China Factory Direct
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| CAS number | 4708-04-7 |
| Product name | 1-PROPANEPHOSPHONIC DICHLORIDE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeMaterial GradeSpecialty GradeElectronic Grade |
| Packaging | 25KG/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 |
|---|---|---|
| Organic Synthesis | Used as an organophosphorus ligand or intermediate in the synthesis of flame retardants, antioxidants, etc. | Reacted with nucleophiles such as alcohols and amines under anhydrous conditions to form P–C or P–X bonds |
| Flame-Retardant Materials | Employed as a reactive flame-retardant monomer in polymerization or graft modification | Incorporated into polymer backbones via polymerization to enhance flame-retardant performance |
| Pharmaceutical Chemicals | Used in synthesizing phosphorus-containing drug molecules or chiral catalyst ligands | Served as a precursor to chiral phosphine ligands for asymmetric catalysis or drug structural modification |
| Electronic Materials | Used to prepare phosphorus-containing electronic chemicals, such as semiconductor dopants or interface modifiers | Phosphorus introduced via vapor-phase deposition or solution-processing techniques to tune material properties |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (P(C3H7)Cl2) | Acid-Base Titration with Potentiometric Endpoint | Hydrolysis of sample followed by titration of liberated HCl with standardized NaOH using potentiometric detection. |
| Acidity (as HCl) | Acid-Base Titration | Direct titration with standardized NaOH using phenolphthalein or potentiometric endpoint to quantify free HCl. |
| Moisture Content | Karl Fischer Coulometric Titration | Electrochemical generation of iodine to react stoichiometrically with water; quantified by charge consumed. |
| Color (APHA) | Visual Comparison or Spectrophotometric Measurement | Comparison of sample color against APHA platinum-cobalt standard solutions at 455 nm. |
| Density at 20 degC | Digital Density Meter | Measurement of oscillation frequency of a U-tube filled with sample, correlated to density via calibration. |
| Refractive Index at 20 degC | Abbe Refractometer | Measurement of angle of refraction of sodium D-line light passing through the sample. |
| Residue on Evaporation | Gravimetric Analysis | Evaporation of known sample mass to dryness under controlled conditions, followed by weighing of non-volatile residue. |
| Chloride Impurities (as Cl-) | Ion Chromatography (IC) | Separation of anions on ion-exchange column with conductivity detection after elution. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Atomization of sample in flame or graphite furnace followed by absorption measurement at characteristic wavelength. |
| Phosphorus Content | Inductively Coupled Plasma Optical Emission Spectrometry (ICP-OES) | Atomization and excitation of sample in plasma; phosphorus quantified via emission intensity at specific wavelength. |
| Volatile Impurities | Gas Chromatography with FID Detection (GC-FID) | Separation of volatile components on capillary column; detection and quantification by flame ionization. |
| Purity Profile | Gas Chromatography-Mass Spectrometry (GC-MS) | Separation by GC followed by electron ionization and mass spectral identification/quantification of individual components. |
| Test Item | Specification |
|---|---|
| Appearance | Colorless to pale yellow liquid |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.475–1.485 |
| Relative Density (20°C/25°C) | 1.23–1.25 g/cm³ |
| Odor | Characteristic pungent odor |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
| Pictograms | ![]() ![]() |
| Signal Word | Danger |
| 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.