Polymeric ferric sulfate (PFS) is a new type of highly efficient inorganic polymer flocculant. The solid is light yellow powder, easily soluble in water and highly hygroscopic. This product has good coagulation performance, stable chemical properties, fast sedimentation speed, and a wide range of applicable pH values. It can be widely used in the purification treatment of drinking water, various industrial water, industrial wastewater, urban sewage, and sludge dewatering.
Items | Specifications | |
Standard indicators | Test results | |
Total iron%≥ | 19.5 | 19.5-21 |
Basicity: | 5.0-20.0 | 5.0-20.0 |
PH value | 1.5-3.0 | 1.5-3.0 |
Reducing substances(Fe2+)% ≤ | 0.15 | <0.15 |
Water Insolube % ≤ | 0.6 | <0.6 |
As % ≤ | 0.001 | 0.0001 |
Pb % ≤ | 0.002 | 0.001 |
Cd% ≤ | 0.0005 | 0.00001 |
Hg% ≤ | 0.0001 | 0.00005 |
Cr% ≤ | 0.005 | 0.0005 |



Henan Maoxing Environmental Protection Technology Co., Ltd. is located in Henan, China. It is a source manufacturer of water purification agents that integrates production and sales. The factory covers an area of 20,243 square meters, with a comprehensive annual output of 70,000 tons. Its products cover industrial-grade and drinking-grade water purification agents such as polyacrylamide, polyaluminium chloride, polyferric sulfate, and composite carbon sources. These products are applied in many fields and related water treatment industries, including papermaking and printing and dyeing, metallurgy and coal washing, medicine and food, and industrial and domestic sewage treatment. We are looking forward to cooperating with you.

Q: How long is your delivery time?
A: It usually takes 7-10 days if the goods are in stock, or 10-15 days if the goods are not, depending on the quantity ordered.
Q: Can you support OEM ?
A: Yes, we can make products as your request.
Q: Do you provide samples?
A: Yes, we could offer the sample for free by requests but are not responsible for the freight cost.
Q: What payment terms do you accept?
A: We accept T/T, L/C at sight.