China Factory Direct
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| CAS number | 998-30-1 |
| Product name | Triethoxysilane |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeMaterial 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 |
|---|---|---|
| Paint & Coatings Industry | Enhancing water resistance | Used as a coating additive to improve adhesion between the coating and substrate via chemical reaction, thereby enhancing water resistance. |
| Construction Materials | Improving bond strength | Incorporated into cement, mortar, and other construction materials to enhance bonding strength and waterproofing performance. |
| Glass Fiber | Surface treatment agent | Applied as a glass fiber surface treatment agent to improve compatibility and interfacial bonding with resins. |
| Plastics Industry | Promoting crosslinking | Used as a crosslinking agent in the production of certain plastic products to improve physical and mechanical properties. |
| Electronics Industry | Encapsulation material | Applied in electronic component encapsulation to provide effective electrical insulation and environmental protection. |
| Pharmaceutical Industry | Intermediate | Used as a raw material in the synthesis of certain pharmaceuticals or pharmaceutical intermediates. |
| Rubber Industry | Reinforcing agent | Incorporated into rubber formulations to enhance abrasion resistance and aging resistance of rubber products. |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) | Quantifies main component by separation and detection based on volatility and polarity differences. |
| Water Content | Karl Fischer Titration | Measures water via stoichiometric reaction between iodine, sulfur dioxide, and water in pyridine/methanol medium. |
| Acidity (as HCl) | Acid-Base Titration | Determines acidic impurities by titration with standardized sodium hydroxide solution using phenolphthalein indicator. |
| Density at 20 C | Digital Density Meter | Calculates density from oscillation frequency of a U-tube filled with sample at controlled temperature. |
| Refractive Index at 20 C | Refractometry | Measures bending of light passing through sample to determine refractive index as function of composition. |
| Color (APHA) | Visual Comparison or Spectrophotometry | Evaluates yellowness by comparing sample color to platinum-cobalt standard solutions or measuring absorbance at 430 nm. |
| Residue on Evaporation | Gravimetric Analysis | Determines non-volatile residue by evaporating known mass of sample under controlled conditions and weighing residue. |
| Chloride Content | Ion Chromatography (IC) | Separates and quantifies chloride ions using ion-exchange column and conductivity detection. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Measures total heavy metals after wet digestion by atomic absorption at characteristic wavelength for lead. |
| Iron Content | Inductively Coupled Plasma Optical Emission Spectrometry (ICP-OES) | Quantifies iron via emission intensity of excited iron atoms in high-temperature plasma. |
| Ethanol Content | Gas Chromatography (GC) | Detects residual ethanol as impurity using headspace or direct injection GC with flame ionization detection. |
| pH of Aqueous Solution | pH Meter Measurement | Determines acidity/basicity of 10% aqueous solution using calibrated glass electrode pH meter. |
| Test Item | Specification |
|---|---|
| Appearance | Colorless to yellow liquid |
| Purity | >=98.0% (GC) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.392–1.396 |
| Relative Density (20°C/4°C) | 0.875–0.885 g/cm³ |
| Odor | Characteristic ethereal 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.