China Factory Direct
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| CAS number | 17201-87-5 |
| Product name | 3-CHLOROMETHYL HEPTAMETHYL TRISILOXANE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeIndustrial GradeElectronic GradeCosmetic GradeFood 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 |
|---|---|---|
| Silicone Materials | Used as a crosslinker or modifier in the synthesis of siloxane polymers with specialized surface properties | Reacted via condensation or hydrosilylation with hydroxyl- or hydrosilyl-containing siloxanes under catalysis |
| Coatings & Paints | Used to formulate hydrophobic, anti-fouling, or low-surface-energy coatings | Incorporated as a functional monomer into coating systems and cured to form a crosslinked network |
| Electronic Encapsulation | Used as a coupling agent to improve interfacial adhesion between silicone gels and substrates (e.g., silicon wafers, metals) | Added to encapsulation gels to enhance adhesion and moisture resistance via silane coupling reactions |
| Personal Care | Used as a conditioning agent in premium skincare or hair care formulations to impart a silky feel | Formulated as a low-surface-tension component, co-emulsified with silicone oils in emulsion systems |
| Petrochemicals | Used in the synthesis of high-performance silicone oils or resins to improve rheological behavior and thermal stability | Employed as a chain-end capping agent in siloxane polymerization |
| 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 using capillary column separation. |
| Chloride Content | Potentiometric Titration with AgNO3 | Direct titration of chloride ions using silver nitrate solution with silver indicator electrode and reference electrode. |
| Acid Value | Acid-Base Titration with NaOH | Neutralization of acidic impurities using standardized sodium hydroxide solution and phenolphthalein indicator. |
| Water Content | Karl Fischer Coulometric Titration | Electrochemical generation and reaction of iodine with water in anhydrous methanol-based reagent to determine trace moisture. |
| Residue on Ignition | Gravimetric Analysis (Weight Loss on Heating) | Heating sample at 550-600 C in platinum crucible and measuring non-volatile residue mass after cooling. |
| Heavy Metals (as Pb) | ICP-OES | Multi-element quantification of heavy metal impurities following acid digestion and plasma excitation emission spectroscopy. |
| Iron Content | AAS (Flame Atomic Absorption Spectroscopy) | Atomization of digested sample in air-acetylene flame and measurement of absorbance at characteristic Fe wavelength. |
| Refractive Index | Refractometry | Measurement of light bending angle at air-sample interface at 20 C using calibrated Abbe refractometer. |
| Density | Pycnometry | Determination of mass per unit volume using calibrated glass pycnometer at controlled temperature (20 C). |
| Color (APHA) | Visual Comparison or Spectrophotometric Measurement | Comparison of sample color intensity against platinum-cobalt standard solutions or absorbance at 455 nm. |
| Volatile Impurities | Headspace GC-MS | Separation and identification of low-boiling contaminants by gas chromatography coupled with mass spectrometric detection. |
| Viscosity | Capillary Viscometry | Measurement of flow time through calibrated Ubbelohde capillary viscometer at 25 C, converted to kinematic viscosity. |
| 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) | 1.395–1.405 |
| Relative Density (20°C/25°C) | 0.92–0.94 g/cm³ |
| Odor | Characteristic mild 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.