China Factory Direct
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| CAS number | 598-02-7 |
| Product name | DIETHYL PHOSPHATE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeIndustrial GradeReagent Grade |
| Packaging | 25L/drum |
| 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 |
|---|---|---|
| Pesticides | Intermediate for organophosphorus insecticides | Used as an intermediate in the synthesis of organophosphorus insecticides such as trichlorfon and dichlorvos, via esterification or condensation reactions to produce active ingredients |
| Chemical Synthesis | Organic synthesis reagent | Serves as a starting material for synthesizing phosphate esters and participates in the preparation of various organophosphorus compounds |
| Flame Retardants | Raw material for flame retardants | Used to synthesize phosphate ester derivatives with flame-retardant properties for flame-retardant treatment of polymeric materials |
| Plastics & Rubber | Plasticizer intermediate | Used in the production of certain phosphate ester plasticizers to enhance flexibility and processability of plastics and rubber |
| Analytical Chemistry | Analytical reagent | Used as a reference standard or reaction reagent for qualitative or quantitative analysis of phosphate ester compounds in laboratory settings |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (P2O5 content) | Acid-base titration | Hydrolysis to phosphoric acid followed by titration with standardized NaOH solution. |
| Water content | Karl Fischer titration | Electrochemical titration using iodine and sulfur dioxide in methanol to quantify water. |
| Acidity (as H3PO4) | Acid-base titration | Titration of free acidic impurities with standardized NaOH using phenolphthalein indicator. |
| Color | Visual comparison or spectrophotometry | Comparison against platinum-cobalt standard solutions or measurement of absorbance at 430 nm. |
| Density | Pycnometry or digital densitometer | Measurement of mass per unit volume at specified temperature (e.g., 20 C). |
| Refractive index | Refractometry | Determination of light bending angle through the sample at controlled temperature (e.g., 20 C). |
| Chloride content | Ion chromatography (IC) | Separation and quantification of chloride ions using anion-exchange column and conductivity detection. |
| Sulfate content | Gravimetric analysis | Precipitation as BaSO4 followed by drying and weighing of the precipitate. |
| Heavy metals (as Pb) | Atomic absorption spectroscopy (AAS) | Atomization of sample and measurement of absorbance at characteristic wavelength for lead. |
| Residue on ignition | Gravimetric analysis | Ignition of sample at 500-600 C to oxidize organics, then weighing of inorganic residue. |
| Ethanol content | Gas chromatography (GC) | Separation on capillary column with FID detection using internal standard calibration. |
| Appearance | Visual inspection | Examination of clear, colorless liquid in a transparent container under controlled lighting. |
| Test Item | Specification |
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| Appearance | Colorless liquid |
| Purity | >=98.0% |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.392–1.396 |
| Relative Density (20°C/25°C) | 1.067–1.073 g/cm³ |
| Odor | Characteristic ester-like odor |
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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.