China Factory Direct
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| CAS number | 12239-87-1 |
| Product name | Pigment Blue 15:2 |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial 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 | Applications | Processing |
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| Ink Industry | Coloration of offset inks, solvent-based gravure inks, and water-based inks | Pigment dispersion and grinding; primarily used for cyan plates in four-color process printing |
| Coatings Industry | Industrial coatings, automotive refinish paints, coil coatings, and powder coatings | Resin blending, dispersion, spraying, or electrostatic spraying; leverages excellent lightfastness and weather resistance |
| Plastics Industry | Coloration of polyolefin (PP/PE), PVC, PS, ABS, and other plastic products | High-temperature extrusion, injection molding, and blow film forming; this crystal phase exhibits good thermal stability and resists crystal growth |
| Coatings & Construction Materials | Architectural exterior latex paints and water-based industrial coatings | Aqueous dispersion and tinting; provides superior alkali resistance and color retention |
| Textile Printing & Dyeing | Textile printing pastes and pigment dyeing | Emulsion polymerization, roller printing, or rotary screen printing; suitable for applications requiring high lightfastness |
| Other Applications | Stationery (watercolor pens, crayons), artists’ colors, and leather finishing | Blending and grinding, followed by tinting |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Purity (main component) | HPLC-UV | Quantifies the percentage of Pigment Blue 15:2 relative to total chromatographic peaks using UV detection at characteristic wavelength. |
| Moisture Content | Karl Fischer Titration | Measures water content via coulometric or volumetric titration based on iodine-sulfur dioxide redox reaction. |
| Ash Content | Gravimetric Analysis (Incineration) | Determines inorganic residue mass after high-temperature incineration at 550-600 C. |
| Particle Size Distribution | Laser Diffraction | Analyzes scattered laser light intensity to calculate volume-based particle size distribution. |
| Color Strength (Tinting Strength) | Reflectance Spectrophotometry | Compares reflectance curve of test sample vs. reference standard in standardized oil or PVC paste. |
| pH of Aqueous Extract | Potentiometric Titration | Measures hydrogen ion activity in aqueous suspension using calibrated pH electrode. |
| Heavy Metals (Pb, Cd, Hg, Cr) | ICP-OES | Simultaneously quantifies elemental concentrations after acid digestion by measuring element-specific emission intensities. |
| Residual Solvents | GC-FID | Separates and detects volatile organic solvents using gas chromatography with flame ionization detection. |
| Organic Impurities (e.g., unreacted phthalic anhydride) | GC-MS | Identifies and quantifies trace organic impurities via retention time and mass spectral matching. |
| Bulk Density | ASTM D1895 Method A | Measures mass per unit volume of freely settled powder in a calibrated cylinder. |
| Thermal Stability | TGA | Monitors mass loss versus temperature to assess decomposition onset and residual char under controlled nitrogen or air atmosphere. |
| Filterability | Standardized Filtration Test | Evaluates suspension filtration rate through defined filter medium under fixed pressure and time. |
| Test Item | Specification |
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| Appearance | Blue crystalline powder |
| Purity | >=98.5% |
| Total Impurities | <=1.5% |
| Water Content (KF) | <=0.5% |
| Heavy Metals | <=20 ppm |
| Residue on Ignition | <=0.3% |
| Solubility | Insoluble in water; soluble in concentrated sulfuric acid |
| Odor | Odorless |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
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.