Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing admin@sinochem-nanjing.com 3389378665@qq.com
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Iron Hydroxide

    • Product Name Iron Hydroxide
    • Alias Ferric hydroxide
    • Einecs 215-687-4
    • Mininmum Order 1 g
    • Factory Site Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing
    • Price Inquiry admin@sinochem-nanjing.com
    • Manufacturer Sinochem Nanjing Corporation
    • CONTACT NOW
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    Specifications

    HS Code

    965872

    Chemical Name Iron Hydroxide
    Chemical Formula Fe(OH)3
    Molar Mass 106.87 g/mol
    Appearance Reddish-brown solid
    Density 3.4 g/cm3
    Solubility In Water Insoluble
    Melting Point Decomposes before melting
    Ph Basic
    Odor Odorless
    Cas Number 1310-14-1
    Stability Stable under normal conditions
    Common Uses Water purification, pigment
    Toxicity Low

    As an accredited Iron Hydroxide factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing Iron Hydroxide is packaged in a sealed, labeled 500g HDPE container, featuring hazard symbols, product details, and safety instructions.
    Shipping Iron Hydroxide should be shipped in tightly sealed containers, protected from moisture and incompatible substances. Store and transport in a cool, dry, well-ventilated area. Follow local, state, and federal regulations for chemical shipping. Ensure appropriate hazard labeling and safety documentation accompany the shipment to prevent accidental exposure or environmental release.
    Storage Iron hydroxide should be stored in tightly sealed containers, away from moisture, acids, and incompatible substances. Store in a cool, dry, and well-ventilated area, protected from direct sunlight and sources of ignition. Label containers clearly and keep them off the ground to prevent contamination. Follow local regulations and safety guidelines for chemical storage to ensure safety and product integrity.
    Application of Iron Hydroxide

    Applications of Iron Hydroxide in Industrial Manufacturing

    Iron Hydroxide produced in our facilities forms a critical component in several specialized industrial processes. Its unique physicochemical properties support strict regulatory requirements and enable advanced manufacturing across environmental, chemical, and materials sectors. Please refer below to our main industrial application routes, each supported by actual customer formulation practices and process integration feedback.

    1. Drinking Water Treatment and Purification

    Municipal and industrial water treatment plants dose Iron Hydroxide as a selective adsorbent for removing arsenic, phosphate, and certain heavy metals from potable water. Our product’s high surface area and reactivity justify its adoption in advanced biological and physicochemical water purification systems where compliance with strict regional and international limits is non-negotiable. Plant engineers adjust addition rates according to raw water contaminant levels and local effluent targets.

    Industry compliance standards

    • NSF/ANSI Standard 60 for drinking water chemicals
    • EU Drinking Water Directive 2020/2184/EU
    • U.S. EPA Arsenic Rule (10 ppb MCL)
    • China GB5749—2022 Standards for Drinking Water

    Typical usage ratio

    • 4–10 mg/L as Fe, adjusted by initial contaminant loading, process flow, and residual iron limits

    Downstream process integration

    • Injected into rapid mix basins before sedimentation tanks or pre-coat filters in municipal and private water works

    Final product types

    • Treated potable water
    • Process water for industrial equipment feed
    • Bottled water lines

    2. Industrial Wastewater Decontamination

    Iron Hydroxide functions effectively as a chemical precipitant and adsorbent in the treatment of electroplating, mining, and metallurgy effluents containing problematic metals and oxyanions (chromium, nickel, antimony, phosphates). It reliably addresses regulatory outflow discharge standards which continue to tighten globally. Plant operations teams optimize dosage for seasonal or batchwise variability in incoming effluent chemistry.

    Industry compliance standards

    • ISO 14001 Environmental Management Systems
    • U.S. EPA 40 CFR 433 & 465 Effluent Guidelines
    • European Water Framework Directive 2000/60/EC
    • China GB8978-1996 Integrated Wastewater Discharge Standards

    Typical usage ratio

    • 50–250 mg/L, titrated based on influent concentrations of specific contaminants and required effluent quality

    Downstream process integration

    • Added in primary treatment tanks, clarifiers, or contact reactors prior to solid-liquid separation

    Final product types

    • Compliant discharged wastewater
    • Stabilized sludge for landfill or further processing

    3. Pigment Intermediates Manufacturing

    Iron Hydroxide is a precursor in the controlled synthesis of high-purity yellow and red iron oxide pigments, widely demanded by the coatings, plastics, and ceramics industries. Manufacturers rely on its strict color stability and tightly monitored impurities to ensure batch-to-batch color matching and regulatory pigment safety. End-use performance depends on clear production traceability and continual spectrometric QC.

