1-NAPHTHOL-4-SULFONIC ACID SODIUM SALT Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 6099-57-6 |
| Product name | 1-NAPHTHOL-4-SULFONIC ACID SODIUM SALT |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeMaterial GradeSpecialty GradeIndustrial GradeReagent 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 1-NAPHTHOL-4-SULFONIC ACID SODIUM SALT
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 1-NAPHTHOL-4-SULFONIC ACID SODIUM SALT Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 1-NAPHTHOL-4-SULFONIC ACID SODIUM SALT
| Industry | Application | Process |
|---|---|---|
| Dye Industry | Used as an azo dye intermediate for synthesizing acid dyes and direct dyes | Azotization, sulfonation |
| Pharmaceutical Industry | Used as an intermediate in the synthesis of antimicrobial or anti-inflammatory agents | Condensation, salt formation |
| Chemical Analysis | Used as a colorimetric reagent or indicator for metal ion detection | Complexation, pH adjustment |
| Electroplating Industry | Used as an electroplating additive to improve coating brightness and uniformity | Electrochemical deposition |
| Textile Industry | Used as a fiber treatment agent to enhance dye adsorption | Immersion, high-temperature treatment |
Manufacturing Quality Control of 1-NAPHTHOL-4-SULFONIC ACID SODIUM SALT
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination using reversed-phase HPLC with UV detection at 254 nm, comparing peak area against a certified reference standard. |
| Moisture Content | Karl Fischer Titration | Electrochemical titration measuring water content based on the stoichiometric reaction of iodine with water in a methanol-based reagent. |
| Sodium Content | Flame Photometry | Measurement of sodium ion emission intensity at 589 nm in an air-propane flame, calibrated against sodium standard solutions. |
| Residue on Ignition | Gravimetric Analysis | Weighing the non-volatile residue remaining after controlled high-temperature ashing at 700-800 C. |
| Chloride Impurity | Ion Chromatography (IC) | Separation and quantification of chloride ions using anion-exchange column with conductivity detection. |
| Sulfate Impurity | Barium Sulfate Gravimetry | Precipitation of sulfate as BaSO4 under acidic conditions followed by filtration, drying, and weighing. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Quantification of total heavy metals via AAS after wet digestion, using lead as the reference metal. |
| pH (1% aqueous solution) | Potentiometric pH Measurement | Determination of hydrogen ion activity using a calibrated glass electrode in a 1% w/v aqueous solution. |
| Organic Impurities (Related Substances) | HPLC-DAD | Separation and detection of structurally related impurities using HPLC with diode-array detection, relative to main peak area. |
| Iron Content | Colorimetric Spectrophotometry (1,10-Phenanthroline) | Formation of orange-red Fe(II)-phenanthroline complex measured at 510 nm after reduction and chelation. |
| Loss on Drying | Thermogravimetric Analysis (TGA) | Mass loss measured upon heating from 25 C to 105 C under nitrogen, reported as percentage weight loss. |
| Particle Size Distribution | Laser Diffraction | Analysis of scattered laser light intensity to determine volume-based particle size distribution in aqueous suspension. |
Technical Specifications of 1-NAPHTHOL-4-SULFONIC ACID SODIUM SALT
| Test Item | Specification |
|---|---|
| Appearance | White to light yellow or light red crystalline powder |
| Purity | >=98.0% (HPLC) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Residue on Ignition | <=0.3% |
| Heavy Metals | <=10 ppm |
| Melting Point | 240-245 °C (decomposes) |
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 1-NAPHTHOL-4-SULFONIC ACID SODIUM SALT
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 1-NAPHTHOL-4-SULFONIC ACID SODIUM SALT
Safety Information of 1-NAPHTHOL-4-SULFONIC ACID SODIUM SALT
| Pictograms |  |
| Signal Word | Warning |
| Safety Data Sheet | |
Packaging of 1-NAPHTHOL-4-SULFONIC ACID SODIUM SALT
Industrial 1-NAPHTHOL-4-SULFONIC ACID SODIUM SALT 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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