Experience the cutting-edge power of Polyferric sulfate (PFS), an exceptional inorganic polymer flocculant renowned for its outstanding ability to neutralize electrical charges and create robust adsorption bridges. Upon hydrolysis, PFS elegantly forms multi-core complexes, expertly purifying water by effectively eliminating colloids, suspended particles, and organic contaminants. Its superior sedimentation capacity surpasses traditional aluminum salts, establishing it as the perfect solution for both municipal and diverse industrial wastewater treatments, applicable in sectors like paper production, textile dyeing, and metal plating. PFS excels at phosphorus removal, water decolorization, and heavy metal extraction. It is impressively adaptable across various pH levels, leaving minimal residual iron ions, and produces denser, low-volume sludge, thereby significantly reducing downstream treatment costs. With a minimal required dosage, PFS offers substantial cost-advantages while delivering remarkable coagulation and oxidation performance. In contemporary water treatment, PFS emerges as an indispensable reagent, hailed for its unmatched efficiency, safety, and versatility.
PFS Core Product Features
Efficient Flocculation and Rapid Sedimentation
·Powerful Electrical Neutralization: During hydrolysis, PFS crafts complex multi-nuclear hydroxyl compounds that expertly neutralize negative charges on colloidal surfaces, achieving rapid destabilization of wastewater.
·Advanced Adsorption Bridging: Its sophisticated polymer chains enhance the adsorption of suspended solids, forming alum flowers and drastically reducing processing times.
Widely Applicable, Multifunctional Purification
·Exceptional Phosphorus and Nitrogen Removal: By forming insoluble precipitates with phosphates, PFS achieves an outstanding phosphorus removal rate of over 90%, ideal for municipal and aquaculture wastewater treatment.
·Heavy Metal Elimination: With its powerful chelating capabilities, PFS effectively targets heavy metals like lead (Pb
2+), chromium (Cr
6+ ), and more, ensuring an impressive removal rate ranging from 95% to 99%.
·Decolorization and COD Reduction: Ideal for tackling high-chromaticity wastewater from printing, dyeing, and paper-making, PFS achieves a decolorization efficiency of ≥ 85% for reactive and dispersed dyes.
Environmental Protection and Safety, Sludge Reduction
·Non-Toxic Residue: PFS ensures safety with no threat of aluminum ion residue, fully aligning with the GB 14591-2016 standard.
·Sludge Compaction: The resultant flocs are remarkably compact, effectively cutting down disposal costs.
Strong Economy and Low Overall Cost
·Minimal Dosage: Delivering equivalent results, PFS requires just 1/3 to 1/2 of the dosage needed by standard iron salts, underscoring its economic advantage.
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: Experience the pinnacle of urban water purification with our unparalleled precision and quality, transforming municipal water into pristine clarity, safeguarding community health, and elevating urban living standards.
Applicable Scenarios: Masterfully engineered for domestic sewage, urban treatment facilities, and dynamic rainwater systems, this solution guarantees top-tier efficiency in water management, making it the ideal choice for any environment.
Main Function:
Phosphorus Removal (TP): Achieve extraordinary phosphorus removal efficiency beyond 90%, as it expertly reacts with phosphates to form insoluble precipitates. Complying with Class A standards (TP ≤ 0.5mg/L) of the 'Pollutant Discharge Standards for Urban Wastewater Treatment Plants' (GB 18918-2002), it represents the apex of regulatory excellence.
Suspended Solids Removal (SS): Witness the swift and effective settlement of colloids and organic particulates, significantly reducing turbidity and resulting in impeccably clear water.
Sludge Dewatering: Achieve substantial sludge volume reduction with compact flocs, offering a cost-effective dewatering solution ideal for pressure filtration or centrifugal systems.
Papermaking Wastewater
PFS Function:
Discoloration: Unleash remarkable efficiency in breaking down lignin and dye molecules, achieving an astounding color removal rate between 80% and 90%, resulting in vibrant and crystal-clear water.
COD Reduction: Utilizing state-of-the-art oxidation and flocculation techniques, it proudly achieves a COD removal rate of 50% to 70%, setting a new benchmark for cleanliness.
Fiber Recycling: Enhance pulp recovery through superior coagulation of small fibers, promoting sustainable and eco-friendly papermaking practices.
Printing and Dyeing/Textile Wastewater
Function of PFS:
Discoloration: Employ advanced chelation to efficiently remove dye molecules, elevating water clarity and vibrancy to new heights.3+ achieving an impressive color removal rate of 85% to 95%, resulting in exceptionally clear and visually stunning water.
COD Removal: Expertly degrades organic materials, ensuring a 40% to 60% reduction in COD, promoting healthier and more sustainable aquatic environments.
Heavy Metal Adsorption: Masterfully adsorbs metal ions including copper and chromium, ensuring that wastewater is safely discharged, free from heavy metal contaminants.
Food/Pharmaceutical Wastewater
PFS Function:
Organic Matter Removal: Effectively eradicates colloidal organics such as proteins, starches, and oils, achieving an impressive COD removal rate of 50% to 70%.