    Industry compliance standards

    • EN 12878 Pigments for construction materials
    • ASTM D3722 Pigments for Plastics
    • ISO 787 General Methods of Test for Pigments
    • REACH Regulation (EC) No 1907/2006

    Typical usage ratio

    • 100% precursor in pigment processing; all iron source derived from Iron Hydroxide feedstock

    Downstream process integration

    • Converted to iron oxide via calcination and micronization steps in pigment reactors

    Final product types

    • Yellow iron oxide pigment (FeO(OH))
    • Red iron oxide pigment (Fe2O3)
    • Ceramic glazes
    • Plastic and paint pigment masterbatches

    4. Gas Desulfurization Media in Biogas Purification

    Operators of biogas plants apply Iron Hydroxide granular media in scrubber and filter columns to remove hydrogen sulfide (H2S) from renewable gas streams. The product's chemisorption capacity protects engines and turbines, improves biogas calorific value, and ensures downstream compliance with grid-injection and emissions rules. Purification system integrators select the material grade and bed depths based on expected gas flow and sulfur loading rates.

    Industry compliance standards

    • EN 16723-1:2016 Natural gas and biomethane for use in transport and injection in network
    • VDI 3460 for biogas desulfurization
    • German TA Luft (Technical Instructions on Air Quality Control)
    • ISO 14034 Environmental Management—Environmental Technology Verification

    Typical usage ratio

    • Loading rates of 20–40 kg Iron Hydroxide per 1,000 m³ biogas (varies with H2S input and desired removal efficiency)

    Downstream process integration

    • Filled into fixed-bed cartridge filters or packed columns positioned after the main biogas blower, upstream of gas engines or grid injection units

    Final product types

    • H2S-free biogas
    • Pipeline-grade biomethane
    • Treated landfill gas

    5. Pharmaceutical Raw Material for MRI Contrast Agents

    Pharmaceutical manufacturers source high-purity grades of Iron Hydroxide as an essential starting point for synthesizing superparamagnetic iron oxide nanoparticles—components in intravenous MRI contrast agents. Product quality directly affects patient safety and imaging efficiency, demanding precise control of trace element content and adherence to pharmacopeial method validation. Our production supports downstream documented GMP traceability as required for drug master file submission.

    Industry compliance standards

    • USP-NF Monographs (Iron Oxide-based Contrast Agents)
    • European Pharmacopoeia (Ph. Eur.) 7.0, Monograph 0991
    • ICH Q7 Good Manufacturing Practice for Active Pharmaceutical Ingredients
    • China ChP Pharmacopoeia, relevant MRI agent sections

    Typical usage ratio

    • Batch synthesis uses 0.1–0.4 g per 100 mL reaction volume, precisely calculated as per the desired nanoparticle yield

    Downstream process integration

    • Dissolved in controlled precipitation reactors; precursor for co-precipitation or thermal decomposition processes to yield Fe3O4 core particles

    Final product types

    • Superparamagnetic iron oxide nanoparticle dispersions
    • Injectable MRI contrast agent formulations

    6. Catalytic Media for Groundwater Remediation

    Environmental remediation firms utilize Iron Hydroxide in permeable reactive barriers and in situ injection for the reduction and immobilization of dissolved contaminants—particularly arsenic, chromium(VI), and selenium—in groundwater. Project consultants specify our product for its documented reactivity and field-proven stability, matching EPA- and EU-registered remediation technologies. Each site tailors dosage and emplacement technique following pilot treatability studies and hydrogeological models.

