China Factory Direct
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| CAS number | 25638-17-9 |
| Product name | Butylnaphtalenesulfonic Acid Sodium Salt |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeIndustrial GradeSpecialty GradeCosmetic 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) |
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 Industry | Dispersant | Used in dye dispersion systems to enhance dye dispersibility in water and improve dyeing performance |
| Textile Industry | Dyeing Auxiliary | Applied as an auxiliary during dyeing to promote uniform dye distribution on fibers |
| Printing Ink | Dispersant | Incorporated into ink formulations to ensure uniform pigment dispersion and prevent settling |
| Pesticide Industry | Dispersant | Employed in pesticide formulations to improve dispersion and stability of active ingredients |
| Household Chemicals | Surfactant | Used as a surfactant in detergents to enhance cleaning efficacy |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (NaDBS content) | Acid-base titration | Quantifies active ingredient by neutralizing sulfonate groups with standardized HCl after ion exchange. |
| pH (1% aqueous solution) | pH meter measurement | Measures hydrogen ion activity in a defined dilution using calibrated pH electrode. |
| Moisture content | Karl Fischer titration | Determines water content via stoichiometric reaction between water and iodine in pyridine-methanol medium. |
| Ash content | Gravimetric analysis | Measures inorganic residue after controlled high-temperature combustion and weighing. |
| Sodium content | Flame photometry | Quantifies Na+ based on characteristic emission intensity at 589 nm upon atomization in flame. |
| Heavy metals (as Pb) | ICP-OES | Simultaneously detects trace metal impurities by measuring element-specific atomic emission after plasma excitation. |
| Chloride content | Potentiometric titration with AgNO3 | Determines Cl- concentration by silver nitrate titration monitored with silver indicator electrode. |
| Sulfate content | Gravimetric analysis (BaSO4 precipitation) | Quantifies SO4(2-) as insoluble barium sulfate precipitate, followed by drying and weighing. |
| Color (APHA) | UV-Vis spectrophotometry | Measures absorbance at 430 nm relative to platinum-cobalt standards for yellowness index. |
| Surface tension (0.1% solution) | Du Nouy ring method | Determines interfacial force at air-water interface using calibrated tensiometer ring detachment force. |
| Foaming power (Ross-Miles) | Foam height measurement | Evaluates foam volume generated by standardized solution drop onto static column under controlled conditions. |
| Water solubility | Visual inspection and filtration | Assesses complete dissolution in specified water volume at 25 C, confirmed by absence of residue after filtration. |
| Test Item | Specification |
|---|---|
| Appearance | Pale-yellow solid |
| Purity | >=98.0% |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=10 ppm |
| Residue on Ignition | <=0.3% |
| Solubility | Freely soluble in water |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
| Pictograms | ![]() |
| Signal Word | Danger |
| 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.