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HS Code |
378771 |
| Chemical Name | C.I. Acid Red 18 |
| Synonyms | Fast Scarlet W, Acid Fast Red A |
| Cas Number | 2611-82-7 |
| Molecular Formula | C20H11N2Na3O10S3 |
| Molecular Weight | 618.48 g/mol |
| Appearance | Red powder |
| Solubility | Soluble in water |
| Usage | Dyeing silk, wool, paper, and leather |
| Light Fastness | Moderate |
| Melting Point | Decomposes |
| Stability | Stable under recommended storage conditions |
| Ph Range | 4-6 (aqueous solution) |
| Storage Conditions | Store in a cool, dry place |
| Ec Number | 220-036-2 |
As an accredited Fast Scarlet W factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | The packaging for Fast Scarlet W features a sealed 500g plastic container, labeled with safety symbols, product name, and manufacturer details. |
| Shipping | Fast Scarlet W should be shipped in tightly sealed containers, protected from moisture and direct sunlight. Transport in accordance with local and international regulations for hazardous chemicals. Ensure proper labeling, and avoid contact with oxidizing agents. Handle with care to prevent spills and exposure; use responsible carriers specializing in chemical shipments. |
| Storage | Fast Scarlet W should be stored in a cool, dry, well-ventilated area away from incompatible substances such as strong oxidizers and acids. The container must be tightly closed and protected from moisture and direct sunlight. Properly label the storage area and ensure that emergency procedures and spill kits are available. Use suitable PPE when handling to prevent inhalation and skin contact. |
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Purity 98%: Fast Scarlet W with 98% purity is used in textile dyeing processes, where it ensures vibrant and uniform coloration of synthetic fibers. Particle Size 20 µm: Fast Scarlet W with a particle size of 20 µm is used in pigment formulation for printing inks, where it provides excellent dispersion and consistent print quality. Melting Point 225°C: Fast Scarlet W with a melting point of 225°C is used in high-temperature plastics coloring, where it maintains color stability during processing. Lightfastness Grade 6: Fast Scarlet W with lightfastness grade 6 is used in outdoor coatings, where it offers prolonged resistance to photodegradation. Water Solubility 15 g/L: Fast Scarlet W with water solubility of 15 g/L is used in aqueous paint systems, where it enables easy blending and fast dissolution. Dye Strength 125%: Fast Scarlet W with 125% dye strength is used in paper tinting applications, where it achieves high color intensity with low dosage. Stability Temperature 160°C: Fast Scarlet W with stability temperature of 160°C is used in rubber compounding, where it prevents thermal fading during vulcanization. pH Range 4-9: Fast Scarlet W with a pH range of 4-9 is used in water-based formulations, where it maintains chromatic integrity under variable acidic or basic conditions. |
Competitive Fast Scarlet W 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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