China Factory Direct
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| CAS number | 540-97-6 |
| Product name | DODECAMETHYLCYCLOHEXASILOXANE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeMaterial GradeSpecialty GradeIndustrial 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 |
|---|---|---|
| Personal Care & Cosmetics | Used as an emollient and volatile carrier to improve product spreadability and silky feel | Incorporated into formulations, commonly in emulsions, sunscreens, and color cosmetics |
| Pharmaceutical Formulations | Employed as an excipient in drug delivery systems to enhance skin permeation | Formulated into topical preparations, such as transdermal patches or ointment bases |
| Industrial Lubrication & Molding Release | Used as a high-temperature lubricant and release agent for plastics and rubber | Applied by coating or spraying onto mold surfaces for stable operation under elevated temperatures |
| Electronic Materials | Utilized in silicone oil-based coolants or insulating media | Incorporated into thermal management or encapsulation material systems after purification |
| Polymer Synthesis | Serves as a silicone intermediate in the synthesis of silicone rubbers or resins | Used as a feedstock in ring-opening polymerization or copolymerization reactions |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detection | Quantitative separation and detection based on retention time and peak area relative to a certified reference standard. |
| Moisture Content | Karl Fischer Titration | Electrochemical titration where iodine reacts stoichiometrically with water in a methanol-based solvent system. |
| Acid Number | Acid-Base Titration with NaOH | Neutralization of acidic impurities using standardized sodium hydroxide solution with phenolphthalein indicator. |
| Color (APHA) | Visual Comparison or Spectrophotometric Measurement at 430 nm | Comparison of sample color intensity against platinum-cobalt standard solutions or absorbance measurement at specified wavelength. |
| Density at 20 C | Digital Density Meter | Measurement of mass per unit volume using oscillating U-tube principle calibrated with air and water standards. |
| Refractive Index at 20 C | Abbe Refractometer | Determination of refractive index by measuring critical angle of total internal reflection at the sample-prism interface. |
| Volatile Impurities | Gas Chromatography-Mass Spectrometry (GC-MS) | Separation followed by identification and semi-quantification of low-boiling impurities via mass spectral fragmentation patterns. |
| Residue on Evaporation | Gravimetric Analysis | Evaporation of a known sample mass under controlled temperature and pressure, followed by weighing of non-volatile residue. |
| Heavy Metals (as Pb) | Inductively Coupled Plasma Optical Emission Spectrometry (ICP-OES) | Atomization and excitation of metals in high-temperature plasma; quantification via element-specific emission lines. |
| Chloride Content | Ion Chromatography (IC) with Conductivity Detection | Separation of anions on ion-exchange column and quantitative detection based on electrical conductivity of eluted chloride ions. |
| Flash Point | Pensky-Martens Closed Cup Tester | Determination of lowest temperature at which vapors above the sample ignite momentarily when exposed to flame under standardized conditions. |
| Viscosity at 25 C | Rotational Viscometer | Measurement of resistance to flow under shear stress using a rotating spindle immersed in sample at controlled temperature. |
| Test Item | Specification |
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| Appearance | Colorless liquid |
| Purity | >=98.0% (GC) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.374–1.378 |
| Relative Density (20°C/25°C) | 0.960–0.965 g/cm³ |
| Odor | Characteristic 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.