China Factory Direct
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| CAS number | 25085-50-1 |
| Product name | ALKYLPHENOL DISULFIDE |
| 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 |
|---|---|---|
| Lubricating Oil Industry | Used as an extreme pressure (EP) and anti-wear additive | Directly incorporated into formulations for gear oils, hydraulic oils, etc. |
| Metalworking Fluids | Used as a lubricant and anti-wear agent | Blended with other components in cutting oils, rolling oils, etc. |
| Industrial Gear Oils | Provides extreme pressure protection and anti-wear performance | Added to base oil in combination with other additives |
| Greases | Functions as an extreme pressure (EP) and anti-wear component | Mixed with other grease constituents during manufacturing |
| Fuel Oils | Used in trace amounts as a metal deactivator and lubricity improver | Added in minute quantities during fuel blending |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detector | Quantifies main component peak area against calibrated standard; separation based on volatility and polarity. |
| Moisture Content | Karl Fischer Titration | Measures water via coulometric or volumetric reaction between iodine and water in pyridine/methanol medium. |
| Acid Number | Acid-Base Titration with NaOH | Determines acidic impurities by titration with standardized sodium hydroxide solution using phenolphthalein indicator. |
| Sulfur Content | High-Temperature Combustion followed by UV Fluorescence Detection | Oxidizes sample to SO2, then measures SO2 concentration via UV-induced fluorescence intensity. |
| Ash Content | Gravimetric Analysis (Muffle Furnace) | Residue after high-temperature incineration is weighed to determine inorganic non-volatile content. |
| Color (APHA) | Visual Comparison or Spectrophotometric Measurement at 455 nm | Compares sample color to platinum-cobalt standards or measures absorbance at specified wavelength. |
| Density at 20 C | Digital Density Meter (Oscillating U-tube) | Determines density from resonant frequency shift of vibrating U-shaped tube filled with sample. |
| Viscosity at 40 C | Capillary Viscometer (e.g., ASTM D445) | Measures kinematic viscosity based on flow time through calibrated capillary under gravity. |
| Volatile Matter | Thermogravimetric Analysis (TGA) or Loss on Drying | Quantifies mass loss upon heating to defined temperature under controlled atmosphere. |
| Heavy Metals (Pb, Cd, Cr, Hg) | ICP-OES after Acid Digestion | Digests sample in nitric/hydrochloric acid, then measures metal emission intensities at characteristic wavelengths. |
| Chloride Content | Potentiometric Titration with AgNO3 | Detects chloride ions by silver nitrate titration using silver indicator electrode and reference electrode. |
| Non-Volatile Residue | Evaporation and Gravimetric Weighing | Measures residue remaining after controlled evaporation of known sample mass on aluminum dish. |
| Test Item | Specification |
|---|---|
| Appearance | Amber to dark brown viscous liquid |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Acid Value (mg KOH/g) | <=2.0 mg KOH/g |
| Refractive Index (n20/D) | 1.580–1.600 |
| Relative Density (20°C/25°C) | 1.15–1.25 g/cm³ |
| Odor | Characteristic sulfurous 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.