    Industry compliance standards

    • U.S. EPA Technical Protocol for Evaluating Natural Attenuation of Chlorinated Solvents (EPA/600/R-98/128)
    • EN ISO 18400-102:2017 Soil quality—Sampling—Sampling techniques
    • ASTM E1963-09 Standard Guide for In-Situ Chemical Oxidation
    • State/local groundwater remediation licensing laws

    Typical usage ratio

    • 2–8% by weight (relative to contaminant mass in treatment zone), adjusted by site-specific soil and contaminant profiles

    Downstream process integration

    • Injected as a slurry through wells or mixed into permeable reactive barrier media within affected aquifers

    Final product types

    • In situ treated groundwater (meeting drinking water or site closure regulations)
    • Stabilized subsurface contaminants (e.g., arsenic-iron complexes)
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    Certification & Compliance
    More Introduction

    Iron Hydroxide: Delivering Consistency from Production Line to Application

    Our Direct Approach to Iron Hydroxide Manufacturing

    At our facility, each batch of Iron Hydroxide (Fe(OH)3) represents more than just another run on the reactor. This compound has worn many hats in industry — from pigment to adsorbent to catalyst — and every step in our process starts with recognizing its end use. The exacting standards we uphold mean that whether a client requests our proven FIH-300 model for municipal water purification or a custom specification for pigment blending, the material coming off our line carries a story of reliability. That story comes from experienced hands, regular sampling, and equipment matched to the job — not just generic protocols handed down without context. Our RT-65 and FIH-300 lines remain favorites for water treatment and pigment customers, respectively, each reflecting the lessons built up over a decade of hands-on production.

    What Iron Hydroxide Brings to Industry

    Every handful of Iron Hydroxide from our plant contains particles known for their high reactivity and strong binding affinity, especially for contaminants such as phosphate and heavy metals. This performance is not a lucky accident; constant monitoring at key production points, right down to particle size control and moisture content, supports results that end users need. Water treatment plant engineers trust this material to polish effluent before discharge. Researchers ask for narrower particle size ranges so that their studies aren’t thrown off by inconsistencies. Coating manufacturers come to us when they want a pigment that keeps batch colors stable year in, year out, rather than seeing a drift in every drum.

    Model Options Shaped by Real Experience

    Our core Iron Hydroxide selections center around FIH-300 and RT-65. Each one stemmed from both lab adjustment and feedback from chemical plant operators who worked with the product every week. FIH-300, produced with a focus on higher surface area and smaller, more uniform granules, hits the mark for demanding water treatment systems. Side-by-side tests have shown that this model delivers stronger adsorption rates, pushing phosphorus levels well below regulatory targets in municipal settings. RT-65, by contrast, offers a coarser grade, appealing to pigment users needing easy dispersion and fewer headaches in mixing stages.

    We never consider a specification in isolation. Manufacturing FIH-300 isn’t only about shrinking particle size or boosting the surface area on a data sheet. It’s the result of tweaking feed chemistry, managing pH with direct feedback from crystal growth under the microscope, and running pilot-scale adjustments based on what our clients actually ask for. Many companies take an off-the-shelf approach, but we seek out laboratory validation with samples — not just offering ASTM or EN numbers, but actual performance tests upon request.

    Application Know-How: Where Theory Meets Real-World Results

    Iron Hydroxide’s behavior changes with each environment. In water treatment, our team has noticed a clear difference between batch and continuous-use systems. Batch reactors seem to benefit from a slightly larger granule size, where easy separation post use becomes critical, and FIH-300’s tailored morphology aids in cleaning and turnaround time. When treating streams high in phosphates or arsenic, the higher-affinity fine grades show longer service life and increased capacity before breakthrough. This has helped public utilities stretch maintenance intervals while still protecting compliance margins.

    Coating manufacturers, especially those producing reds and browns, look for Iron Hydroxide grades that hold their tint strength — even after long storage or exposure to inconsistent blending conditions downstream. Many struggled with lesser grades where settling or color fading forced batch rework. Our production team keeps an open line with pigment blenders, allowing us to continuously refine RT-65’s dispersibility and settling characteristics. The pigment retains stability because of its controlled moisture level and particle consistency, not only because of any magic ingredient.

    Differentiating True Manufacturer Production from Commodity Supply

    There’s a difference you feel immediately between direct-manufactured Iron Hydroxide and what moves through bulk traders. Our direct process means no unpredictable aging during months in unknown warehouses, no adulteration by upstream mixing from unrelated suppliers, and no last-minute surprises with origin traceability. In our experience, customers see this come through during third-party testing: the batch-to-batch trace metals remain well below environmental permit triggers, and we’ve faced fewer rejections than suppliers operating only as brokers.

