and has good water quality. It does not contain harmful substances such as aluminum, chlorine and heavy metal ions, nor does it transfer iron ions to water. It is non-toxic, safe and reliable, and can be used for turbidity removal, decolorization, oil removal, dehydration, sterilization, deodorization, algae removal, etc.
Item
Index
First-rate Products
Qualified Products
Solution
Solid
Solution
Solid
All-iron Content/ % ≥
11.0
19.5
11.0
19.5
Reducing Substance Content(Calculated By Fe2+)/ % ≤
0.1
0.15
0.1
0.15
Basicity /%
8.0-16.0
8.0-16.0
pH (10 g/L water solution)
1.5-3.0
Density (20 ° C)/(g/cm3) ≥
1.45
——
1.45
——
Water Insolubles/ % ≤
0.2
0.4
0.3
0.6
Arsenic(As) Content/ % ≤
0.0001
0.0002
0.0005
0.001
Lead (Pb) Content/ % ≤
0.0002
0.0004
0.001
0.002
Cadmium(Cd) Co…