Discoloration: Achieve superior wastewater clarity with our exceptional turbidity control, significantly enhancing water quality.
Non-Toxic Residue: Complying with stringent food-grade water treatment standards, we ensure both safety and environmental responsibility without compromise.
Electroplating/Metallurgical Wastewater
PFS Function:
Heavy Metal Precipitation: Attains remarkable removal rates exceeding 95% by forming insoluble hydroxides or complexes with metal ions, delivering purified and safe water.
Complex Breaking Ability: Efficiently disrupt complex bonds between cyanide and metals, greatly enhancing the removal of heavy metals for cleaner water.
Mining/Beneficiation Wastewater
PFS Function:
Acidic Water Neutralization: Despite its mild acidic nature, it works seamlessly with lime to precisely balance pH levels for optimal water treatment outcomes.
Suspended Mineral Settling: Ensure the high-efficiency settling of suspended minerals such as coal slurry and tailing sand, achieving SS removal rates exceeding 90%.
Heavy Metal Removal: Experience the extraordinary with our product's powerful adsorption capabilities, specifically engineered to target heavy metals like As and Cd. This ensures that our waterways remain pristine and pollution-free, safeguarding the environment.
Petroleum/Chemical Wastewater: Tailored for the challenging needs of petroleum and chemical industries, our solutions ensure compliance and environmental stewardship, transforming wastewater into an asset.
PFS Function: Unlock a comprehensive suite of functionalities with our PFS solutions that are meticulously designed to address various industrial wastewater challenges, ensuring peak performance and efficiency.
Emulsification and Oil Removal: Witness the art of precision as our product interacts effortlessly with oil droplets, forming robust flocs that facilitate an immaculate separation. The result? Unparalleled clarity and purity in oil-water interactions.
COD Reduction: Embrace the future of sustainability with our product's dual-action approach, using oxidation and flocculation to slash COD levels by an impressive 40% to 60%. This advancement sets a new standard for eco-friendly wastewater treatment.
Advanced Oxidation Collaboration: Maximize the efficacy of organic compound removal by integrating seamlessly with advanced processes like ozone (O3) or Fenton. Our product ensures superior outcomes, tackling even the toughest pollutants with ease.
Other Special Applications: Explore the versatility and adaptability of our solutions, designed to meet unique industrial challenges with precision and effectiveness.
River and Lake Management: Revolutionize aquatic habitats with our state-of-the-art innovations. Excelling in algae eradication, turbidity reduction, and the transformation of black, odorous waters into breathtaking clear waterscapes, our solutions redefine water management.
Garbage Leachate Treatment: Discover unrivaled efficiency in the removal of COD, heavy metals, and color, ensuring cleaner waste management. Our solutions guarantee superior environmental protection and a safer, more sustainable future.
Circulating Cooling Water: Elevate your cooling systems with our pioneering technology, expertly preventing pipeline corrosion and minimizing scaling. This leads to unmatched performance and a significant extension in the lifespan of your systems.



Henan Maoxing Environmental Technology Co., Ltd. is a pioneering force in the innovative world of water purification solutions. With a distinguished legacy filled with groundbreaking innovations and an unwavering dedication to excellence, we seamlessly integrate research, development, production, and sales, representing the very height of industry expertise and professionalism.
Manufacturing Strength
At the core of our success lies our state-of-the-art production facilities and a highly skilled technical team, empowering us to deliver a diverse array of superior water purification materials and equipment. Our product range includes high iodine value activated carbon, polyaluminum chloride, and polyaluminum sulfate, among others, as well as polyferric sulfate and polymer polyacrylamide to complement our suite of advanced flocculants and coagulants. These premium products are essential across a multitude of applications, from drinking water purification to industrial wastewater treatment and sewage management, each offering tailored solutions to complex purification challenges. Our visionary R&D team continuously drives innovation, unveiling cutting-edge purification materials like total nitrogen removers, high-efficiency organic-inorganic defoliants, and specialized heavy metal scavengers. Additionally, we offer bactericidal products, algaecides, river and lake purifiers, scale inhibitors, and high-efficiency activated carbon. Each meticulously crafted product targets the elimination of impurities, heavy metals, bacteria, and other harmful substances, ensuring exceptional water quality safety and health.
Pre-Sales and After-Sales Service
Our relentless pursuit of excellence transcends our superior products, as we take immense pride in our highly skilled sales and after-sales team, dedicated to providing remarkable service and comprehensive water purification consultation. Our ability to tailor solutions to meet a variety of client requirements distinguishes us, as we offer unmatched technical guidance and extensive after-sales support. Equipped with cutting-edge production equipment and adhering to rigorous manufacturing standards, we ensure strict quality control at every stage-from raw material procurement to the final delivery of finished products. Every phase undergoes meticulous testing to uphold the efficacy and reliability of our offerings, ensuring our clients experience only the best.
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.