Solvent Red 8 Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 33270-70-1 |
| Product name | Solvent Red 8 |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial 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) |
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Documents We Provide for Solvent Red 8
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Solvent Red 8 Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Solvent Red 8
| Industry | Application | Process |
|---|---|---|
| Plastics Industry | Coloration of transparent plastics such as polystyrene (PS) and rigid polyvinyl chloride (RPVC) | Dye is blended with plastic resin and incorporated via extrusion pelletizing or injection molding |
| Coatings Industry | Coloration of metal primers, clear coats, and wood coatings | Dye is dissolved in organic solvents and applied as transparent or semi-transparent coatings via spray coating or dip coating |
| Inks Industry | Coloration of printing inks for packaging materials, aluminum foil, and paper substrates | Dye is incorporated into ink vehicles and applied via gravure or flexographic printing |
| Man-Made Fibers Industry | Solution dyeing of synthetic fibers such as polyester (PET) and nylon | Dye is added directly to the spinning melt or dope prior to fiber extrusion |
| Personal Care & Household Products Industry | Coloration of stationery inks, marker refills, and temporary hair dyes | Dye is dissolved in aqueous or alcoholic solvent systems to formulate liquid colorants |
Manufacturing Quality Control of Solvent Red 8
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination based on peak area comparison with certified reference standard using reversed-phase chromatography and UV detection at ~520 nm. |
| Color Strength | UV-Vis Spectrophotometry | Measurement of absorbance at lambda-max in standardized solvent; relative color strength calculated versus reference standard. |
| Solvent Residues | GC-FID | Separation and quantification of residual solvents (e.g., toluene, xylene) using capillary GC with flame ionization detection. |
| Moisture Content | Karl Fischer Titration | Volumetric or coulometric titration where iodine reacts stoichiometrically with water in a controlled anhydrous environment. |
| Ash Content | Gravimetric Analysis | Incineration at 550-600 C followed by weighing of non-volatile inorganic residue. |
| Heavy Metals (Pb, Cd, Hg, Cr) | ICP-OES | Multi-element quantification after acid digestion by measuring characteristic atomic emission wavelengths in inductively coupled plasma. |
| Chlorinated Impurities | GC-ECD | Detection and quantification of organochlorine impurities using electron capture detection for high sensitivity to chlorine-containing compounds. |
| pH of Aqueous Extract | Potentiometric Titration | Measurement of hydrogen ion activity in aqueous suspension using calibrated pH electrode. |
| Particle Size Distribution | Laser Diffraction | Analysis of scattered laser light intensity patterns to determine volume-based particle size distribution in dispersed sample. |
| Bulk Density | Gravimetric Volumetric Method | Mass of material freely poured into a standardized cylinder divided by its settled volume. |
| Thermal Stability | TGA | Monitoring mass loss as a function of temperature under controlled atmosphere to assess decomposition onset and residue. |
| Residue on Ignition | Gravimetric Analysis | Weighing of residue remaining after ignition at 700 C for specified time, indicating inorganic impurities and filler content. |
Technical Specifications of Solvent Red 8
| Test Item | Specification |
|---|---|
| Appearance | Red crystalline powder |
| Purity | >=98.5% |
| Melting Point | 128-132°C |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Residue on Ignition | <=0.1% |
| Heavy Metals | <=20 ppm |
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 Solvent Red 8
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
Packaging of Solvent Red 8
Industrial Solvent Red 8 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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