Permanent Violet RL Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 6358-30-1 |
| Product name | Permanent Violet RL |
| 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 Permanent Violet RL
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Permanent Violet RL Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Permanent Violet RL
| Industry | Application | Process |
|---|---|---|
| Ink Manufacturing | Used for coloring high-end offset, gravure, and solvent-based inks, providing excellent lightfastness and heat resistance | Mixing, dispersion, grinding |
| Coatings Industry | Used in automotive OEM finishes, refinish coatings, industrial coatings, and powder coatings to formulate purple-red or bluish-red shades with high weather resistance | Resin grinding, dispersion, let-down |
| Plastics | Used for coloring rigid PVC, polyethylene (PE), polypropylene (PP), ABS, and other engineering plastics, offering superior heat resistance | Compounding extrusion, injection molding |
| Textile Dyeing & Printing | Used for dope dyeing or printing of synthetic fibers (e.g., polyester, nylon), exhibiting good sublimation fastness | High-temperature, high-pressure dyeing, printing paste preparation |
| Rubber Industry | Used for coloring rubber products, requiring resistance to migration and sulfur cure | Mastication |
| Artist Paints | Used in artist oil, acrylic, and watercolor paints to deliver vibrant and long-lasting purple hues | Grinding, tinting |
Manufacturing Quality Control of Permanent Violet RL
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Purity (Main Component) | HPLC-UV | Quantifies永固紫RL content by separation on a reversed-phase column and UV absorbance detection at characteristic wavelength. |
| Moisture Content | Karl Fischer Titration | Measures water content via coulometric or volumetric titration using iodine-based redox reaction. |
| Ash Content | Gravimetric Analysis | Determines inorganic residue after high-temperature incineration and weighing of residual ash. |
| pH of Aqueous Slurry | pH Meter Measurement | Measures hydrogen ion activity in a standardized aqueous suspension using calibrated glass electrode. |
| Residue on Sieve (Particle Size) | Dry Sieving | Assesses particle size distribution by mechanical separation through standardized mesh sieves. |
| Heavy Metals (Pb, Cd, Hg, Cr) | ICP-OES | Quantifies trace metal impurities after acid digestion by measuring element-specific atomic emission intensities. |
| Chlorinated Impurities (e.g., PCBs, chlorobenzenes) | GC-ECD | Detects organochlorine contaminants using gas chromatographic separation and electron-capture detection. |
| Organic Volatile Impurities | Headspace GC-FID | Identifies and quantifies residual solvents and volatiles via thermal equilibration and flame ionization detection. |
| Color Strength (Tinting Strength) | Reflectance Spectrophotometry | Compares color intensity relative to a certified reference standard using Kubelka-Munk transformed reflectance data. |
| Bulk Density | Tap Density Measurement | Determines mass per unit volume after controlled tapping of a known powder mass in a calibrated cylinder. |
| Sulphated Ash | Gravimetric Analysis | Measures inorganic residue after incineration with sulfuric acid treatment to convert metals to sulphates. |
| Loss on Drying (LOD) | Thermogravimetric Analysis | Determines volatile loss by measuring weight change upon heating to specified temperature under controlled atmosphere. |
Technical Specifications of Permanent Violet RL
| Test Item | Specification |
|---|---|
| Appearance | Purple solid |
| Purity | 98.0–99.5% (by HPLC) |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Heavy Metals | <=20 ppm (as Pb) |
| Residue on Ignition | <=0.3% |
| Identification (NMR) | Consistent with structure of C24H15ClN2O3 |
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 Permanent Violet RL
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of Permanent Violet RL
Packaging of Permanent Violet RL
Industrial Permanent Violet RL 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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