Introducing Polyferric sulfate (PFS), a top-tier, adaptive inorganic polymer flocculant, celebrated for its outstanding electrical neutralization capabilities and remarkable adsorption bridging capacity. During hydrolysis, it gives rise to a multi-core complex, adept at purging colloids, suspended particles, and organic pollutants from water systems. Its exceptional sedimentation capacity surpasses that of standard aluminum salts, rendering it perfect for municipal and diverse industrial wastewater applications, such as paper manufacturing, textile dyeing, and electroplating. PFS is unmatched in its ability to remove phosphorus, decolorize water, and strip heavy metals. Suitable for a broad range of pH levels, it leaves minimal residual iron content, generates compact, low-volume sludge, and slashes subsequent treatment costs. With a lower dosage requirement and cost advantages over comparable products, PFS also delivers on coagulation and oxidation fronts. In contemporary water treatment landscapes, it emerges as an indispensable reagent owing to its unparalleled efficiency, safety, and versatility.
PFS Core Product Features
Efficient Flocculation and Rapid Sedimentation
·Robust Electrical Neutralization: Through hydrolysis, PFS forms multi-nuclear hydroxyl complexes that adeptly neutralize negative charges on colloidal surfaces, ensuring swift destabilization of wastewater.
·Adsorption Bridging Effect: Its extensive polymer chains attract suspended solids, transforming them into alum flowers, thus significantly reducing processing timeframes.
Widely Applicable, Multifunctional Purification
·Phosphorus and Nitrogen Elimination: By fostering insoluble precipitates with phosphates, it achieves phosphorus elimination rates over 90%, making it ideal for municipal and aquaculture wastewater scenarios.
·Heavy Metal Eradication: Demonstrating formidable chelation abilities with heavy metals like lead (Pb
2+), chromium (Cr
6+ ), and others, it secures removal rates ranging between 95% and 99%.
·Decolorization and COD Reduction: Exceptionally fit for high-chromaticity wastewater from the printing, dyeing, and paper industries, achieving decolorization efficiencies of ≥ 85% for reactive and dispersed dyes.
Environmental Protection and Safety, Sludge Reduction
·Non-Toxic Residue: PFS eliminates the risk of aluminum ion residue, fully adhering to the GB 14591-2016 standard for safety.
·Sludge Compaction: Resulting in highly compact flocs, it effectively reduces disposal costs significantly.
Strong Economy and Low Overall Cost
·Minimal Dosage: Delivering comparable effects, its dosage is just 1/3 to 1/2 that of standard iron salts, highlighting its economic superiority.
Project |
Index |
Industrial grade |
Drinking water grade |
Mass fraction of all iron% |
19.0 |
19.0 |
Mass fraction of reducing substances (calculated as Fe2+) |
0.15 |
0.15 |
Basicity/% |
8.0-16.0 |
8.0-16.0 |
Mass fraction of water insolubles /% ≤ |
0.5 |
0.5 |
PH(1% aqueous solution) |
2.0-3.0 |
2.0-3.0 |
Mass fraction of Cd |
-- |
0.0002 |
Mass fraction of Hg |
-- |
0.00001 |
Mass fraction of Cr |
-- |
0.0005 |
Mass fraction of As |
-- |
0.0002 |
Mass fraction of pb |
-- |
0.001 |
Municipal Sewage Treatment: Delivering unmatched water clarity, our solution purifies urban and municipal sewage to perfection.
Applicable Scenarios: Exceptionally suited for handling domestic sewage, urban waste treatment facilities, and mastering rainwater management.
Main Function:
Phosphorus Removal (TP): Through a sophisticated reaction with phosphates, it efficiently forms insoluble precipitates, achieving phosphorus removal rates over 90%. This ensures compliance with the rigorous Class A standards (TP ≤ 0.5mg/L) mandated by 'Pollutant Discharge Standards for Urban Wastewater Treatment Plants' (GB 18918-2002).
Suspended Solids Removal (SS): Swiftly settles colloids and organic particulates, dramatically reducing turbidity for crystal-clear results.
Sludge Dewatering: Generates compact flocs, significantly reducing sludge volume and streamlining cost-effective processes for pressurized or centrifugal dewatering.
Papermaking Wastewater
PFS Function:
Discoloration: Breaks down lignin and dye molecules with remarkable efficiency, achieving a color removal rate of 80% to 90%, ensuring vibrant and clear water.
COD Reduction: Utilizing advanced oxidation and flocculation methodologies, it reduces COD levels with outstanding removal rates between 50% and 70%.
Fiber Recycling: Promotes the coagulation of tiny fibers, boosting pulp recovery rates and supporting sustainable papermaking methods.
Printing and Dyeing/Textile Wastewater
Function of PFS:
Discoloration: Leverages chelation to effectively eliminate dye molecules.3+ achieving remarkable color removal efficiency of 85% to 95%.
COD Removal: Expertly deconstructs organic materials, lowering COD levels by 40% to 60%, fostering a healthier aquatic environment.
Heavy Metal Adsorption: Showcases proficient adsorption capabilities for metal ions like copper (Cu) and chromium (Cr) prevalent in wastewater.
