ACID RED 183 Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 6408-31-7 |
| Product name | ACID RED 183 |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeIndustrial 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) |
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Documents We Provide for ACID RED 183
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk ACID RED 183 Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of ACID RED 183
| Industry | Application | Process |
|---|---|---|
| Textile Dyeing & Printing | Chelating agent for reactive dyes; enhances color fastness of azo dyes on fibers—particularly wet processing fastness | Forms stable chromium-complex dyes in situ with azo dye precursors containing ortho-hydroxy groups (e.g., certain pyrazolone-based azo dyes) under mildly alkaline conditions (pH 8–10) during dyeing, followed by application to cotton, wool, or nylon fibers via immersion or pad dyeing |
| Leather Tanning | Co-tanning agent and dyeing auxiliary; improves dyeing uniformity and lightfastness of leather | Used synergistically with acid or direct dyes in the retanning-dyeing stage; its anionic character facilitates binding to collagen fibers, while its chromium coordination sites enhance dye-leather bonding strength; typically added to the retanning bath at pH 3.5–4.5 |
| Ink Manufacturing | Pigment dispersant and hue modifier for water-based printing inks | Functions as a surface-active chelate; adsorbs onto organic pigment particles (e.g., derivatives of C.I. Pigment Red 177), suppressing flocculation through combined electrostatic repulsion and steric hindrance; added during grinding and dispersion (bead mill, 60–80°C) at 2–5% by weight relative to pigment mass |
Manufacturing Quality Control of ACID RED 183
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantification by peak area comparison against certified reference standard using reversed-phase chromatography and UV detection at 500-520 nm. |
| Moisture Content | Karl Fischer Titration | Electrochemical titration measuring water content based on iodine consumption in a methanol-based reagent system. |
| Heavy Metals (Pb, Cd, Hg, As) | ICP-MS | Multi-element quantification via plasma ionization and mass spectrometric detection with isotopic resolution. |
| Chromium Content | AAS (Flame) | Atomic absorption measurement of Cr(III) after acid digestion and matrix matching, using characteristic 357.9 nm absorption line. |
| Sulfonate Group Content | Ion Chromatography (IC) | Separation and quantification of sulfonate anions using suppressed conductivity detection after alkaline eluent separation. |
| Residual Solvents (e.g., DMF, Methanol) | GC-FID | Volatile organic residue quantification by gas chromatographic separation and flame ionization detection. |
| pH of 1% Aqueous Solution | Potentiometric Titration | Measurement of hydrogen ion activity using calibrated glass electrode in aqueous dispersion. |
| Water Insolubles | Gravimetric Filtration | Filtration through pre-weighed membrane filter, drying, and mass difference determination. |
| Chloride Impurity | Potentiometric Titration with AgNO3 | Argentometric titration detecting endpoint via silver chloride precipitation and potential change. |
| Related Substances (Impurities) | HPLC-DAD | Identification and quantification of structurally related compounds using diode array detection and retention time matching. |
| Iron Content | Colorimetric (1,10-Phenanthroline) | Formation of orange-red Fe(II)-phenanthroline complex measured spectrophotometrically at 510 nm. |
| Sodium Content | Flame Photometry | Emission intensity measurement of sodium at 589 nm in atomized aqueous solution. |
Technical Specifications of ACID RED 183
| Test Item | Specification |
|---|---|
| Appearance | Dark red crystalline powder |
| Purity | >=98.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Residue on Ignition | <=0.3% |
| Heavy Metals | <=20 ppm |
| Solubility | Freely soluble in water; slightly soluble in ethanol |
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 ACID RED 183
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
Packaging of ACID RED 183
Industrial ACID RED 183 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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