    This does not happen by accident. With Iron Hydroxide, controlling for both purity and chemical form requires a close watch during precipitation and drying. Even slight slips in wash rates or pH adjustment can result in lower adsorption capacity or undesired color shifts. Over the years, our shop floor has refined protocols based on actual incidents: response drills for runaway batch reactions, quick corrective action when unexpected solids form, and a feedback system that incorporates operator suggestions before a product is ever released to customers.

    Because we stand behind every lot, it’s no trouble to give full origin, production date, and sample assay results. Some customers performing remediation projects in sensitive wetlands demand verified total metals content because project regulators require absolute transparency. Others benefit from a single, consistent supply stream — reducing confusion and quality disputes down the line. This is rarely the case with piecemeal inventories collected from various sources and passed through trading desks without any technical support.

    Industry Trends and Challenges: Fake Quality, Real Consequences

    We’ve watched market trends for Iron Hydroxide shift with regulations: phosphorus rules get stricter, demand for adsorption media spikes. This often tempts others to cut corners, blending off-spec lots to meet volume on short notice. Companies who buy from such sources risk inconsistent contaminant removals, plugging of water plant vessels, or even outright permit violations after routine testing. We’ve often been called in after an emergency shutdown to help remediate failed batches — these situations rarely occur with material made freshly in a controlled, transparent environment.

    One growing problem is mislabeling of basic product specifications. On paper, many iron oxyhydroxide or “hydrated oxide” blends look the same, but the wrong oxidation state or moisture level drastically impacts phosphorus uptake or pigment stability. Direct manufacturing lets us tighten down on these variables, capturing all records for both in-process QC and final product. Quality accidents downstream — from pigment discoloration to failed effluent releases — stem from corners cut upstream. This is why we keep batch logs, not just marketing messages.

    Environmental and Regulatory Factors

    Iron Hydroxide roots itself in tough jobs: removing metals, stripping nutrients, and coloring products to a tight standard. All these uses run into regulatory scrutiny. Water utilities dealing with surface water discharge need proof of consistent contaminant removal; pigment manufacturers face durability and heavy metal limits. Regulatory compliance isn’t an afterthought for us — all production is regularly audited and adjusted to meet or exceed local requirements. We work under leading ISO quality systems, tracking every shipment from reactor to truck, but the practical drivers are old-fashioned: catching problems at the source, not after the tank truck arrives.

    Clients in public health or environmental remediation appreciate a full set of traceability and compliance information. They’ve asked us to support testing under both local standards and international benchmarks, with quick responses if questions arise after delivery. Not every supplier can field such requests directly from their actual shop floor. We credit this to a team culture that stays familiar with every process variable, not just those flagged in quarterly reviews. Following the evolving patchwork of local and national standards means more than keeping up with paperwork; it means understanding what can go wrong at each production stage, and heading off those issues before they leave the plant gates.

    Innovation: Meeting Demands Beyond Just Cost

    The push for greener, smarter water and materials management pushes the industry to rethink how Iron Hydroxide is made and applied. Our experience making modifications to particle size, surface functionalization, or drying method started not with marketing decisions, but in response to tough questions from technical customers. Some researchers needed materials tailored for new sensor applications, requiring the addition of functional groups on the Iron Hydroxide surface. We responded by investing in small-batch reactors and advanced surface modification techniques, allowing us to offer not just bulk ferric hydroxide, but tailored materials for novel applications.

    Meeting diverse needs goes further than simply making “premium” and “commodity” grades. We’ve supplied pilot-scale batches for process development labs working on removing selenium from industrial wastewater, and we’ve fielded requests for pigment with very specific L*a*b* color parameters to fit challenging architectural designs. These projects always circle back: production capability grows as customers bring us their toughest technical jobs. In every instance, lessons learned feed back into standard operations, making the next lot even better for everyone who relies on our products.

    Reducing Waste and Improving Product Stewardship

    Iron Hydroxide finds itself at the front lines of environmental control, yet its own stewardship matters as much as its role as a treatment agent. We have examined every production output, capturing both process gases and spent wash waters for recycling internally. Waste minimization started as a cost-saving tool, but as disposal regulations tightened, these lessons became key to staying competitive and responsible. Our plant staff continuously tweaks processes to squeeze down loss rates, recovering more usable material from every batch and returning suitable process water to the loop.

