China Factory Direct
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| CAS number | 5863-46-7 |
| Product name | ACID BLUE 15 |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeIndustrial GradeReagent GradeCosmetic GradeFood 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) |
Based on current marketvolatility and material availability.
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
| Industry | Application | Process |
|---|---|---|
| Dye Industry | Dyeing protein fibers | Acidic dyeing process, typically using weakly acidic dyes, applicable to materials such as wool and silk. |
| Textile Industry | Dyeing wool and silk | Brilliant Blue BA functions as an acid dye, reacting with fibers in the dye bath to produce stable coloration. |
| Paper Industry | Dyeing paper | Brilliant Blue BA is dissolved in a weakly acidic solution and applied to paper via coating or impregnation to ensure uniform, non-fading coloration. |
| Cosmetics Industry | Colorant in hair dye formulations | Brilliant Blue BA serves as a colorant in hair dyes, binding to keratin under controlled pH conditions to deliver durable blue coloration. |
| Plastics Industry | Coloring plastics | Brilliant Blue BA is incorporated into plastic raw materials and uniformly dispersed during high-temperature melt compounding to impart blue coloration. |
| Leather Industry | Dyeing leather | Brilliant Blue BA binds to proteins in leather during the dyeing process; pre-treatment of leather is typically required to enhance dye uptake and color fastness. |
| Laboratory Use | pH indicator | Brilliant Blue BA is used in laboratory settings to detect pH changes within a defined range. |
| 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 | Measures water content via stoichiometric reaction between water and iodine in methanol/pyridine medium. |
| Ash Content | Gravimetric Analysis (Ignition at 550 C) | Determines inorganic residue after high-temperature combustion of sample in muffle furnace. |
| Heavy Metals (Pb, Cd, Hg, As) | ICP-OES | Simultaneously quantifies trace metal impurities by measuring element-specific emission intensities from plasma-excited atoms. |
| Chloride Ion | Potentiometric Titration with AgNO3 | Detects chloride based on potential change during silver nitrate titration using silver indicator electrode. |
| pH of 1% Aqueous Solution | pH Meter Measurement | Measures hydrogen ion activity in standardized aqueous dispersion using calibrated glass electrode. |
| Water Solubility | Visual Inspection & Filtration | Assesses complete dissolution in specified volume of water at defined temperature; absence of residue confirms compliance. |
| Organic Impurities (Related Substances) | HPLC with UV Detection | Separates and quantifies structurally related compounds using reversed-phase column and UV absorbance detection. |
| Particle Size Distribution | Laser Diffraction | Determines size distribution by analyzing angular scattering pattern of laser beam passing through dispersed sample. |
| Bulk Density | ASTM D1895 Method A (Tapped Density) | Measures mass per unit volume after controlled tapping of sample in graduated cylinder. |
| Color Strength (Relative to Standard) | Reflectance Spectrophotometry (on dyed fabric) | Compares Kubelka-Munk K/S values of test and reference dyeings under standardized dyeing conditions. |
| Sulfated Ash | Gravimetric Analysis (Ignition after H2SO4 treatment) | Measures sulfate-resistant inorganic residue following sulfuric acid pretreatment and high-temperature ignition. |
| Test Item | Specification |
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| 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 | <=0.3% |
| Color (APHA/Pt-Co) | Not applicable (solid) |
| Odor | Characteristic faint organic odor |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
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.