China Factory Direct
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| CAS number | 7575-62-4 |
| Product name | Disodium 4-dodecyl-2,4'-oxydibenzenesulfonate |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeIndustrial GradeSpecialty GradeMaterial 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 |
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| Detergent Industry | Used as an anionic surfactant in formulating high-efficiency cleaners, emulsifiers, and wetting agents | Added to formulations as the primary surfactant component |
| Textile Industry | Used as a dyeing auxiliary, leveling agent, and fabric treatment agent | Diluted in dye baths or treatment solutions prior to use |
| Oilfield & Petroleum Industry | Used as an oil displacement agent, emulsifier, and drilling fluid additive | Formulated with other surfactants |
| Coatings & Inks Industry | Used as a dispersant and stabilizer to improve pigment dispersion | Incorporated into the system during grinding or mixing |
| Pesticide Industry | Used as a pesticide emulsifier and spray adjuvant to enhance solution adhesion and penetration | Mixed with technical-grade pesticides to formulate emulsifiable concentrates or aqueous solutions |
| Personal Care Industry | Used for foaming and cleansing in shampoos, body washes, and similar products | Added as a secondary surfactant |
| Detection Item | Common Analytical Method | Method Overview |
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| Assay (Purity) | Acid-Base Titration | Quantifies active ingredient by titration with standardized HCl using bromothymol blue indicator, based on neutralization of sulfonate groups. |
| pH (1% aqueous solution) | pH Meter Measurement | Measures hydrogen ion activity in a 1% w/w aqueous solution at 25 C using calibrated pH electrode. |
| Sodium Content | Flame Photometry | Determines Na+ concentration via emission intensity of sodium flame at characteristic wavelength (589 nm). |
| Sulfur Content | Combustion IC (Ion Chromatography) | Oxidizes sample to sulfate, then quantifies SO4(2-) by conductivity detection after anion separation. |
| Moisture Content | Karl Fischer Titration | Measures water content via stoichiometric reaction between water and iodine in methanol/pyridine medium. |
| Color (APHA) | Visual Comparison or Spectrophotometry | Evaluates yellowness by comparing sample solution to APHA platinum-cobalt standards at 430 nm absorbance. |
| Water Insolubles | Gravimetric Filtration | Separates undissolved matter by hot filtration through pre-weighed membrane filter, followed by drying and weighing. |
| Heavy Metals (as Pb) | ICP-OES | Quantifies total heavy metals (Pb, Cd, As, Hg) after acid digestion using multi-element plasma optical emission spectroscopy. |
| Free Acid Content | Acid-Base Titration | Titrates residual sulfuric or sulfonic acids with standardized NaOH using phenolphthalein indicator. |
| Surface Tension (0.1% solution) | Du Noüy Ring Method | Measures interfacial force at air-water interface using calibrated ring tensiometer at 25 C. |
| Foam Height (Ross-Miles) | Ross-Miles Foam Test | Evaluates foam generation and stability by measuring foam height after controlled drop of solution into cylinder. |
| Residue on Ignition | Gravimetric Ashing | Determines inorganic ash content by high-temperature incineration (750 C) and weighing of residual solids. |
| Test Item | Specification |
|---|---|
| Appearance | Colorless to amber clear liquid |
| Purity | >=98.0% |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=10 ppm |
| Color (APHA/Pt-Co) | <=50 |
| Odor | Characteristic mild 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.