China Factory Direct
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| CAS number | 14814-09-6 |
| Product name | 3-Mercaptopropyltriethoxysilane |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeIndustrial 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 |
|---|---|---|
| Rubber Industry | Silane coupling agent to enhance bonding between fillers and rubber | Added during compounding to promote filler dispersion and interfacial adhesion |
| Glass Fiber Industry | Surface treatment agent to improve adhesion between resin and glass fiber | Applied via sizing process to form a chemically bonded layer |
| Sealants and Adhesives | Improves compatibility and adhesion between fillers and polymer matrix | Used in pre-treatment or directly incorporated into the formulation |
| Coatings Industry | Enhances coating adhesion to substrates | Incorporated into the coating formulation to participate in crosslinking reactions |
| Plastic Modification | Improves dispersion and interfacial bonding of inorganic fillers in plastics | Blended with raw materials prior to extrusion or injection molding |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Purity | Gas Chromatography (GC) | Separation and quantification based on volatility and interaction with column stationary phase |
| Moisture Content | Karl Fischer Titration | Electrochemical titration measuring water via iodine-sulfur dioxide reaction |
| Acid Value | Acid-Base Titration | Neutralization of acidic impurities with standardized NaOH solution using phenolphthalein indicator |
| Density | Digital Density Meter | Measurement of mass per unit volume at specified temperature using oscillating U-tube principle |
| Refractive Index | Refractometry | Determination of light bending angle at air-sample interface to assess composition and purity |
| Color | APHA Color Scale Comparison | Visual or instrumental comparison against platinum-cobalt standard solutions |
| Sulfur Content | Combustion IC Analysis | Oxidative combustion followed by ion chromatographic detection of sulfate ions |
| Heavy Metals (Pb, Cd, Hg, As) | ICP-OES | Atomization and excitation in plasma; elemental quantification via characteristic emission wavelengths |
| Residue on Ignition | Gravimetric Analysis | Weighing non-volatile residue after high-temperature ashing of sample |
| Chloride Content | Potentiometric Titration | Titration with AgNO3 using silver electrode to detect endpoint via potential change |
| Viscosity | Rotational Viscometry | Measurement of torque required to rotate a spindle in sample at controlled shear rate and temperature |
| pH of Aqueous Solution | pH Meter Measurement | Electrochemical potential difference between reference and glass electrodes in diluted aqueous sample |
| Test Item | Specification |
|---|---|
| Appearance | Colorless to pale yellow liquid |
| Purity | >=98.0% (GC) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.422–1.428 |
| Relative Density (20°C/25°C) | 0.955–0.965 g/cm³ |
| Odor | Characteristic sulfurous 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.