1-AMINO-8-NAPHTHOL-2,4-DISULFONIC ACID MONOSODIUM SALT Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 52789-62-5 |
| Product name | 1-AMINO-8-NAPHTHOL-2,4-DISULFONIC ACID MONOSODIUM SALT |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeReagent 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) |
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Documents We Provide for 1-AMINO-8-NAPHTHOL-2,4-DISULFONIC ACID MONOSODIUM SALT
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 1-AMINO-8-NAPHTHOL-2,4-DISULFONIC ACID MONOSODIUM SALT Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 1-AMINO-8-NAPHTHOL-2,4-DISULFONIC ACID MONOSODIUM SALT
| Industry | Application | Process |
|---|---|---|
| Dye Manufacturing | Used as an azo dye intermediate for synthesizing acid dyes, direct dyes, etc. | Azotization and condensation reactions |
| Textile Industry | Applied in fiber dyeing, particularly for protein fibers such as wool and silk | Dyeing and post-treatment processes |
| Printing Industry | Used as a colorant in colored inks or printing inks | Ink formulation and printing processes |
| Chemical Research | Used as an analytical reagent or for synthesizing other organic compounds | Laboratory synthesis and analytical testing |
Manufacturing Quality Control of 1-AMINO-8-NAPHTHOL-2,4-DISULFONIC ACID MONOSODIUM SALT
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination based on peak area comparison with a certified reference standard using reversed-phase chromatography and UV detection at ~254 nm. |
| Moisture Content | Karl Fischer Titration | Electrochemical titration measuring water content via iodine-sulfur dioxide reaction in a methanol-based solvent system. |
| Sodium Content | ICP-OES | Quantitative elemental analysis by measuring characteristic atomic emission lines of sodium after acid digestion and plasma excitation. |
| Heavy Metals (Pb, Cd, As, Hg) | ICP-MS | Ultra-trace multi-element quantification using inductively coupled plasma ionization and mass spectrometric detection. |
| Residual Solvents (e.g., Methanol, Acetone) | GC-FID | Separation and quantification of volatile organic solvents using capillary gas chromatography with flame ionization detection. |
| Chloride Impurity | Ion Chromatography (IC) | Anion separation on an ion-exchange column with suppressed conductivity detection for quantitative chloride determination. |
| pH (1% aqueous solution) | Potentiometric pH Measurement | Determination of hydrogen ion activity using a calibrated glass electrode in a standardized aqueous suspension. |
| Organic Impurities (Related Substances) | HPLC-DAD | Identification and quantification of structurally related degradation products and synthesis intermediates using diode-array detection and retention time matching. |
| Sulfate Impurity | Gravimetric Analysis (as BaSO₄) | Precipitation of sulfate as barium sulfate followed by high-temperature ignition and weighing of the stable residue. |
| Color (APHA) | Visual or Instrumental Colorimetry | Comparison of sample solution color intensity against platinum-cobalt standard solutions using APHA scale (ASTM D1209). |
Technical Specifications of 1-AMINO-8-NAPHTHOL-2,4-DISULFONIC ACID MONOSODIUM SALT
| Test Item | Specification |
|---|---|
| Appearance | Off-white to light brown crystalline powder |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.2% |
| Single Impurity | <=0.3% |
| Heavy Metals | <=20 ppm |
| Residue on Ignition | <=0.8% |
| Solubility | Freely soluble in water; slightly soluble in ethanol |
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-AMINO-8-NAPHTHOL-2,4-DISULFONIC ACID MONOSODIUM SALT
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
Packaging of 1-AMINO-8-NAPHTHOL-2,4-DISULFONIC ACID MONOSODIUM SALT
Industrial 1-AMINO-8-NAPHTHOL-2,4-DISULFONIC ACID MONOSODIUM 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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