Polymerized Ferrous Sulfate
Dongguan Weiqi Chemical Co., Ltd. was established in March 2019, at a time when China's chemical industry was undergoing rapid growth, with increasing demand for chemical products across various sectors. Founded by industry veterans with extensive experience in chemistry, the company is located in Qiaotou Town, Dongguan City, Guangdong Province. Qiaotou's dynamic industrial ecosystem and convenient transportation facilitate raw material procurement and product distribution.
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1760 Polymerized FerroussulfatePolymerized ferrous sulfate, also known as polyferric sulfate (PFS), is an inorganic polymer with a complex structure. It consists of iron(III) ions in a polymeric chain along with sulfate groups....read more
Why choose us
Strict Quality Control
Regular sampling and testing during production help identify any potential quality deviations. Final products undergo rigorous performance and safety tests before delivery. All measures adhere to international quality management standards, ensuring that customers receive only first-class chemical products.
Advanced Facilities
A dedicated R&D laboratory is equipped with sophisticated analytical instruments, enabling our R&D team to conduct in-depth research, develop new formulas, and optimize existing products.
Certificates and Documents
- SGS (Swiss General Standards)
- Hazardous Chemicals Business License
- Non-pharmaceutical Precursor Chemicals Business Filing Certificate (Ether, Acetic Anhydride, Bromine)
- Non-pharmaceutical Precursor Chemicals Business Filing Certificate (Acetone, Toluene, Sulfuric Acid, Potassium Permanganate)
Our Services
We offer free returns and exchanges for quality issues within 30 days, provide SGS inspection reports, and offer long-term discounts to loyal customers.

Polyferric sulfate is an exceptional inorganic polymer coagulant known for its superior performance. This light yellow amorphous powdery solid easily dissolves in water, forming a reddish-brown transparent solution in a 10% aqueous solution. Its hygroscopic nature makes it ideal for various applications, including the purification treatment of drinking water, industrial water, industrial wastewaters, urban sewage, and sludge dehydration.
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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 |
Features
Light yellow amorphous powdery solid
Easily dissolves in water
Forms a reddish-brown transparent solution in a 10% aqueous solution
Ideal for purification treatment of drinking water, industrial water, industrial wastewaters, urban sewage, and sludge dehydration
Benefits
Ensures clean and safe drinking water
01
Improves the quality of industrial water
02
Efficiently treats various industrial wastewaters
03
Facilitates effective urban sewage management
04
Aids in sludge dehydration for environmental sustainability
05
Precautions
Protective Equipment: Prior to operation, wear appropriate protective gear such as goggles, gloves, and masks to prevent skin and eye contact.
Storage Conditions: Store Polyferric Sulfate in a cool, ventilated, dry area, away from heat, fire, and direct sunlight.
Avoid Mixing: Do not mix with other chemicals to prevent unwanted reactions.
Dilution and Mixing: Dilute Polyferric Sulfate to the correct concentration before use, ensuring thorough stirring for even distribution and optimal effectiveness.
Pay Attention to Dosage: Control the dosage based on water quality and treatment needs to prevent overuse.
Emergency Treatment: In case of contact, rinse immediately with water and seek medical assistance.
- Widely used in petroleum, chemical, paper and other industries for sewage treatment, oil-water separation, purification of oilfield reinjection water, etc.
- It is an ideal medicine for industrial sewage and wastewater treatment, and is widely used in metallurgy, electric power, leather making, medicine, printing and dyeing, chemical industry and other industries.
- It is an ideal drug for treating high fluorine water. It is used in chemical industry, casting, cement, refractory and so on.

Packaging & Shipping
Packing: 25kg/bag neutral packing or customized.
Shipping: 20-21MT will be loaded in per 20'FCL container.
Store: The product shall be sealed and stored in the dry and ventilated place to prevent from rain, high temperature and strong sunlight.
Certificates and Documents




As one of the leading polymerized ferrous sulfate manufacturers and suppliers in China, we warmly welcome you to wholesale bulk polymerized ferrous sulfate for sale here and get pricelist from our factory. All chemicals are with high quality and low price.
