China Factory Direct
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| CAS number | 1825-63-4 |
| Product name | Trimethyl(propoxy)silane |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeIndustrial GradeElectronic Grade |
| Packaging | 25L/drum200L/drum1000L/IBC |
| 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 |
|---|---|---|
| Coatings & Resins | Used as a crosslinker in polyester and epoxy resin systems to enhance coating heat resistance and mechanical properties | Reacts with functional groups in resins to form a three-dimensional network structure |
| Construction Materials | Used in waterproof coatings and sealants to improve water resistance and adhesion | Mixed with silicone or polyurethane bases to enhance adhesion and weather resistance |
| Electronics & Electrical | Used in encapsulation and insulation materials to improve dielectric performance and thermal stability | Acts as a coupling agent to strengthen the interfacial bond between filler and matrix |
| Textile Industry | Used in fabric treatment agents to impart water repellency, soil resistance, and antistatic properties | Reacts with hydroxyl groups on fiber surfaces to form a hydrophobic layer |
| Chemical Feedstock | Serves as an intermediate in the synthesis of other organosilicon compounds | Processed via hydrolysis and condensation reactions to produce siloxane-based compounds |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) | Quantifies main component peak area relative to calibration standard using flame ionization detection. |
| Water Content | Karl Fischer Titration | Measures water via coulometric or volumetric reaction between water and iodine in pyridine-methanol medium. |
| Acid Value | Acid-Base Titration | Determines acidic impurities by titration with standardized potassium hydroxide solution using phenolphthalein indicator. |
| Color | Visual Comparison or Spectrophotometry (APHA) | Compares sample color against platinum-cobalt standard solutions or measures absorbance at 430 nm. |
| Density | Digital Density Meter | Determines mass per unit volume at specified temperature using oscillating U-tube principle. |
| Refractive Index | Refractometry | Measures bending of light through liquid sample at 20 C using sodium D-line (589 nm). |
| Chloride Content | Ion Chromatography (IC) | Separates and quantifies chloride ions using anion-exchange column and conductivity detection. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Measures total heavy metal content after acid digestion by atomic absorption at characteristic wavelength. |
| Residue on Ignition | Gravimetric Analysis | Determines non-volatile inorganic residue after high-temperature ashing and weighing. |
| Distillation Range | Simple Distillation with Thermometer | Measures initial and final boiling points under atmospheric pressure using calibrated distillation apparatus. |
| Viscosity | Capillary Viscometry | Determines kinematic viscosity by measuring flow time through calibrated capillary tube at controlled temperature. |
| Non-Volatile Matter | Gravimetric Evaporation | Quantifies residue after evaporating known sample mass at 105 C and drying to constant weight. |
| Test Item | Specification |
|---|---|
| Appearance | Colorless liquid |
| Purity | >=98.0% (GC) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.395–1.405 |
| Relative Density (20°C/25°C) | 0.785–0.795 g/cm³ |
| Odor | Characteristic silane 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.