China Factory Direct
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| CAS number | 104484-71-1 |
| Product name | N-(1-NAPHTHYL)-3-AMINOPROPANESULFONIC ACID SODIUM SALT |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradePharmaceutical GradeIndustrial GradeSpecialty 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) |
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 |
|---|---|---|
| Dye Manufacturing | Used as an intermediate for azo dyes | Reacted with appropriate coupling components to form azo compounds, which are subsequently processed into various dyes |
| Pharmaceutical Industry | Serves as a key intermediate in drug synthesis | Participates in the construction of specific drug molecular structures, typically involving condensation, substitution, or similar reaction steps |
| Pesticide Production | Employed in the synthesis of certain pesticide products | Acts as a critical raw material or intermediate in the preparation of pesticide active ingredients |
| Fine Chemicals | Utilized as a raw material for synthesizing surfactants or other specialty chemicals | Processed via tailored chemical reaction pathways to achieve desired performance characteristics, depending on the target product specifications |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantifies main component using reverse-phase HPLC with UV detection at 254 nm, based on peak area comparison against reference standard. |
| Related Substances | HPLC-DAD | Detects and quantifies structurally related impurities using HPLC with diode array detection and peak purity assessment. |
| Water Content | Karl Fischer Titration | Determines water by coulometric or volumetric titration with iodine generated electrochemically in presence of Karl Fischer reagent. |
| Residue on Ignition | Gravimetric Analysis | Measures non-volatile inorganic residue after controlled high-temperature ashing and weighing. |
| Heavy Metals | ICP-OES | Quantifies total heavy metals (e.g., Pb, Cd, Hg, As) by plasma emission spectroscopy after acid digestion. |
| Chloride Impurity | Ion Chromatography | Separates and quantifies chloride ions using anion-exchange column with conductivity detection. |
| Sulfate Impurity | Ion Chromatography | Separates and quantifies sulfate ions using anion-exchange column with conductivity detection. |
| pH (1% aqueous solution) | Potentiometric pH Measurement | Measures hydrogen ion activity using calibrated glass electrode in standardized aqueous solution. |
| Sodium Content | Flame Photometry | Quantifies sodium by measuring characteristic emission intensity at 589 nm in flame atomization. |
| Organic Volatile Impurities | GC-FID | Detects residual solvents using gas chromatography with flame ionization detection and external calibration. |
| Particle Size Distribution | Laser Diffraction | Determines size distribution by analyzing angular variation in laser light scattering from dispersed particles. |
| Bulk Density | Tap Density Measurement | Measures mass per unit volume after standardized mechanical tapping of a powder sample in a graduated cylinder. |
| Test Item | Specification |
|---|---|
| Appearance | Purple solid |
| Purity | >=98.0% (HPLC) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=20 ppm |
| Residue on Ignition | <=0.3% |
| Identification (NMR) | Consistent with structure |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
| Pictograms | ![]() |
| Signal Word | Warning |
| Safety Data Sheet | |
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.