China Factory Direct
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| CAS number | 5700-49-2 |
| Product name | Ethanediamine dihydroiodide |
| 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 |
|---|---|---|
| Pharmaceuticals | Intermediate in the synthesis of antithyroid drugs (e.g., methimazole) | Serves as an iodine or amine source in organic synthesis reactions, participating in cyclization or substitution reactions |
| Chemical Reagents | Analytical reagent and organic synthesis reagent | Used in laboratories to prepare iodine- or nitrogen-containing compounds |
| Pesticides | Intermediate in the synthesis of certain fungicides or plant growth regulators | Involved in constructing heterocyclic compounds for active ingredient synthesis |
| Materials Science | Used to prepare iodine-containing functional materials or coordination polymers | Acts as a ligand coordinating with metal ions to form complexes with specific structures |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (C2H8N2.2HI) | Acid-Base Titration | Titration with standardized NaOH solution using phenolphthalein indicator; quantifies total acid content from HI and protonated amine. |
| Heavy Metals (as Pb) | Colorimetric Sulfide Precipitation | Reaction with thioacetamide under controlled pH to form colored metal sulfide complexes, compared visually or spectrophotometrically. |
| Iodide Content | Potentiometric Titration with AgNO3 | Direct titration using silver nitrate and silver indicator electrode; endpoint detected by potential change due to AgI precipitation. |
| Water Content | Karl Fischer Titration | Coulometric or volumetric reaction of water with iodine, sulfur dioxide, and base in methanol/pyridine medium; measures trace moisture. |
| pH (1% aqueous solution) | pH Meter Measurement | Electrochemical measurement using calibrated glass electrode in a defined aqueous solution at 25 C. |
| Appearance | Visual Inspection | Assessment of physical state, color, and clarity against standard reference under controlled lighting conditions. |
| Solubility in Water | Qualitative Solubility Test | Observation of complete dissolution in specified volume of distilled water at 20 C with gentle agitation. |
| Residue on Ignition | Gravimetric Analysis | Heating sample to 700-800 C in platinum crucible, cooling, and weighing residual inorganic ash. |
| Chloride Impurity | Ion Chromatography (IC) | Separation of anions on ion-exchange column with conductivity detection; quantifies Cl- relative to calibration standards. |
| Sulfate Impurity | Barium Sulfate Turbidimetry | Precipitation of sulfate as BaSO4 in acidic medium; turbidity measured spectrophotometrically at 420 nm. |
| Iron Content | Atomic Absorption Spectroscopy (AAS) | Atomization of acid-digested sample; measurement of absorbance at 248.3 nm for Fe determination. |
| Organic Volatile Impurities | Gas Chromatography (GC-FID) | Separation on capillary column with flame ionization detection; identification and quantification against reference standards. |
| Test Item | Specification |
|---|---|
| Appearance | White to gray solid |
| Purity | >=98.0% |
| Water Content (KF) | <=0.5% |
| Melting Point | 168-172°C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=10 ppm |
| Residue on Ignition | <=0.1% |
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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.