China Factory Direct
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| CAS number | 3698-89-3 |
| Product name | Dodecyl methyl sulfide |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradePharmaceutical GradeIndustrial GradeMaterial GradeSpecialty GradeCosmetic GradeFood 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) |
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 |
|---|---|---|
| Lubricant Additives | Used as an extreme pressure and anti-wear agent to enhance lubrication performance | Formulated with other additives |
| Surfactants | Used in the preparation of surfactants with specific functionalities | Synthesized via sulfuration reaction |
| Pharmaceutical Intermediates | Used as an intermediate in the synthesis of certain pharmaceuticals | Produced via organic synthesis reactions |
| Pesticide Adjuvants | Used as a synergist or penetrant in pesticide formulations | Mixed with other adjuvants |
| Fragrance Synthesis | Used in the synthesis of certain sulfur-containing fragrance compounds | Chemical modification reaction |
| Rubber Processing | Used as a rubber processing aid to improve processability | Added during the compounding stage |
| Test Item | Common Testing Method | Method Description |
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| Purity/Content Determination | Gas Chromatography (GC) | Capillary column gas chromatography is used with FID (Flame Ionization Detector) for detection. Qualitative and quantitative analysis is performed by comparing retention times and peak areas with standard compounds, suitable for purity evaluation of high-volatility organic sulfide compounds. |
| Appearance and Properties | Visual Inspection Method | The color, transparency, and presence of suspended particles or precipitates are observed under natural light or a standard light source. Typically, dodecyl methyl sulfide should be a clear to slightly yellow transparent liquid. |
| Refractive Index | Refractometer Method (Abbe Refractometer) | Refractive index is measured at specified temperatures (e.g., 20°C or 25°C) as an auxiliary identification and purity indicator. The results must meet product specification requirements. |
| Density | Densitometer Method or Pycnometer Method | Digital densitometer or glass pycnometer is used to measure sample density at standard temperature to verify product consistency and detect changes in impurity content. |
| Moisture Content | Karl Fischer Titration | Volumetric or coulometric Karl Fischer titration is employed for accurate determination of trace moisture due to its high specificity and sensitivity, preventing moisture from affecting product stability or subsequent applications. |
| Sulfur Content | Elemental Analysis Method (e.g., X-ray Fluorescence Spectrometry XRF or Combustion-Ultraviolet Fluorescence Method) | Total sulfur content is determined using elemental analyzers to verify whether the proportion of sulfur in the molecular structure matches the theoretical value, indirectly reflecting product purity. |
| Boiling Point/Boiling Range | Distillation Method (e.g., Micro Boiling Point Determination or Gas Chromatography Retention Index Estimation) | Initial boiling point and dry point are measured using a standard distillation apparatus, or the boiling range is estimated by combining GC retention behavior to assess volatile component distribution and impurity levels. |
| Acid Value/Acidity | Acid-Base Titration Method | Phenolphthalein is used as an indicator, and free acid content is determined by titration with standardized potassium hydroxide ethanol solution to ensure no oxidation or hydrolysis side reactions have occurred. |
| Test Item | Specification |
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| Appearance | Colorless to almost colorless clear liquid |
| Purity | >=98.0% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.446–1.449 |
| Relative Density (20°C/4°C) | 0.832–0.836 g/cm³ |
| Odor | Characteristic sulfide-like 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.