ACID BLUE 40 Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 6424-85-7 |
| Product name | ACID BLUE 40 |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeIndustrial 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 ACID BLUE 40
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk ACID BLUE 40 Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of ACID BLUE 40
| Industry | Application | Process |
|---|---|---|
| Textile Dyeing & Printing | Dyeing of natural fibers (e.g., cotton, wool, silk) and their blends | Exhaust dyeing, pad dyeing |
| Textile Dyeing & Printing | Dyeing of synthetic fibers (e.g., nylon, polyester) | High-temperature, high-pressure dyeing |
| Paper Manufacturing | Coloration of colored paper | Addition to the wet end or surface coating |
| Ink Production | Color formulation for aqueous inks | Dissolved and used directly, or blended with other pigments |
| Cosmetics | Coloration of hair dyes, eyeshadows, and other cosmetic products | Uniformly mixed with the base matrix prior to product formulation |
Manufacturing Quality Control of ACID BLUE 40
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | UV-Vis Spectrophotometry | Quantifies dye concentration based on absorbance at characteristic lambda-max using Beer-Lambert law with certified reference standard. |
| Moisture Content | Karl Fischer Titration | Determines water content via coulometric or volumetric titration with iodine-based reagent reacting stoichiometrically with water. |
| Inorganic Ash | Gravimetric Analysis (Ignition at 550 C) | Measures non-volatile residue after high-temperature incineration; ash weight reflects inorganic impurities. |
| Heavy Metals (Pb, Cd, Hg, As) | ICP-OES | Simultaneously quantifies trace metals after acid digestion by measuring element-specific atomic emission intensities. |
| Chloride Ion | Potentiometric Titration with AgNO3 | Detects Cl- concentration via silver nitrate titration monitored by silver ion-selective electrode endpoint. |
| Sulfate Ion | Gravimetric Analysis (as BaSO4) | Precipitates sulfate as barium sulfate; mass of dried precipitate correlates to sulfate content. |
| pH of 1% Aqueous Solution | pH Meter Measurement | Measures hydrogen ion activity in standardized aqueous dispersion using calibrated glass electrode. |
| Water Solubility | Visual Filtration and Dissolution Test | Evaluates complete dissolution in distilled water at specified temperature and time, followed by visual inspection of clarity. |
| Organic Impurities (Related Substances) | HPLC-UV | Separates and quantifies structurally related compounds using reversed-phase column and UV detection at 630 nm. |
| Color Strength (Relative to Standard) | UV-Vis Spectrophotometry | Compares absorbance ratio of sample vs. primary standard under identical conditions to determine relative dyeing power. |
| Particle Size Distribution | Laser Diffraction | Analyzes scattered laser light intensity patterns to calculate volume-based particle size distribution in aqueous suspension. |
| Residue on Ignition | Gravimetric Analysis (Ignition at 550 C) | Same principle as inorganic ash; measures non-volatile matter remaining after controlled ignition, reported as % w/w. |
Technical Specifications of ACID BLUE 40
| Test Item | Specification |
|---|---|
| Appearance | Dark blue crystalline powder |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.3% |
| Heavy Metals | <=20 ppm |
| Residue on Ignition | <=0.1% |
| Solubility | Freely soluble in water; 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 BLUE 40
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
Packaging of ACID BLUE 40
Industrial ACID BLUE 40 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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