Dimethyl 3,3'-dithiobispropionate Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 15441-06-2 |
| Product name | Dimethyl 3,3'-dithiobispropionate |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeIndustrial 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 Dimethyl 3,3'-dithiobispropionate
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Dimethyl 3,3'-dithiobispropionate Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Dimethyl 3,3'-dithiobispropionate
| Industry | Application | Process |
|---|---|---|
| Chemical | Stabilizer | Used as a thermal or UV stabilizer in polymers |
| Metallurgy | Chelating agent | Applied as a metal ion chelator in metalworking fluids |
| Rubber | Aging inhibitor | Added to rubber products to enhance oxidation resistance |
| Plastics | Additive | Improves heat resistance and aging resistance of plastics |
| Textiles | Functional finishing agent | Applied in functional textile finishing to improve weather resistance |
Manufacturing Quality Control of Dimethyl 3,3'-dithiobispropionate
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detection | Quantitative determination based on peak area comparison against a certified reference standard under optimized chromatographic conditions. |
| Appearance | Visual Inspection | Assessment of physical state and color against established visual standards under controlled lighting conditions. |
| Color (APHA) | Spectrophotometric Colorimetry | Measurement of absorbance at 430 nm in a 10 cm cell and comparison to APHA color scale standards. |
| Water Content | Karl Fischer Titration | Electrochemical titration using iodine generated in situ to quantify water content based on stoichiometric reaction. |
| Acid Value | Acid-Base Titration with NaOH | Neutralization of acidic impurities using standardized sodium hydroxide solution and phenolphthalein indicator. |
| Residue on Ignition | Gravimetric Analysis | Weighing of non-volatile residue remaining after high-temperature ashing at 700-800 C. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Quantification of total heavy metals after acid digestion by measuring absorbance at element-specific wavelengths. |
| Chloride Content | Ion Chromatography (IC) | Separation and quantification of chloride ions using an anion-exchange column and conductivity detection. |
| Sulfur Content | Combustion IC or UV Fluorescence Detection | Oxidation of organic sulfur to SO2 followed by quantitative detection via UV fluorescence or conductivity. |
| Residual Solvents | Headspace Gas Chromatography (HS-GC) | Extraction and quantification of volatile solvents from sample headspace using GC-FID or GC-MS. |
| Melting Point | Capillary Melting Point Apparatus | Determination of temperature range over which solid transitions to liquid, observed visually in calibrated capillary tube. |
| Specific Optical Rotation | Polarimetry | Measurement of rotation angle of plane-polarized light induced by chiral molecules in solution at specified concentration and path length. |
Technical Specifications of Dimethyl 3,3'-dithiobispropionate
| Test Item | Specification |
|---|---|
| Appearance | Colorless liquid |
| Purity | >=98.0% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Identification (NMR) | Consistent with structure |
| Refractive Index (n20/D) | 1.475–1.485 |
| Relative Density (20°C/25°C) | 1.18–1.22 g/cm³ |
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 Dimethyl 3,3'-dithiobispropionate
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of Dimethyl 3,3'-dithiobispropionate
Packaging of Dimethyl 3,3'-dithiobispropionate
Industrial Dimethyl 3,3'-dithiobispropionate 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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