4-HYDROXYBENZENESULFONIC ACID SODIUM SALT DIHYDRATE Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 10580-19-5 |
| Product name | 4-HYDROXYBENZENESULFONIC ACID SODIUM SALT DIHYDRATE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial GradeSpecialty GradeReagent GradeFood 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) |
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Documents We Provide for 4-HYDROXYBENZENESULFONIC ACID SODIUM SALT DIHYDRATE
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 4-HYDROXYBENZENESULFONIC ACID SODIUM SALT DIHYDRATE Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 4-HYDROXYBENZENESULFONIC ACID SODIUM SALT DIHYDRATE
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Used as a pharmaceutical intermediate in the synthesis of antimicrobial and anti-inflammatory drugs | Acts as a sulfonate precursor in organic synthesis reactions, participating in condensation or substitution reactions |
| Dyes | Used as a dye intermediate in the synthesis of azo and reactive dyes | Introduces sulfonic acid groups during diazotization or coupling reactions to enhance water solubility |
| Surfactants | Used to produce anionic surfactants, improving wetting and emulsification properties | Undergoes nucleophilic substitution reactions with long-chain alkyl halides or ethylene oxide |
| Food Additives | Used as an auxiliary component in preservatives or antioxidants (subject to regulatory compliance) | Formulated with other food-grade compounds to inhibit microbial growth or retard oxidation |
| Chemical Reagents | Used as a reference standard or buffering component in analytical chemistry | Provides a stable sulfonate ion environment for pH adjustment or titration systems |
Manufacturing Quality Control of 4-HYDROXYBENZENESULFONIC ACID SODIUM SALT DIHYDRATE
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (purity) | Acid-base titration | Quantitative determination of active ingredient via neutralization with standardized HCl solution using bromocresol green indicator. |
| Loss on drying | Gravimetric analysis | Mass loss measured after drying sample at 105 C for 2 hours under controlled conditions. |
| Residue on ignition | Gravimetric analysis | Inorganic residue determined after incineration at 600 C in a muffle furnace. |
| Chloride content | Argentometric titration (Mohr method) | Titration with standard AgNO3 solution using potassium chromate as indicator to precipitate chloride as AgCl. |
| Sulfate content | Gravimetric analysis (barium sulfate precipitation) | Precipitation of sulfate as BaSO4 followed by ignition and weighing of the dried precipitate. |
| Heavy metals (as Pb) | Atomic absorption spectroscopy (AAS) | Quantification of total heavy metals by flame AAS after acid digestion and comparison to lead standard. |
| Iron content | UV-Vis spectrophotometry (1,10-phenanthroline method) | Formation of orange-red Fe(II)-phenanthroline complex measured at ~510 nm. |
| pH of aqueous solution | Potentiometric measurement | Determination of hydrogen ion activity using calibrated pH electrode in 1% w/v aqueous solution. |
| Water insoluble matter | Gravimetric analysis | Filtration of aqueous solution, drying, and weighing of retained residue. |
| Related substances | High performance liquid chromatography (HPLC) | Separation and quantification of impurities using reversed-phase C18 column and UV detection at 254 nm. |
| Sodium content | Flame photometry | Measurement of sodium emission intensity at 589 nm in diluted aqueous solution. |
| Microbial contamination | Membrane filtration and colony counting | Enumeration of aerobic microorganisms after filtration, membrane transfer to agar medium, and incubation. |
Technical Specifications of 4-HYDROXYBENZENESULFONIC ACID SODIUM SALT DIHYDRATE
| Test Item | Specification |
|---|---|
| Appearance | White crystalline 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) | Conforms to reference standard |
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 4-HYDROXYBENZENESULFONIC ACID SODIUM SALT DIHYDRATE
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 4-HYDROXYBENZENESULFONIC ACID SODIUM SALT DIHYDRATE
Safety Information of 4-HYDROXYBENZENESULFONIC ACID SODIUM SALT DIHYDRATE
| Pictograms |  |
| Signal Word | Warning |
| Safety Data Sheet | |
Packaging of 4-HYDROXYBENZENESULFONIC ACID SODIUM SALT DIHYDRATE
Industrial 4-HYDROXYBENZENESULFONIC ACID SODIUM SALT DIHYDRATE 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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