Diethyl disulfide Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 110-81-6 |
| Product name | Diethyl disulfide |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial 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) |
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Documents We Provide for Diethyl disulfide
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Diethyl disulfide Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Diethyl disulfide
| Industry | Application | Process |
|---|---|---|
| Agrochemical Industry | Mineral flotation collector | Applied as a collector in the flotation of sulfide ores (e.g., copper, lead, and zinc sulfides), enhancing mineral recovery through hydrophobic interaction with sulfide mineral surfaces. |
| Fine Chemicals | Organic synthesis intermediate | Used in the synthesis of other organosulfur compounds, such as diethyl disulfide derivatives via oxidation, or as a sulfur source for introducing ethylthio groups. |
| Rubber Industry | Vulcanization aid/regulator | Employed as a sulfur donor or component of accelerators in rubber vulcanization to control cure rate and crosslink density. |
| Chemical R&D | Polymerization chain transfer agent | Controls polymer molecular weight in free-radical polymerization by regulating degree of polymerization via chain transfer reactions. |
| Petroleum Industry | Lubricant additive precursor | Used to synthesize sulfur-containing extreme pressure and anti-wear additives for lubricants, improving lubrication performance under high-pressure conditions. |
Manufacturing Quality Control of Diethyl disulfide
| Test Item | Common Testing Methods | Method Overview |
|---|---|---|
| Purity Determination | Gas Chromatography (GC) | Separation of sample components using a capillary column, with quantification via FID detector; purity of the main component is calculated by peak area normalization or external standard method. |
| Impurity Analysis | Gas Chromatography-Mass Spectrometry (GC-MS) | Combines the separation capability of GC with the structural identification function of MS to qualitatively identify and semi-quantitatively analyze trace organic impurities. |
| Water Content | Karl Fischer Titration | Utilizes electrochemical titration principles, where iodine and sulfur dioxide react with water in a pyridine/methanol system to precisely determine the water content in the sample. |
| Density | Densitometer Method / Pycnometer Method | At a standard temperature (e.g., 20°C), the density is calculated by measuring the mass-to-volume ratio of the sample using a digital densitometer or pycnometer. |
| Refractive Index | Abbe Refractometer Method | Measures the refractive index of the sample under specified temperature conditions using sodium light (589.3 nm) to assist in identification and purity assessment. |
| Appearance and Color | Visual Color Comparison | Observes the color of the liquid against a white background and compares it with standard color solutions to determine whether it is clear and colorless or meets specified color requirements. |
| Boiling Point / Distillation Range | Distillation Method (ASTM D1078 or similar) | Determines the initial boiling point, final boiling point, and boiling range via atmospheric distillation to verify whether the product’s volatility characteristics meet specifications. |
| Total Sulfur Content | Microcoulometry / X-ray Fluorescence Spectroscopy (XRF) | Microcoulometry converts sulfur to SO₂ via combustion followed by electrochemical titration; XRF provides a non-destructive and rapid measurement of total sulfur content. |
| Residual Volatile Organic Compounds | Headspace-Gas Chromatography (HS-GC) | The sample is placed in a sealed headspace vial and heated to equilibrium; the vapor phase is then injected into GC for analysis, suitable for detecting low-boiling-point solvent residues. |
| Stability Testing (Accelerated Oxidation) | Accelerated Oxidation Test + GC Monitoring | Simulates storage conditions under elevated temperature or with catalysts; samples are taken at regular intervals and analyzed by GC to track changes in the main component and assess chemical stability. |
Technical Specifications of Diethyl disulfide
| 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) | 1.515 - 1.525 |
| Relative Density (20°C/25°C) | 0.905 - 0.915 g/cm³ |
| Odor | Characteristic sulfurous odor |
Specifications vary by industry. Reach out to our technical experts for a COA tailored specifically to your application. Email:selse@GRchemical.com
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Download COA of Diethyl disulfide
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of Diethyl disulfide
Packaging of Diethyl disulfide
Industrial Diethyl disulfide Procurement FAQ
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.
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