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HS Code |
297362 |
| Name | Direct Fast Red F-3B |
| Chemical Class | Azo dye |
| Appearance | Red powder |
| Color Index | C.I. 22210 |
| Color Index Name | Direct Red 23 |
| Cas Number | 3441-14-3 |
| Solubility | Soluble in water |
| Molecular Formula | C35H25N7Na2O10S2 |
| Molecular Weight | 809.72 g/mol |
| Application | Dyeing cotton and cellulosic fibers |
| Light Fastness | Moderate |
| Melting Point | Decomposes |
| Ph Range | 6-8 (aqueous solution) |
| Storage Conditions | Keep in a cool, dry place |
| Toxicity | Moderate, handle with care |
As an accredited Direct Fast Red F-3B factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Direct Fast Red F-3B is packaged in a 25 kg net weight fiber drum, sealed with a plastic liner and labeled for safety. |
| Shipping | Direct Fast Red F-3B should be shipped in tightly sealed, clearly labeled containers to prevent leakage and moisture absorption. Store and transport in a cool, dry, and well-ventilated area, away from incompatible materials. Handle with appropriate personal protective equipment according to regulatory guidelines for hazardous chemicals. Avoid direct sunlight and strong oxidizers. |
| Storage | Direct Fast Red F-3B should be stored in a cool, dry, well-ventilated area, away from moisture, heat sources, and direct sunlight. Keep the container tightly closed and clearly labeled. Avoid contact with oxidizing agents and incompatible chemicals. Store at ambient temperature and ensure the area is free from ignition sources. Use appropriate personal protective equipment during handling. |
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Purity 98%: Direct Fast Red F-3B with 98% purity is used in cotton fabric dyeing, where it delivers vivid and uniform coloration with high reproducibility. Particle Size 100 mesh: Direct Fast Red F-3B at 100 mesh particle size is used in textile printing, where it ensures rapid dispersion and smooth pattern definition. pH Stability 4-8: Direct Fast Red F-3B stable in pH 4-8 is used in paper staining, where it maintains consistent shade under varying processing conditions. Light Fastness Grade 5: Direct Fast Red F-3B with light fastness grade 5 is used in yarn dyeing, where it provides long-lasting color resistance to sunlight exposure. Solubility 60g/L (cold water): Direct Fast Red F-3B with solubility of 60g/L in cold water is used in viscose fiber dyeing, where it enables efficient dye uptake and reduces waste. Heat Stability up to 120°C: Direct Fast Red F-3B with heat stability up to 120°C is used in high-temperature exhaust dyeing, where it prevents color fading during processing. Moisture Content ≤1.0%: Direct Fast Red F-3B with moisture content ≤1.0% is used in batik fabric production, where it promotes even dye distribution and reduces blotching. Molecular Weight 650 g/mol: Direct Fast Red F-3B with molecular weight of 650 g/mol is used in nylon dyeing, where it achieves deep penetration for enhanced wash-fastness. Salt Tolerance 50g/L: Direct Fast Red F-3B with salt tolerance of 50g/L is used in continuous dyeing operations, where it maintains color uniformity under high electrolyte concentrations. Melting Point 240°C: Direct Fast Red F-3B with melting point of 240°C is used in colorant formulation for crayons, where it provides thermal stability during manufacturing. |
Competitive Direct Fast Red F-3B prices that fit your budget—flexible terms and customized quotes for every order.
For samples, pricing, or more information, please contact us at +8615651039172 or mail to sales9@bouling-chem.com.
We will respond to you as soon as possible.
Tel: +8615651039172
Email: sales9@bouling-chem.com
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