China Factory Direct
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| CAS number | 17625-03-5 |
| Product name | Sodium 3-sulfobenzoate |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial Grade |
| Packaging | 25KG/bag500KG/bag1000KG/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 |
|---|---|---|
| Dyes and Pigments Industry | Dye Intermediate | Used in the synthesis of acid dyes, reactive dyes, and azo dyes as a sulfonic group modifier to enhance water solubility and color fastness. |
| Dyes and Pigments Industry | Dispersant and Auxiliary Agent | Employed as a component of dye dispersants, leveraging its anionic surfactant properties to prevent particle agglomeration during dye grinding and dispersion. |
| Pharmaceutical Chemical Industry | Pharmaceutical Intermediate | Used in the synthesis of sulfonamide drugs or other sulfonic acid-containing pharmaceutical molecules as a functional group precursor. |
| Industrial Water Treatment | Corrosion Inhibitor Component | Serves as a synthetic raw material or compounding ingredient for organic corrosion inhibitors, applied in recirculating cooling water systems to suppress metal corrosion. |
| Organic Synthesis Industry | Sulfonating Agent | Applied in fine organic synthesis reactions as a structural unit for introducing the meta-carboxybenzenesulfonyl group. |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Acid-Base Titration | Quantifies the main component by neutralizing the carboxylic acid group with standardized NaOH solution. |
| Sodium Content | Flame Photometry | Measures sodium ion emission intensity at characteristic wavelength in flame excitation. |
| Sulfate Impurity | Gravimetric Analysis | Precipitates sulfate as BaSO4 and determines mass after drying. |
| Chloride Impurity | Potentiometric Titration | Uses silver nitrate titrant with chloride-selective electrode to detect endpoint. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Atomizes sample and measures absorption of light at lead-specific wavelength. |
| Loss on Drying | Gravimetric (Thermogravimetry) | Determines weight loss after heating at 105 C to remove volatile components and moisture. |
| pH of Aqueous Solution | Potentiometric pH Measurement | Measures hydrogen ion activity using calibrated glass electrode in 1% w/v aqueous solution. |
| Residue on Ignition | Gravimetric (Sulfated Ash) | Weighs inorganic residue remaining after high-temperature ignition in presence of sulfuric acid. |
| Related Substances | High-Performance Liquid Chromatography (HPLC) | Separates and quantifies impurities based on differential retention on reversed-phase column. |
| Water Content | Karl Fischer Titration | Determines water via stoichiometric reaction between iodine, sulfur dioxide, and water in pyridine/methanol medium. |
| Iron Impurity | ICP-OES | Atomizes and excites sample in plasma; measures iron emission intensity at specific wavelength. |
| Organic Volatile Impurities | Gas Chromatography (GC) | Separates and detects residual solvents or volatile organics using flame ionization detection. |
| Test Item | Specification |
|---|---|
| Appearance | White solid |
| Purity | >=98.0% (HPLC) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Residue on Ignition | <=0.1% |
| Heavy Metals | <=10 ppm |
| Identification (NMR) | Consistent with structure |
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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.