Food/Pharmaceutical Wastewater
PFS Function:
Organic Matter Removal: Effectively tackles colloidal organics such as proteins, starch, and oils with a COD removal rate of 50% to 70%.
Discoloration: Augments wastewater transparency by expertly managing turbidity.
Non-Toxic Residue: Adheres to rigorous food-grade water treatment standards, ensuring utmost safety and environmental stewardship.
Electroplating/Metallurgical Wastewater
PFS Function:
Heavy Metal Precipitation: Cleverly forms insoluble hydroxides or complexes with metal ions, achieving impressive removal rates over 95%.
Complex Breaking Ability: Efficiently dismantles complex states between cyanide and metals, substantially boosting heavy metal elimination.
Mining/Beneficiation Wastewater
PFS Function:
Acidic Water Neutralization: Despite its naturally mild acidity, PFS can be expertly combined with lime to fine-tune pH levels for optimal water treatment.
Suspended Mineral Settling: Guarantees effective settling of suspended mineral particles, such as coal slurry and tailing sand, achieving superior SS removal rates over 90%.
Heavy Metal Removal: Demonstrates exceptional adsorption prowess for heavy metals like As, Cd, securing cleaner water streams.
Petroleum/Chemical Wastewater
PFS Function:
Emulsification and Oil Removal: Seamlessly integrates with oil droplets to form robust flocs, facilitating crystal-clear oil-water separation and ensuring environmental compliance.
COD Reduction: Strategically utilizes oxidation and flocculation techniques to achieve a remarkable COD reduction of 40% to 60%, paving the way for enhanced environmental sustainability and regulatory adherence.
Advanced Oxidation Collaboration: Optimally synergizes with ozone (O3) or Fenton processes, significantly boosting the effectiveness of removing persistent organic compounds, ensuring unmatched purification results.
Other Special Applications: Unleash the full potential of our technology in a myriad of bespoke applications tailored to your unique environmental challenges.
River and Lake Management: Revolutionize aquatic ecosystems with our cutting-edge solutions that efficiently eliminate algae, reduce turbidity, and rejuvenate black and odorous water bodies into stunningly clear waterscapes.
Garbage Leachate Treatment: Unlock exceptional treatment capabilities to effectively eliminate COD, heavy metals, and chromaticity, ensuring cleaner, safer, and more efficient waste management processes.
Circulating Cooling Water: Experience superior technological advancements that profoundly inhibit pipeline corrosion and limit scaling, guaranteeing peak performance and prolonged durability for your cooling systems.



Henan Maoxing Environmental Protection Technology Co., Ltd. stands as a trailblazing beacon in the domain of water purification materials. With a rich tapestry of innovation woven over many years, our company embodies the pinnacle of excellence and industry leadership. As a prestigious enterprise, we seamlessly integrate research, development, production, and sales, showcasing remarkable professionalism and unmatched expertise.
Manufacturing Strength
At the heart of our operation lies cutting-edge production facilities and an expert technical team, forming the bedrock of our ability to provide a comprehensive suite of top-tier water purification materials and equipment. Our diverse product line includes high iodine value activated carbon, polyaluminum chloride, and polyaluminum sulfate, among others. We also offer polyferric sulfate and polymer polyacrylamide, complemented by an array of premium flocculants and coagulants. These materials are engineered for a spectrum of applications, spanning from drinking water treatment to industrial wastewater management, thereby delivering precise, effective solutions to complex purification conundrums. Our trailblazing R&D team consistently ventures beyond conventional limits, unveiling pioneering purification materials such as total nitrogen removers, innovative organic-inorganic high-efficiency defoliants, and advanced heavy metal scavengers. Additionally, our portfolio includes bactericidal and algaecides, river and lake purifiers, scale inhibitors, and high-efficiency activated carbon, meticulously designed to obliterate impurities, heavy metals, bacteria, and other noxious elements, thereby assuring unparalleled water quality, safety, and well-being.
Pre-Sales and After-Sales Service
We extend our commitment to excellence far beyond our exceptional products, with an adept sales and after-sales team devoted to delivering superb service and holistic water purification consultancy. By customizing solutions to satisfy diverse client needs, we provide unparalleled technical guidance and robust after-sales support. Our enterprise is fortified with state-of-the-art production equipment and adheres to meticulous production protocols, ensuring rigorous quality control standards. From raw material acquisition to the final delivery of our fully realized products, each stage undergoes extensive testing to guarantee the highest levels of efficiency and dependability in our offerings.
Q1:How to choose the appropriate chemicals?
A: Please send us some detailed information, such as the brand and model name or parameters you are using, and inform us of the type of wastewater you are treating and the required application method, so that we can choose the appropriate model for you. If you don't know how to conduct the test, we will provide you with more guidance online, or you can send us a sample of the wastewater for testing.
Q2:Can you give me a discount?
A: Yes, we can negotiate. Discounts are determined by quantity.
Q3:Can you provide free samples?
A: We can provide free samples for your testing and inspection, just contact us.
Q4:What advantages do you have?
A:We are a direct manufacturer with advanced technology and facilities, as well as good quality control, and have different levels for different application areas.
Q5:How do you inspect the goods?
A:We conduct key point detection during the production process, and if the previous stage is qualified, we can proceed to the next stage.