Solvent Red 52 Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 81-39-0 |
| Product name | Solvent Red 52 |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial GradeSpecialty GradeMaterial GradeCosmetic GradeFood 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 52
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Solvent Red 52 Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Solvent Red 52
| Industry | Application | Process |
|---|---|---|
| Ink Manufacturing | Red colorant for offset, gravure, and flexographic inks | Mixed with binders (e.g., alkyd or acrylic resins) and solvents (e.g., toluene, ethyl acetate) during grinding and dispersion; dispersed to a fineness of ≤15 μm using three-roll mills or bead mills |
| Plastic Coloring | Red colorant for polyvinyl chloride (PVC), polystyrene (PS), and ABS resins | Processed via dry-blend compounding or masterbatch formulation: solvent red 52 is melt-extruded with carrier resins (e.g., PS or LDPE) and dispersants, then added proportionally to base resins for injection molding or extrusion |
| Textile Dyeing | Disperse dye for acetate and polyamide (nylon) fibers | High-temperature, high-pressure dyeing: conducted at 120–130 °C and 0.15–0.2 MPa, using dispersing agents (e.g., sodium lignosulfonate) in a weakly acidic aqueous bath (pH 4.5–6.0) for 30–60 minutes |
| Cosmetics | Colorant for temporary cosmetic products (e.g., lip gloss, eyeshadow), compliant with the Cosmetics Safety Technical Specifications | Dissolved in the oil phase, then homogenized and emulsified with waxes, silicones, and other excipients; final product obtained by cooling and solidification or spray drying |
Manufacturing Quality Control of Solvent Red 52
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination based on peak area comparison with reference standard using reversed-phase chromatography and UV detection at 520 nm. |
| Color Strength | UV-Vis Spectrophotometry | Measurement of absorbance at lambda-max in specified solvent; calculated relative to certified reference material. |
| Impurity Profile | HPLC-DAD | Separation and identification of structurally related impurities using diode array detection and retention time matching. |
| Residual Solvents | GC-FID | Quantification of volatile organic solvents by gas chromatography with flame ionization detection using internal standard calibration. |
| Heavy Metals | ICP-OES | Multi-element quantification of Pb, Cd, Hg, As, Cr, Ni after acid digestion and plasma excitation. |
| Water Content | Karl Fischer Titration | Electrochemical titration with iodine reagent to determine trace water content based on stoichiometric reaction. |
| Ash Content | Gravimetric Analysis | Determination of non-volatile residue after incineration at 550 C followed by weighing. |
| pH of Aqueous Extract | pH Meter | Measurement of pH in a standardized aqueous suspension (e.g., 1% w/v) using calibrated electrode. |
| Particle Size Distribution | Laser Diffraction | Analysis of scattered laser light intensity to calculate volume-based particle size distribution. |
| Bulk Density | Tap Density Tester | Determination of mass per unit volume after controlled tapping of sample in graduated cylinder. |
| Organic Volatile Impurities (OVI) | GC-MS | Screening and semi-quantitative identification of unknown volatile impurities using mass spectral library matching. |
| Sulfated Ash | Gravimetric Analysis | Weight measurement of residue after sulfuric acid treatment and high-temperature incineration. |
Technical Specifications of Solvent Red 52
| Test Item | Specification |
|---|---|
| Appearance | Purple to black crystalline solid |
| Purity | >=98.0% (HPLC) |
| Melting Point | 172-176°C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Heavy Metals | <=20 ppm |
| Residue on Ignition | <=0.1% |
| Color (APHA/Pt-Co) | Not applicable (solid) |
| Odor | Characteristic, faint |
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 52
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of Solvent Red 52
Packaging of Solvent Red 52
Industrial Solvent Red 52 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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