China Factory Direct
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| CAS number | 17861-60-8 |
| Product name | 3-ethylheptamethyltrisiloxane |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeCosmetic GradeFood Grade |
| Packaging | 25KG/bag |
| 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 |
|---|---|---|
| Agricultural Chemicals | Agrochemical adjuvant (improves wetting, spreading, and penetration) | Added as a surfactant to pesticide formulations to enhance active ingredient adhesion to and absorption by plant foliage |
| Personal Care | Emollient and conditioning agent in cosmetic formulations | Used in conditioners, shampoos, and skin care products to impart silkiness and improve skin/hair feel |
| Silicone Materials | Silicone modifier and intermediate | Participates in hydrosilylation reactions or serves as a capping agent for synthesizing polyorganosiloxanes with specific molecular weight and structure |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detector | Quantifies main component peak area relative to calibration curve using internal or external standard. |
| Water Content | Karl Fischer Titration | Measures water via stoichiometric reaction between iodine, sulfur dioxide, and water in methanol-based reagent. |
| Acid Number | Acid-Base Titration with NaOH | Determines acidic impurities by titration with standardized sodium hydroxide solution using phenolphthalein indicator. |
| Refractive Index | Refractometry | Measures bending of light through sample at 20 degrees C to assess purity and consistency. |
| Density | Digital Density Meter | Calculates mass per unit volume at controlled temperature using oscillating U-tube principle. |
| Color | Hazen (APHA) Color Scale | Compares sample color visually or instrumentally against platinum-cobalt standards. |
| Volatile Matter | Thermogravimetric Analysis (TGA) | Measures weight loss under controlled heating to quantify low-boiling impurities and solvents. |
| Residue on Ignition | Gravimetric Analysis after Ignition | Determines non-volatile inorganic residue by high-temperature ashing and weighing. |
| Chloride Content | Ion Chromatography (IC) | Separates and quantifies chloride ions based on anion exchange and conductivity detection. |
| Heavy Metals (Pb, Cd, Hg, As) | Inductively Coupled Plasma Optical Emission Spectrometry (ICP-OES) | Atomizes and excites sample in plasma; measures element-specific emission wavelengths. |
| Viscosity | Rotational Viscometry | Determines resistance to flow under shear stress using calibrated spindle at specified temperature. |
| Flash Point | Closed Cup Pensky-Martens Tester | Measures lowest temperature at which vapors ignite momentarily when exposed to flame under standardized conditions. |
| Test Item | Specification |
|---|---|
| Appearance | Colorless to pale yellow liquid |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.395–1.405 |
| Relative Density (20°C/25°C) | 0.78–0.82 g/cm³ |
| Odor | Characteristic mild organosilicon 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.