China Factory Direct
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| CAS number | 14476-16-5 |
| Product name | iron(2+);carbonate |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty GradeReagent Grade |
| Packaging | 25KG/bag500KG/bag1000KG/bag |
| Sample | Test Samples Available (Click to Request Samples) |
| COA | View COA |
| Price | Get Quote |
| Supply Type | Bulk / Contract manufacturing / OEM |
| Shipping | FCL / LCL available |
| Payment Terms | Support FOB \ CIF \ EXW quotations, and accept Letter of Credit (L/C). |
| Manufacturer | Greenrock Chemical(China Factory) |
Based on current marketvolatility and material availability.
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
| Industry | Application | Process |
|---|---|---|
| Water Treatment | Removal of heavy metal ions from water | Added to water for adsorption and precipitation |
| Agriculture | Iron source in fertilizers | Incorporated into soil as a controlled-release fertilizer |
| Environmental Remediation | Soil remediation | Injected into soil to immobilize contaminants |
| Industrial | Raw material for manufacturing other iron compounds | Used as a reactant in iron salt synthesis |
| Chemical Industry | Production of iron salts and iron oxides | Converted into target products via chemical reaction |
| Mining | Processing of iron ore | Employed as an intermediate in iron ore processing |
| Detection Item | Common Analytical Method | Method Overview |
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| Assay (FeCO3 content) | Acid-Base Titration | Dissolution in HCl followed by back-titration of excess acid with standardized NaOH solution. |
| Total Iron (Fe) | Redox Titration (KMnO4) | Oxidation of Fe2+ to Fe3+ with KMnO4 in acidic medium; endpoint detected by persistent pink color. |
| Moisture Content | Gravimetric Method (Loss on Drying) | Weight loss measured after drying at 105 C for 2 h under controlled atmospheric conditions. |
| Insoluble Matter | Gravimetric Filtration | Sample dissolved in dilute HCl, filtered, residue dried and weighed. |
| Chloride (Cl-) | Argentometric Titration (Mohr method) | Titration with AgNO3 using K2CrO4 indicator; formation of red Ag2CrO4 signals endpoint. |
| Sulfate (SO42-) | Gravimetric Precipitation | Precipitation as BaSO4 in acidic medium, followed by filtration, drying, and weighing. |
| Heavy Metals (Pb, Cd, Hg, As) | ICP-OES | Multi-element quantification after acid digestion; based on element-specific atomic emission intensities. |
| Arsenic (As) | Hydride Generation AAS | Chemical reduction to arsine gas, swept into quartz cell for atomic absorption measurement. |
| Particle Size Distribution | Laser Diffraction | Analysis of light scattering pattern from dispersed particles to determine size distribution. |
| pH of Aqueous Slurry | Potentiometric Measurement | Measurement using calibrated pH electrode in 10% w/w aqueous suspension. |
| Bulk Density | ASTM D1895 | Determination of mass per unit volume for freely flowing powder in a standardized cup. |
| Ignition Loss | Gravimetric Method (Loss on Ignition) | Weight loss measured after heating at 900 C for 1 h to remove CO2 and oxidize residual organics. |
| Test Item | Specification |
|---|---|
| Appearance | Grayish-white to light brown crystalline powder |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Residue on Ignition | <=1.0% |
| Heavy Metals | <=20 ppm |
| Total Impurities | <=1.5% |
| Solubility | Insoluble in water; soluble in dilute mineral acids |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
1. How do you ensure product quality consistency?
We rely on a mature China-based manufacturing system and implement strict batch control and quality inspection for every shipment. Our production process complies with ISO 9001 standards, and a COA is provided for each batch to ensure consistent and reliable quality.
2. Do you offer competitive pricing for bulk orders?
Yes, as a China-based manufacturer and bulk supplier, we provide tiered pricing based on order volume. We support FOB and CIF quotations, as well as L/C payment terms for large transactions to meet international trade requirements.
3. Can you support large-volume or long-term supply?
We have stable production capacity and a well-established supply chain, enabling continuous bulk supply. We support ton-level and container-level orders, as well as long-term cooperation projects.
4. What is your typical lead time?
For in-stock products, shipment can be arranged within 1–3 days. For bulk packaging or customized orders, lead time depends on the specific quantity and production schedule.
5. What documents do you provide?
We can provide complete documentation upon request, including COA, SDS, TDS, and other compliance certificates, meeting industrial procurement and export requirements.
6. Can you customize product specifications or packaging?
Yes, we support customization of parameters such as purity, impurities, residual solvents, and heavy metals. We also offer various bulk packaging options, including 25kg bags, drums, and IBC tanks, suitable for industrial applications and transportation.
7. What shipping options do you support?
We support both FCL (Full Container Load) and LCL (Less than Container Load) shipments, and can flexibly arrange logistics solutions based on order size to meet bulk chemical export needs.
8. Do you provide technical or application support?
Yes, we provide basic application guidance and technical support based on industry experience to help customers optimize product usage.
9. How do you handle compliance and export regulations?
We are familiar with international trade and export regulations, ensuring all products comply with relevant requirements. We also provide complete documentation to support smooth customs clearance and global delivery.