Trimethoxysilylpropanethiol Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 4420-74-0 |
| Product name | Trimethoxysilylpropanethiol |
| 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) |
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Documents We Provide for Trimethoxysilylpropanethiol
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Trimethoxysilylpropanethiol Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Trimethoxysilylpropanethiol
| 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 | Surface treatment agent to improve adhesion between glass fiber and resin | Applied via sizing and coating to form a chemically bonded layer |
| Sealants and Adhesives | Improves compatibility and adhesion between fillers and polymer matrix | Incorporated into formulations to participate in hydrolysis and condensation reactions |
| Coatings Industry | Enhances coating adhesion to substrates and corrosion resistance | Used in substrate pre-treatment or directly added to coating systems |
| Plastic Modification | Improves dispersion and interfacial bonding strength of inorganic fillers in plastics | Added as an additive during composite preparation |
Manufacturing Quality Control of Trimethoxysilylpropanethiol
| Test Item | Common Test Method | Method Summary |
|---|---|---|
| Appearance | Visual Inspection | Observe sample color, clarity, and presence of suspended matter or precipitate under standard lighting; typically should be a colorless to pale yellow transparent liquid. |
| Refractive Index | Abbe Refractometer Method | Measure the refractive index of the sample at a specified temperature (e.g., 20°C or 25°C) to assist in assessing purity and consistency. |
| Density | Density Meter or Pycnometer Method | Determine the density of the sample at standard temperature as one of the physical property indicators to reflect product consistency. |
| Sulfur Content (Thiol Content) | Potentiometric Titration (Iodometric Method) | Utilize the quantitative oxidation reaction between thiol groups (–SH) and iodine; determine sulfur content via potentiometric titration to calculate thiol purity. |
| Purity / Assay | Gas Chromatography (GC) | Separate sample components using capillary column gas chromatography and determine MPTMS main peak content by area normalization or internal standard method. |
| Moisture Content | Karl Fischer Coulometric or Volumetric Method | Use Karl Fischer reagent which reacts quantitatively with water to accurately measure trace moisture in the sample—critical for silane stability. |
| pH Value (after hydrolysis) | pH Meter Method | Hydrolyze the sample in a defined ratio, then measure the pH of the solution using a calibrated pH meter to evaluate hydrolysis behavior and acidic/basic impurities. |
| Residual Volatile Organic Compounds | Gas Chromatography-Mass Spectrometry (GC-MS) | Qualitative and quantitative analysis of potential residual solvents or by-products (e.g., methanol, propylene) to ensure product safety. |
| Color | Platinum-Cobalt Colorimetric Method (Hazen Units) | Compare the sample against standard platinum-cobalt solutions to determine color, indicating oxidation or impurity levels. |
| Thermal Stability | Differential Scanning Calorimetry (DSC) or Thermogravimetric Analysis (TGA) | Evaluate decomposition temperature and thermal behavior during heating to assess storage and application stability. |
Technical Specifications of Trimethoxysilylpropanethiol
| Test Item | Specification |
|---|---|
| Appearance | Colorless transparent liquid |
| Refractive Index | 1.440-1.452 |
| Density | 1.056-1.058 |
| Purity | ≥98% |
Specifications vary by industry. Reach out to our technical experts for a COA tailored specifically to your application. Email:selse@GRchemical.com
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Download COA of Trimethoxysilylpropanethiol
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of Trimethoxysilylpropanethiol
Packaging of Trimethoxysilylpropanethiol
Industrial Trimethoxysilylpropanethiol Procurement FAQ
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.
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