China Factory Direct
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| CAS number | 39225-17-7 |
| Product name | DIETHYL 4-CHLOROBENZYLPHOSPHONATE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial Grade |
| Packaging | 25L/drum200L/drum1000L/IBC |
| 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 |
|---|---|---|
| Agriculture | Synthesis intermediate for organophosphorus insecticides and acaricides | Reacted with chloroacetyl chloride to synthesize active ingredients such as phosazetim |
| Pharmaceuticals | Synthesis intermediate for pharmaceuticals | Used to construct the structural backbone of phosphorus-containing drug molecules |
| Materials Science | Flame retardant monomer or modifier | Incorporated as a reactive flame retardant in polymer modification |
| Chemicals | Organic synthesis reagent | Serves as a substrate in organophosphorus chemistry, including the Michaelis–Arbuzov reaction |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detection | Quantifies main component by retention time and peak area comparison against certified reference standard. |
| Related Substances | Gas Chromatography-Mass Spectrometry (GC-MS) | Identifies and semi-quantifies impurities based on retention time and mass spectral fragmentation patterns. |
| Water Content | Karl Fischer Titration (Coulometric) | Electrochemically determines water via iodine generation and stoichiometric reaction with water in anhydrous medium. |
| Acid Value | Acid-Base Titration with NaOH standard solution | Measures free acidic impurities by titration with standardized sodium hydroxide to phenolphthalein endpoint. |
| Chloride Content | Ion Chromatography (IC) | Separates and quantifies chloride ions using ion-exchange column and conductivity detection. |
| Heavy Metals (Pb, Cd, Hg, As) | Inductively Coupled Plasma-Optical Emission Spectrometry (ICP-OES) | Simultaneously detects trace metals after acid digestion by measuring element-specific atomic emission lines. |
| Residue on Ignition | Gravimetric Analysis (Weight Loss on Ignition) | Determines non-volatile inorganic residue after high-temperature ashing at 600-700 C. |
| Appearance | Visual Inspection | Assesses physical state, color, and clarity against specified standards under controlled lighting conditions. |
| Density | Digital Density Meter (Oscillating U-tube) | Measures density based on resonant frequency shift of a vibrating U-shaped tube filled with sample. |
| Refractive Index | Refractometry | Determines refractive index by measuring angle of light refraction at air-sample interface using calibrated prism. |
| Boiling Point | Capillary Boiling Point Apparatus | Determines temperature at which vapor pressure equals atmospheric pressure under reduced pressure if applicable. |
| Organic Volatile Impurities | Headspace Gas Chromatography (HS-GC) | Detects and quantifies residual solvents by analyzing equilibrium vapor phase above heated liquid sample. |
| Test Item | Specification |
|---|---|
| Appearance | Colorless liquid |
| Purity | >=99.0% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.0% |
| Single Impurity | <=0.3% |
| Identification (NMR) | Consistent with structure |
| Refractive Index (n20/D) | 1.528–1.532 |
| Relative Density (20°C/25°C) | 1.225–1.235 g/cm³ |
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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.