ACID BLUE 25 Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 6408-78-2 |
| Product name | ACID BLUE 25 |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeIndustrial GradeReagent 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 BLUE 25
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk ACID BLUE 25 Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of ACID BLUE 25
| Industry | Application | Process |
|---|---|---|
| Textile Dyeing and Printing | Used for dyeing and printing wool, silk, and their blends | Acid dyeing process, typically conducted under weakly acidic conditions (pH 4–6) via exhaust or printing methods; mordants may be applied to improve color fastness |
| Leather Processing | Used for leather coloring to impart soft green shades | Applied during the post-tanning dyeing stage via exhaust or spray application; pH control enhances dye adsorption and uniformity |
| Ink Manufacturing | Used as a colorant in writing inks or inkjet inks | Dissolved in aqueous or alcoholic solvent systems, then ground, filtered, and formulated prior to filling; requires stable dispersion to prevent sedimentation |
| Biological Staining (Research) | Used for temporary staining of tissue sections or cellular specimens | Employed as a contrast stain in microscopy, often combined with other dyes; brief immersion followed by rinsing prior to observation |
Manufacturing Quality Control of ACID BLUE 25
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | UV-Vis Spectrophotometry | Quantifies dye concentration based on absorbance at characteristic wavelength using Beer-Lambert law. |
| Moisture Content | Karl Fischer Titration | Determines water content via coulometric or volumetric titration with iodine-based reagent. |
| Heavy Metals (as Pb) | ICP-OES | Measures total heavy metal content by plasma excitation and elemental emission spectroscopy. |
| Chloride Impurity | Ion Chromatography | Separates and quantifies chloride ions using anion-exchange column and conductivity detection. |
| Sulfate Impurity | Gravimetric Analysis | Precipitates sulfate as BaSO4 and determines mass after filtration and drying. |
| pH of 1% Aqueous Solution | Potentiometric pH Measurement | Measures hydrogen ion activity in aqueous solution using calibrated pH electrode. |
| Water Insolubles | Filtration and Gravimetry | Isolates undissolved particles by membrane filtration, followed by drying and weighing. |
| Organic Impurities (Related Substances) | HPLC-UV | Separates and quantifies structurally related compounds using reversed-phase chromatography and UV detection. |
| Iron (Fe) Content | AAS | Quantifies iron by atomic absorption of specific wavelength light after atomization in flame. |
| Arsenic (As) Content | Hydride Generation AAS | Converts arsenic to volatile hydride, then measures atomic absorption in quartz cell. |
| Bulk Density | Graduated Cylinder Method | Determines mass per unit volume by gently pouring sample into calibrated cylinder and measuring. |
| Particle Size Distribution | Laser Diffraction | Analyzes scattered laser light intensity to calculate particle size distribution in suspension or air stream. |
Technical Specifications of ACID BLUE 25
| Test Item | Specification |
|---|---|
| Appearance | Green 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 | <=0.2% |
| Color (APHA/Pt-Co) | <=100 |
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 25
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
Packaging of ACID BLUE 25
Industrial ACID BLUE 25 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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