China Factory Direct
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| CAS number | 3634-67-1 |
| Product name | 3634-67-1 |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty 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 |
|---|---|---|
| Pharmaceuticals | Preparation of pharmaceutical intermediates | Silylation |
| Agrochemicals | Synthesis of agrochemical intermediates | Substitution reaction |
| Materials | Enhancement of polymer performance | Surface modification |
| Electronics | Improvement of hydrophobicity in semiconductor materials | Vapor-phase deposition |
| Glass industry | Enhancement of weather resistance on glass surfaces | Chemical vapor deposition |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) | Quantifies chlorotrihexylsilane peak area relative to calibration standards using a suitable column and detector. |
| Chloride Content | Potentiometric Titration with AgNO3 | Measures total chloride ions by titration with silver nitrate using a silver indicator electrode. |
| Acid Value | Acid-Base Titration with KOH | Determines free acidic impurities by titration with standardized potassium hydroxide in alcoholic medium. |
| Water Content | Karl Fischer Coulometric Titration | Electrochemically quantifies water based on iodine generation proportional to water content in the sample. |
| Residue on Ignition | Gravimetric Analysis | Measures non-volatile inorganic residue after controlled high-temperature ashing and weighing. |
| Heavy Metals (Pb, Cd, Hg, Cr) | ICP-OES | Simultaneously detects trace metal concentrations by measuring element-specific emission intensities in plasma. |
| Iron Content | Atomic Absorption Spectroscopy (AAS) | Quantifies iron via absorption of characteristic wavelength light by ground-state Fe atoms in flame or graphite furnace. |
| Color | Visual Comparison or Spectrophotometry (APHA) | Evaluates yellowness by comparing sample color to platinum-cobalt standard solutions or measuring absorbance at 455 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 sample at 20 C to infer purity and composition. |
| Volatile Impurities | Gas Chromatography-Mass Spectrometry (GC-MS) | Identifies and semi-quantifies low-boiling organic impurities by retention time and mass spectral matching. |
| Silicon Content | Alkaline Fusion followed by ICP-OES | After fusion with sodium carbonate, silicon is solubilized and quantified by plasma emission spectroscopy. |
| Test Item | Specification |
|---|---|
| Appearance | Colorless to light yellow, clear liquid |
| Purity | >=98.0% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.445–1.455 |
| Relative Density (20°C/25°C) | 0.920–0.940 g/cm³ |
| Odor | Characteristic organosilicon 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.