China Factory Direct
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| CAS number | 65994-07-2 |
| Product name | trimethoxy-[3-(2-methoxyethoxy)propyl]silane |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeIndustrial GradeElectronic Grade |
| Packaging | 25L/drum |
| 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 & Surface Treatment | Silane coupling agents for improving interfacial adhesion between inorganic materials (e.g., glass, metals, mineral fillers) and organic polymers | Added to primer or coating formulations to form a chemically bonded layer on the substrate surface via hydrolysis and condensation reactions |
| Composites | Enhancing dispersion and compatibility of fillers (e.g., silica, calcium carbonate) in resin matrices | Incorporated during filler pre-treatment or compounding to improve mechanical performance and durability of composites |
| Adhesives & Sealants | Improving adhesion to inorganic substrates and maintaining bond stability under humid conditions | Added directly as an additive into adhesive or sealant systems to participate in crosslink network formation |
| Electronic Encapsulation | Enhancing interfacial adhesion between epoxy molding compounds and silicon dies or lead frames | Used as a coupling aid in encapsulant formulations to improve device reliability and moisture resistance |
| Textile Finishing | Imparting hydrophobicity, soil resistance, or antistatic properties to fabrics | Applied via impregnation-drying to form an organosilicon-modified layer on fiber surfaces |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detector | Quantifies main component peak area relative to calibration curve using internal or external standard. |
| Water Content | Karl Fischer Titration | Measures water via stoichiometric reaction between water, iodine, sulfur dioxide, and base in methanol medium. |
| Acid Number | Acid-Base Titration with NaOH | Determines acidic impurities by titration with standardized sodium hydroxide solution using phenolphthalein indicator. |
| Chloride Content | Ion Chromatography (IC) | Separates and quantifies chloride ions based on ion exchange retention and conductivity detection. |
| Residue on Ignition | Gravimetric Analysis | Measures non-volatile inorganic residue after controlled high-temperature ashing and weighing. |
| Density at 20 C | Digital Density Meter | Determines mass per unit volume using oscillating U-tube principle calibrated with reference standards. |
| Refractive Index at 20 C | Refractometry | Measures bending of light through sample at specified temperature to infer composition and purity. |
| Color (APHA) | Visual Comparison or Spectrophotometer | Evaluates yellowness against platinum-cobalt standards using visual matching or absorbance at 455 nm. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Quantifies total heavy metals after wet digestion by measuring atomic absorption of specific metal wavelengths. |
| Volatile Impurities | Headspace Gas Chromatography (HS-GC) | Detects low-boiling contaminants by analyzing vapor phase above heated sample using GC-FID. |
| Viscosity at 25 C | Rotational Viscometry | Measures resistance to flow under shear using calibrated spindle rotation in controlled temperature bath. |
| pH of Aqueous Solution | pH Meter | Determines hydrogen ion activity in 10% aqueous solution using calibrated glass electrode system. |
| Test Item | Specification |
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| Appearance | Colorless liquid |
| Purity | >=98.0% (GC) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.420–1.430 |
| Relative Density (20°C/25°C) | 0.890–0.910 g/cm³ |
| Odor | Characteristic odor |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
| Pictograms | ![]() |
| Signal Word | Warning |
| 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.