Acid Blue 90 Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 6104-58-1 |
| Product name | Acid Blue 90 |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeReagent 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 90
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Acid Blue 90 Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Acid Blue 90
| Industry | Application | Process |
|---|---|---|
| Dye Industry | Used as an acid dye for dyeing natural and synthetic fibers, including cotton and viscose rayon | Applied in aqueous solution, where it binds to fibers under acidic conditions |
| Printing Industry | Used in ink formulation to impart a blue hue | Blended with other pigments and resins to adjust color and print performance |
| Paper Industry | Used as a paper dye to impart a blue hue to paper | Added during pulp processing, where it binds to fibers |
| Chemical Reagents | Used as an acid-base indicator or analytical reagent in laboratory applications | Employed in chemical reactions or as an indicator based on its acidic properties |
Manufacturing Quality Control of Acid Blue 90
| Test Item | Common Testing Method | Method Overview |
|---|---|---|
| Appearance | Visual Inspection | Place the sample on a white background and observe its color, physical state, and presence of impurities under natural light or standard illumination. Suitable for assessing dye color and uniformity. |
| Shade and Strength | Spectrophotometry / Comparative Colorimetry | Measure absorbance at the maximum absorption wavelength (typically 580–620 nm) using a spectrophotometer, then compare shade and relative strength with a reference standard. |
| Content (Purity) | High-Performance Liquid Chromatography (HPLC) | Use a reversed-phase C18 column with a UV detector (e.g., at 254 nm or in the visible range) to quantify the main component based on retention time and peak area. |
| Moisture Content | Karl Fischer Titration | Determine water content precisely by utilizing the quantitative reaction of iodine with sulfur dioxide in pyridine and methanol. Suitable for trace moisture analysis. |
| Water Insolubles | Gravimetric Method | Dissolve the sample in hot water, filter the insoluble residue, dry it, and weigh to calculate the percentage of water-insoluble matter. |
| pH Value | pH Meter Measurement | Measure the pH of a dye aqueous solution (e.g., 1% w/v) using a pH meter to evaluate its acidic or basic characteristics. |
| Heavy Metal Content | Atomic Absorption Spectroscopy (AAS) or ICP-MS | After sample digestion, determine levels of harmful heavy metals such as lead, cadmium, chromium, and mercury to ensure compliance with environmental standards (e.g., REACH, Oeko-Tex). |
| Organic Impurities and By-products | Thin-Layer Chromatography (TLC) or HPLC | Separate and detect potential by-product dyes, unreacted intermediates, or other organic impurities using chromatographic development or HPLC separation. |
| Solubility | Solubility Test | Prepare an aqueous solution at a specified concentration (e.g., 10 g/L) and observe whether it dissolves completely without precipitation or turbidity. |
| Dyeing Uniformity and Application Performance | Dyeing Trial Method | Conduct small-scale dyeing tests on wool or nylon fabrics to evaluate practical performance including shade, dyeing uniformity, and dye uptake. |
Technical Specifications of Acid Blue 90
| Test Item | Specification |
|---|---|
| Appearance | Dark blue to black crystalline powder |
| Purity | >=98.5% |
| Total Impurities | <=1.5% |
| Water Content (KF) | <=0.5% |
| Heavy Metals | <=20 ppm |
| Residue on Ignition | <=0.3% |
| Solubility | Soluble in water and ethanol; forms clear blue solution |
| Color (APHA/Pt-Co) | N/A (solid, not applicable) |
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 90
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
Packaging of Acid Blue 90
Industrial Acid Blue 90 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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