China Factory Direct
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| CAS number | 2050-66-0 |
| Product name | 2,2'-DINITRO-4,4'-DICHLORO DIPHENYL DISUFIDE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty 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 |
|---|---|---|
| Chemical Intermediates | Used in the synthesis of other organosulfur compounds or chlorinated aromatic derivatives | Employed as a building block in nucleophilic substitution, reduction, or coupling reactions |
| Pesticide Development | Potential pesticide intermediate (e.g., precursor to fungicides or insecticides) | Structurally modified to introduce functional groups for lead compound optimization |
| Materials Science | Monomer precursor for research-grade specialty polymers or thermally stable materials | Utilized in polymerization or crosslinking reactions to produce sulfur-containing aromatic polymers |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantification using reverse-phase HPLC with UV detection at 254 nm, calibrated against certified reference standard. |
| Moisture Content | Karl Fischer Titration | Electrochemical titration measuring water content via iodine-sulfur dioxide reaction in methanol-based solvent. |
| Residual Solvents | GC-FID | Separation and quantification of volatile organic solvents using capillary GC with flame ionization detection. |
| Heavy Metals | ICP-OES | Multi-element determination of Pb, Cd, Hg, As, Cr after acid digestion, based on atomic emission intensities. |
| Chloride Impurities | Ion Chromatography | Separation and quantification of chloride ions using anion-exchange column with conductivity detection. |
| Sulfur Content | Combustion IC | Oxidative combustion to SO2 followed by ion chromatographic detection of sulfate. |
| Nitro Group Content | Redox Titration | Back-titration of excess standardized sodium nitrite after diazotization under acidic conditions. |
| Melting Point | Capillary Melting Point Apparatus | Thermal transition measurement using calibrated digital apparatus with controlled heating rate. |
| Particle Size Distribution | Laser Diffraction | Size analysis based on angular scattering pattern of laser beam passing through dispersed sample. |
| Organic Volatile Impurities | GC-MS | Identification and quantification of trace volatile impurities using mass spectral library matching and external calibration. |
| Acid Value | Potentiometric Titration | Neutralization of acidic impurities with standardized KOH solution, detected by pH electrode endpoint. |
| Bulk Density | ASTM D1895 Method A | Measurement of mass per unit volume for freely settled powder in a graduated cylinder. |
| Test Item | Specification |
|---|---|
| Appearance | Light yellow to brown powder or crystals |
| Purity | >=98.0% (GC-MS) |
| Melting Point | 142–146°C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Heavy Metals | <=20 ppm |
| Residue on Ignition | <=0.3% |
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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.