FAST SULPHON BLACK F Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 3682-47-1 |
| Product name | FAST SULPHON BLACK F |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial GradeSpecialty GradeMaterial 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 FAST SULPHON BLACK F
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk FAST SULPHON BLACK F Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of FAST SULPHON BLACK F
| Industry | Application | Process |
|---|---|---|
| Dyeing and Printing Industry | Dyes | Applied directly in dyeing |
| Dyeing and Printing Industry | Colorants | Dissolved and added to the dye bath |
| Plastics Industry | Colorants | Blended and processed via injection molding |
| Coatings Industry | Pigments | Dispersed and incorporated into coatings |
Manufacturing Quality Control of FAST SULPHON BLACK F
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantifies main component using reverse-phase HPLC with UV detection at characteristic wavelength. |
| Moisture Content | Karl Fischer Titration | Determines water content via coulometric or volumetric titration with iodine-based reagent. |
| Ash Content | Gravimetric Analysis | Measures inorganic residue after high-temperature incineration and weighing. |
| Heavy Metals (as Pb) | ICP-OES | Simultaneously quantifies trace metals by plasma excitation and optical emission spectroscopy. |
| Chloride Impurity | Potentiometric Titration | Detects chloride ions using silver nitrate titrant and silver indicator electrode. |
| pH of Aqueous Solution | pH Meter Measurement | Measures hydrogen ion activity in 1% w/v aqueous dispersion using calibrated pH electrode. |
| Solubility in Water | Visual Inspection & Filtration | Evaluates complete dissolution in specified volume of water at defined temperature, followed by filtration. |
| Organic Volatile Impurities | GC-FID | Identifies and quantifies residual solvents using gas chromatography with flame ionization detection. |
| Particle Size Distribution | Laser Diffraction | Determines size distribution by analyzing light scattering pattern of dispersed sample. |
| Bulk Density | Graduated Cylinder Method | Calculates mass per unit volume using standardized tapping and volumetric measurement. |
| Color Value (APHA) | UV-Vis Spectrophotometry | Measures yellowness index by comparing absorbance at 430 nm against APHA platinum-cobalt standards. |
| Sulfate Impurity | Gravimetric Sulfate Precipitation | Quantifies sulfate as barium sulfate precipitate after digestion and ignition. |
Technical Specifications of FAST SULPHON BLACK F
| Test Item | Specification |
|---|---|
| Appearance | Black 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 | <=0.1% |
| Melting Point | 245-250 °C |
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 FAST SULPHON BLACK F
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
Packaging of FAST SULPHON BLACK F
Industrial FAST SULPHON BLACK F 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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