China Factory Direct
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| CAS number | 13268-42-3 |
| Product name | Ferric ammonium oxalate trihydrate |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material 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 |
|---|---|---|
| Chemical Industry | Oxidizing Agent | Used in oxidation reactions during organic synthesis |
| Analytical Chemistry | Titrant | Applied in redox titrations |
| Environmental Protection | Water Treatment | Used to remove heavy metal ions from water |
| Electroplating Industry | Coating Treatment | Added to electroplating baths |
| Textile Industry | Bleaching and Dyeing | Applied in textile bleaching and dyeing processes |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (FeNH4(C2O4)3 content) | Redox Titration with KMnO4 | Oxidation of oxalate by standardized KMnO4 in acidic medium; endpoint detected by persistent pink color. |
| Iron (Fe) Content | Atomic Absorption Spectroscopy (AAS) | Quantification of Fe based on absorption of specific wavelength light by ground-state Fe atoms in flame. |
| Ammonium (NH4+) Content | Formaldehyde Titration | Reaction of NH4+ with formaldehyde to liberate H+, titrated with standardized NaOH using phenolphthalein. |
| Oxalate (C2O4) Content | Gravimetric Analysis as CaC2O4 | Precipitation of oxalate as calcium oxalate monohydrate, followed by ignition to CaO and weighing. |
| Moisture Content | Karl Fischer Titration | Electrochemical determination of water via iodine-sulfur dioxide reaction in methanol-based reagent. |
| pH of 1% Aqueous Solution | Potentiometric pH Measurement | Measurement of hydrogen ion activity using calibrated glass electrode and reference electrode. |
| Heavy Metals (Pb, Cd, Ni, Cr) | Inductively Coupled Plasma Optical Emission Spectrometry (ICP-OES) | Multi-element quantification by measuring characteristic atomic emission lines after plasma atomization/excitation. |
| Chloride (Cl-) Impurity | Argentometric Titration (Mohr method) | Titration with AgNO3 using K2CrO4 indicator; endpoint signaled by formation of red Ag2CrO4 precipitate. |
| Sulfate (SO4) Impurity | Barium Sulfate Gravimetry | Precipitation of SO4 as BaSO4 in acidic medium, followed by filtration, drying, and weighing. |
| Insoluble Matter | Gravimetric Filtration | Filtration of aqueous solution through pre-weighed sintered glass crucible, drying, and mass difference determination. |
| Loss on Ignition (LOI) | Thermogravimetric Analysis (TGA) | Mass loss measured upon heating to 800 C under air; reflects decomposition of oxalate and ammonium components. |
| Bulk Density | Tap Density Measurement | Volume occupied by a known mass of powder after standardized mechanical tapping; calculated as mass/volume. |
| Test Item | Specification |
|---|---|
| Appearance | Green solid |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Heavy Metals | <=20 ppm |
| Residue on Ignition | <=0.3% |
| Solubility | Soluble in water; insoluble in ethanol |
| Odor | Odorless |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
| Pictograms | ![]() |
| Signal Word | Warning |
| Safety Data Sheet | |
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.