China Factory Direct
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| CAS number | 38053-91-7 |
| Product name | 2-(Trimethylsiloxy)-1,3-butadiene |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeIndustrial 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 |
|---|---|---|
| Chemical Industry | Synthesis of organosilicon materials | Used as a siloxane monomer in polymerization reactions |
| Rubber Industry | Production of specialty rubber | Applied in the synthesis of rubber materials with high-temperature resistance and aging resistance |
| Plastics Industry | Plastic modification | Added to improve thermal stability and processability of plastics |
| Coatings Industry | Manufacture of high-performance coatings | Used to formulate coatings with excellent adhesion and weather resistance |
| Adhesives Industry | Production of high-performance adhesives | Involved in the synthesis of adhesives with high bond strength and temperature resistance |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detection | Quantifies main component peak area relative to calibration standard using flame ionization detection. |
| Water Content | Karl Fischer Titration | Measures water via stoichiometric reaction between water, iodine, sulfur dioxide, and base in methanol medium. |
| Residue on Evaporation | Gravimetric Analysis | Determines non-volatile residue mass after controlled evaporation under nitrogen and drying at specified temperature. |
| Acidity (as HCl) | Acid-Base Titration with Potentiometric End Point | Titrates acidic impurities using standardized sodium hydroxide solution with potentiometric endpoint detection. |
| Color | Visual Comparison or Spectrophotometry (APHA/Pt-Co Scale) | Compares sample color to platinum-cobalt standard solutions or measures 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 specified temperature to determine refractive index. |
| Residual Solvents | Gas Chromatography (GC) with Headspace Sampling | Identifies and quantifies volatile organic solvents by headspace gas analysis followed by GC separation. |
| Heavy Metals (as Pb) | ICP-OES | Quantifies trace metal elements after acid digestion by measuring atomic emission intensities at characteristic wavelengths. |
| Chloride Content | Ion Chromatography (IC) | Separates and quantifies chloride ions based on anion exchange retention and conductivity detection. |
| Peroxide Value | Iodometric Titration | Measures peroxides via oxidation of iodide to iodine, followed by titration with standardized sodium thiosulfate. |
| Flash Point | Closed Cup Pensky-Martens Tester | Determines lowest temperature at which vapors ignite in presence of ignition source under standardized closed cup conditions. |
| Test Item | Specification |
|---|---|
| Appearance | Yellow liquid |
| Purity | >=98.5% (GC) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.3% |
| Refractive Index (n20/D) | 1.445–1.455 |
| Relative Density (20°C/25°C) | 0.785–0.795 g/cm³ |
| Odor | Characteristic hydrocarbon-like odor |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
| Pictograms | ![]() ![]() |
| Signal Word | Danger |
| 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.