China Factory Direct
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| CAS number | 6041-94-7 |
| Product name | Pigment Red 2 |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeIndustrial GradeCosmetic GradeFood 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 |
|---|---|---|
| Coatings | Pigment | Used in the production of colored coatings |
| Plastics | Colorant | Applied for coloring plastic products |
| Inks | Pigment | Used in ink formulation |
| Cosmetics | Colorant | Applied for coloration in cosmetic products |
| Textiles | Fiber dyeing | Applied in textile dyeing processes |
| Leather | Pigment | Applied for coloring leather products |
| Construction materials | Color decoration | Applied for coloration of construction decoration materials |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Purity (main component) | HPLC-UV | Quantitative determination of Pigment Red 2 content using reversed-phase HPLC with UV detection at characteristic wavelength. |
| Moisture Content | Karl Fischer Titration | Electrochemical titration using iodine and sulfur dioxide to quantify water based on stoichiometric reaction. |
| Ash Content | Gravimetric Analysis (Ignition at 550 C) | Residue mass after high-temperature incineration reflects inorganic impurities. |
| pH of Aqueous Extract | pH Meter Measurement | Determination of acidity/alkalinity of water extract prepared under standardized conditions. |
| Particle Size Distribution | Laser Diffraction | Analysis of scattered laser light intensity to calculate volume-based particle size distribution. |
| Color Strength (Tinting Strength) | Reflectance Spectrophotometry | Comparison of reflectance curve against certified standard to determine relative color strength. |
| Heavy Metals (Pb, Cd, Hg, Cr) | ICP-OES | Multi-element quantification after acid digestion by measuring element-specific emission wavelengths. |
| Residual Solvents | GC-FID | Separation and detection of volatile organic solvents using gas chromatography with flame ionization detection. |
| Water Soluble Salts | Conductivity Measurement | Quantification of total ionic impurities via electrical conductivity of aqueous extract. |
| Organic Impurities (related substances) | HPLC-DAD | Detection and semi-quantification of structurally related compounds using diode array detection. |
| Bulk Density | ASTM D1895 Method A | Mass per unit volume measured using a calibrated cylinder and tapping procedure. |
| Thermal Stability | TGA | Weight loss monitoring versus temperature to assess decomposition onset and residual char. |
| Test Item | Specification |
|---|---|
| Appearance | Red crystalline powder |
| Purity | >=98.5% |
| Total Impurities | <=1.5% |
| Water Content (KF) | <=0.5% |
| Melting Point | 270-275°C |
| Heavy Metals | <=20 ppm |
| Residue on Ignition | <=0.3% |
| Solubility | Insoluble in water; soluble in chlorinated hydrocarbons and nitrobenzene |
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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.