China Factory Direct
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| CAS number | 12236-84-9 |
| Product name | PROCION BLUE H-5R |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial GradeSpecialty 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 |
|---|---|---|
| Textile Industry | Dyeing and printing of cellulose fibers, including cotton, linen, and viscose | Exhaust dyeing, padding dyeing, and printing; typically forms covalent bonds with fibers under alkaline conditions (reactive dye fixation process) |
| Dye Auxiliary Development | Reference standard or benchmark for blue reactive dyes | Laboratory-scale dyeing, shade evaluation, and compatibility testing |
| Dye Manufacturing | Intermediate or final product in the synthesis of triazine-based reactive dyes | Prepared via condensation reaction; contains a monochlorotriazine reactive group for subsequent commercial processing |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Active Content) | UV-Vis Spectrophotometry | Quantifies dye concentration based on absorbance at characteristic wavelength using Beer-Lambert law with reference standard. |
| Moisture Content | Karl Fischer Titration | Measures water content via coulometric or volumetric titration using iodine-sulfur dioxide reaction in anhydrous methanol. |
| Ash Content | Gravimetric Analysis | Determines inorganic residue after complete combustion at 550-600 C and weighing of residual ash. |
| Heavy Metals (Pb, Cd, Hg, As) | ICP-OES | Simultaneously quantifies trace metals after acid digestion by measuring element-specific emission intensities in plasma. |
| Chloride Content | Potentiometric Titration | Measures chloride ions using silver nitrate titrant with silver/silver chloride indicator electrode. |
| pH of Aqueous Solution | pH Meter Measurement | Determines hydrogen ion activity in 1% w/v aqueous dispersion using calibrated glass electrode. |
| Water Solubility | Gravimetric Filtration | Evaluates undissolved residue after dissolving sample in distilled water at 25 C and filtering through standardized membrane. |
| Organic Impurities (Related Substances) | HPLC-UV | Separates and quantifies structural analogs and synthesis intermediates using reversed-phase column and UV detection. |
| Particle Size Distribution | Laser Diffraction | Measures size distribution of dry powder via angular scattering pattern of laser beam passed through dispersed sample. |
| Bulk Density | Tap Density Measurement | Determines mass per unit volume after controlled tapping of known mass in calibrated cylinder per ASTM D1895. |
| Color Strength (Tinting Power) | Visual Comparison or Reflectance Spectrophotometry | Compares depth of shade against certified reference standard under standardized lighting and substrate conditions. |
| Sulphated Ash | Gravimetric Analysis | Measures residue after ignition with sulfuric acid pretreatment to convert metals to stable sulphates prior to final ashing. |
| Test Item | Specification |
|---|---|
| Appearance | Dark blue crystalline powder |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=20 ppm |
| Residue on Ignition | <=0.3% |
| Solubility | Freely soluble in water; slightly soluble in ethanol |
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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.