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Focused on water treatment agents for over 60 years

Formula: [Fe2(OH)n(SO4)3-n/2]m 

Appearance: Light yellow to yellowish brown amorphous solid.

Use: Application of dry drinking water, industrial water, various industrial wastewater, urban sewage, sludge dewatering purification treatment.

Packaging: Polyethylene plastic woven packaging, each bag 25kg.

Storage and transportation: products should be covered during transportation to avoid rain and humidity; Store in a cool, ventilated and dry warehouse. Solid product storage period of 12 months.


Product quality standard:

Water treatment agent Polyferric sulfate (GBT4591-2016)

Project name Indicators
First grade Qualified products
Liquid Solid Liquid Solid
The mass fraction of all ironW1/% 11.0 19.5 11.0 19.5
The mass fraction of reducing substance (Fe2+)W2/% 0.10 0.15 0.10 0.15
Basicity%   8.0-16.0 5.0-20.0
PH value (10gL aqueous solution)   1.5-3.0
Density(20℃)/ (g/cm3 1.45 - 1.45 -
Mass fraction of insoluble matterW4/% 0.2 0.4 0.3 0.6
The mass fraction of arsenic (As)W5/% 0.0001 0.0002 0.0005 0.001
The mass fraction of lead (Pb)W6/% 0.0002 0.0004 0.001 0.002
The mass fraction of cadmium (Cd)W7/% 0.0005 0.0001 0.00025 0.0005
The mass fraction of mercury (Hg)W8/% 0.00001 0.00002 0.00005 0.0001
The mass fraction of chromium (Cr)W9/% 0.0005 0.001 0.0025 0.005
The mass fraction of zinc (zn)W10/%     0.005 0.01
The mass fraction of nickel (Ni)W11/%     0.005 0.01

Note: When this product is used for drinking water treatment, it shall comply with the Sanitary Safety Evaluation Code for Drinking Water Chemical Treatment Agents and relevant laws and regulations.

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