China Factory Direct
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| CAS number | 25550-98-5 |
| Product name | DIISODECYL PHENYL PHOSPHITE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial GradeMaterial GradeSpecialty 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 |
|---|---|---|
| Plastics Industry | Antioxidant | Used as a processing stabilizer for polyolefins, polyesters, and other plastics to prevent thermal oxidative degradation |
| Lubricants Industry | Additive | Applied in lubricating oils and hydraulic fluids as an antioxidant and corrosion inhibitor |
| Chemical Synthesis | Intermediate | Employed as a phosphorus-containing reagent for introducing phosphorus-based functionality in organic synthesis |
| Coatings Industry | Stabilizer | Incorporated into coating formulations to enhance weather resistance and stability |
| Rubber Industry | Anti-aging Agent | Applied in rubber products to retard material aging |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detection | Quantitative determination based on peak area comparison against certified reference standard under optimized chromatographic conditions. |
| Acid Value | Acid-Base Titration with KOH in ethanol | Neutralization of acidic impurities by standardized potassium hydroxide solution, using phenolphthalein indicator. |
| Color (APHA) | Visual Comparison or Spectrophotometric Measurement at 430 nm | Comparison of sample color intensity against APHA platinum-cobalt standard solutions or absorbance measurement at specified wavelength. |
| Water Content | Karl Fischer Coulometric Titration | Electrochemical quantification of water via iodine generation and stoichiometric reaction with water in anhydrous medium. |
| Phosphorus Content | Inductively Coupled Plasma Optical Emission Spectrometry (ICP-OES) | Atomic emission detection of phosphorus after acid digestion and nebulization into high-temperature plasma. |
| Heavy Metals (Pb, Cd, Hg, As) | ICP-OES or ICP-MS after microwave-assisted acid digestion | Multi-element quantification following complete matrix decomposition and dilution to suitable concentration range. |
| Residue on Ignition | Gravimetric Analysis (Weight Loss on Ignition) | Determination of non-volatile inorganic residue after controlled high-temperature ashing and weighing. |
| Refractive Index | Refractometry at 20 degrees C | Measurement of light bending angle through liquid sample relative to air, corrected to standard temperature. |
| Density | Digital Density Meter or Pycnometer | Mass-to-volume ratio determined by oscillating U-tube principle or calibrated glass vessel method. |
| Viscosity | Rotational Viscometry at 25 degrees C | Shear stress response measured under controlled rotational speed and temperature using calibrated spindle geometry. |
| Non-Volatile Matter | Gravimetric Evaporation | Residue weight after controlled evaporation of a known sample mass under specified temperature and time. |
| Odor | Sensory Evaluation (Qualified Panel) | Subjective assessment by trained personnel against defined odor descriptors and intensity scale per industry practice. |
| 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) | 1.495 - 1.505 |
| Relative Density (20°C/25°C) | 0.960 - 0.980 g/cm³ |
| Acid Value (mg KOH/g) | <=0.5 |
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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.