China Factory Direct
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| CAS number | 482-54-2 |
| Product name | CDTA |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradePharmaceutical GradeMaterial GradeSpecialty GradeFood 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 | Chelating agent | Used to chelate metal ions, enhancing solution stability and preventing precipitation |
| Biomedical | Analytical reagent | Applied as a chelating agent for the determination and separation of metal ions, such as lead in blood analysis |
| Environmental protection | Water treatment | Employed to remove heavy metal ions from water, improving water quality and preventing environmental contamination |
| Materials science | Metal surface treatment | Utilized in pre-plating surface preparation to remove metal oxide layers and improve coating quality |
| Pharmaceutical | Drug synthesis | Serves as an intermediate in drug synthesis reactions, including the production of certain antibiotics and anticancer agents |
| Agriculture | Pesticide formulation | Functions as a chelating agent in pesticide formulations to enhance efficacy and stability |
| Food industry | Food additive | Acts as an antioxidant and stabilizer in food processing to retard spoilage |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Acid-Base Titration with Standardized HCl | Quantifies main component by stoichiometric reaction of amine groups with strong acid using potentiometric or visual endpoint detection. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Measures total heavy metal content by atomization and absorption of characteristic wavelength light in graphite furnace or flame mode. |
| Iron (Fe) | Inductively Coupled Plasma Optical Emission Spectrometry (ICP-OES) | Determines Fe concentration via emission intensity of excited Fe atoms in high-temperature plasma. |
| Chloride (Cl-) | Potentiometric Titration with AgNO3 | Detects chloride ions by precipitation titration using silver nitrate and silver indicator electrode. |
| Sulfate (SO42-) | Gravimetric Analysis | Quantifies sulfate as insoluble BaSO4 precipitate after barium chloride addition and high-temperature drying/weighing. |
| Water Content | Karl Fischer Coulometric Titration | Measures trace water via electrochemical iodine generation proportional to water content in anhydrous methanol-based medium. |
| Residue on Ignition | Gravimetric Analysis | Determines non-volatile inorganic impurities by weight loss after high-temperature ashing at 700-800 C. |
| pH (1% aqueous solution) | pH Potentiometry | Measures hydrogen ion activity using calibrated glass electrode in standardized aqueous solution. |
| Appearance | Visual Inspection | Assesses physical state, color, and clarity against standard white background under controlled lighting. |
| Solubility in Water | Qualitative Dissolution Test | Evaluates complete dissolution in specified volume of water at defined temperature and time. |
| Related Substances | High Performance Liquid Chromatography (HPLC) | Separates and quantifies structurally similar impurities using reversed-phase column and UV detection. |
| Specific Optical Rotation | Polarimetry | Measures chiral purity by angular rotation of plane-polarized light through a solution of known concentration and path length. |
| Test Item | Specification |
|---|---|
| Appearance | Yellow solid |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Melting Point | 185-189°C |
| Total Impurities | <=1.0% |
| Heavy Metals | <=20 ppm |
| Residue on Ignition | <=0.1% |
| Solubility | Soluble in water and methanol; slightly soluble in ethanol |
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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.