ALKALI BLUE 6B Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 8004-90-8 |
| Product name | ALKALI BLUE 6B |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Reagent GradeFood GradeCosmetic 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 ALKALI BLUE 6B
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk ALKALI BLUE 6B Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of ALKALI BLUE 6B
| Industry | Application | Process |
|---|---|---|
| Textile Industry | Used as a natural dye for coloring cellulose and protein fibers, including cotton, silk, and wool | Dyeing by immersion; mordanting (typically forming complexes with metal ions such as aluminum or iron to enhance color fastness) |
| Cosmetics Industry | Used as a colorant in decorative cosmetics, including lipsticks and eyeshadows | Dispersed in oil or wax phases and processed via grinding and mixing to produce pigment dispersions |
| Food Industry (Historical Use) | Formerly used as a food colorant (now prohibited in most countries) | Direct addition or formulation into aqueous solutions for food coloring (Note: Not recommended for food use today) |
| Analytical Chemistry | Used as a chromogenic indicator for metal ions (e.g., aluminum, calcium) | Forms colored complexes with target ions for detection in colorimetric analysis or titration |
Manufacturing Quality Control of ALKALI BLUE 6B
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | UV-Vis Spectrophotometry | Quantifies main component concentration using absorbance at characteristic wavelength and molar absorptivity. |
| Moisture Content | Karl Fischer Titration | Measures water content via coulometric or volumetric titration with iodine-based reagent. |
| Residue on Ignition | Gravimetric Analysis | Determines inorganic ash content by high-temperature incineration and weight measurement. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Quantifies total heavy metals by atomization and absorption of specific elemental wavelengths. |
| Sulfated Ash | Gravimetric Analysis | Measures ash content after sulfuric acid treatment and high-temperature ignition. |
| Chloride Impurity | Potentiometric Titration | Detects chloride ions using silver nitrate titrant and silver indicator electrode. |
| Iron Content | ICP-OES | Quantifies iron via plasma excitation and emission intensity measurement at characteristic wavelength. |
| pH of Aqueous Solution | pH Meter Measurement | Measures hydrogen ion activity in a standardized aqueous suspension using calibrated pH electrode. |
| Organic Volatile Impurities | Gas Chromatography (GC) | Separates and quantifies residual solvents based on volatility and detector response. |
| Particle Size Distribution | Laser Diffraction | Determines size distribution by analyzing angular scattering pattern of laser beam passing through dispersed sample. |
| Bulk Density | Tap Density Measurement | Calculates mass per unit volume after controlled tapping of a known sample mass in a graduated cylinder. |
| Color Value (CIE Lab*) | Reflectance Spectrophotometry | Evaluates color coordinates relative to standard illuminant using diffuse reflectance measurement. |
Technical Specifications of ALKALI BLUE 6B
| Test Item | Specification |
|---|---|
| Appearance | Red to purple crystalline powder |
| Purity | >=98.5% |
| Total Impurities | <=1.5% |
| Water Content (KF) | <=0.5% |
| Melting Point | 245-250°C (decomposes) |
| Heavy Metals | <=20 ppm |
| Residue on Ignition | <=0.1% |
| Solubility | Soluble in hot dimethylformamide and pyridine; slightly soluble in hot ethanol; insoluble in water |
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 ALKALI BLUE 6B
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
Packaging of ALKALI BLUE 6B
Industrial ALKALI BLUE 6B 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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