    End users — especially those tackling large contaminated field sites — face tightening constraints on importing and disposing of chemical agents. Environmental consultants have found value in using our documented low-contaminant material, because that eases downstream approvals when landfilling spent adsorbent after the end of a water treatment campaign. Running full toxicity and leachate testing on each batch has set our production apart, saving headaches in gaining site approvals.

    Lessons Learned in Handling and Application

    Unlike many laboratory chemicals, Iron Hydroxide calls for careful handling during transport, storage, and end use, especially as its nature as a hydrated material can lead to gradual changes if left uncovered. Even minor moisture gain from humid storage can change pourability and affect dosing rates at treatment sites. From the outset, our staff designed packaging and logistics so that customers receive fresh material on a timeline matched to their site requirements, never relying on long, unmonitored storage. Immediate communication between delivery driver, customer, and plant floor ensures batches arrive as intended — whether in sealed drums, on super sacks, or as flowable slurries for rapid use.

    Clients often start with advice from our technical service crew, who grew up alongside the plant and know not just the chemistry, but the quirks that can catch a rushed operator off guard. We’ve seen bulk delivery surprises: open drums in rainy weather, dispensing issues with damp powders, minor compaction in tall super sacks. The fix has always been hands-on: walking through actual site practices, swapping containers, or offering simple pre-drying methods to reclaim flow. These day-to-day realities rarely make it onto product bulletins but carry real weight in achieving “spec compliance” outside the laboratory.

    Differences That Matter: Iron Hydroxide versus Other Adsorbents and Pigments

    Chemically, Iron Hydroxide stands apart from activated alumina, GAC, or synthetic resin adsorbents. With phosphate or arsenic, ferric and ferrous hydroxides draw pollutants through strong chemisorption, often at lower cost and without the organics management headaches tied to many resins. Over repeated site installations, customers report easier management and disposal of spent Iron Hydroxide, especially compared to resin blends, because the natural base material is non-toxic and compatible with most landfill permits if handled correctly.

    Against red iron oxides or synthetic pigments, Iron Hydroxide offers a more muted, earthier color that fits certain architectural requirements and natural material blends. Some manufacturers overlook the difference this makes — especially in heritage or restoration projects, where too-bright reds signal modern origin. Color stability through time depends on how tightly hydrated the particles remain, so our team tracks drying conditions to ensure the product does not drift toward hard, dusty, or lumpy aggregates.

    In water treatment, plant engineers value Iron Hydroxide over GAC for its consistent removal of regulated anions, especially where surface chemistry plays the leading role. In pigment manufacture, the fine adjustment available in RT-65 has proven its value, as individual clients request tweaks not for cost reasons but out of a need to hit precise architectural goals. Where some seek only a generic “red powder,” our success has come from paying attention to the subtler variations — the undertones, moisture content, and granularity that become visible only under field application and UV exposure.

    Safeguarding Quality into the Future

    Iron Hydroxide production does not stand still. Over time, we face new environmental targets and product challenges, sometimes delivered with little warning from regulators or customers making leaps ahead in their treatment strategies. Our approach depends on remaining nimble: running test batches on new contaminants, collaborating with research groups targeting hard-to-remove pollutants, and keeping whole teams up to date on laboratory best practices.

    While some competitors view Iron Hydroxide as a commodity, we see it as an evolving solution. The only way to keep up is by learning — from mistakes, from client feedback, and from hands-on attention every day at the plant. Each request for a unique blend or a new application pushes us to improve, ultimately benefiting all customers who depend on the consistency and reliability we pledge and produce.

    Conclusion: Making Iron Hydroxide Work Harder for Every Industry

    Looking back over years of daily production, troubleshooting, and iterative improvement, our team understands Iron Hydroxide as a living product — shaped not just by its chemistry, but by the people and processes that bring it to customers worldwide. Our commitment stands in every drum and pallet that leaves the plant, backed by batch-by-batch transparency and a willingness to dive into the real, sometimes messy world of end-use challenges. From utilities protecting water sources to manufacturers crafting long-lasting colors, the trust put in our Iron Hydroxide is earned, not assumed. We remain ready to support next-generation solutions and address whatever the future of industry demands.