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HS Code |
540947 |
| Chemical Name | Direct Red 80 |
| Synonyms | Congo Red |
| Cas Number | 2610-10-8 |
| Molecular Formula | C32H22N6Na2O6S2 |
| Molecular Weight | 696.66 g/mol |
| Appearance | Red powder |
| Solubility In Water | Soluble |
| Melting Point | Decomposes |
| Maximum Absorption Wavelength | 498 nm |
| Application | Textile dye |
| Density | 1.1 g/cm³ |
| Ph Of Solution | 6-7 (1% aqueous solution) |
| Ec Number | 220-036-2 |
| Light Fastness | Moderate |
| Storage Conditions | Keep container tightly closed in a dry, cool, and well-ventilated place |
As an accredited Direct Red 80 factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Direct Red 80 is packaged in a 500g sealed, high-density polyethylene bottle with a secure screw cap and a clear hazard label. |
| Shipping | Direct Red 80 is shipped in tightly sealed, clearly labeled containers to prevent moisture uptake and contamination. It should be transported in a cool, dry, and well-ventilated environment, away from incompatible substances. Ensure the packaging complies with local regulations for chemical shipping and handling, including relevant labeling and documentation. |
| Storage | Direct Red 80 should be stored in a tightly closed container, in a cool, dry, and well-ventilated area away from incompatible substances such as strong oxidizers. Protect it from moisture, sunlight, and sources of ignition. Ensure the storage area is clearly labeled and has appropriate spill containment measures. Personal protective equipment should be available when handling the dye. |
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Purity 98%: Direct Red 80 with 98% purity is used in cotton fabric dyeing, where it delivers high color yield and uniform shade consistency. Molecular Weight 1373.34 g/mol: Direct Red 80 of molecular weight 1373.34 g/mol is used in paper coloration processes, where it offers excellent ink penetration and brightness. Light Fastness Grade 4: Direct Red 80 with light fastness grade 4 is used in cellulosic fiber dyeing, where it provides durable color retention under light exposure. Aqueous Solubility 50 g/L: Direct Red 80 with aqueous solubility of 50 g/L is used in textile printing applications, where it ensures rapid dissolution and smooth printing results. Stability Temperature 120°C: Direct Red 80 stable at 120°C is used in high-temperature dyeing of viscose fibers, where it maintains color integrity throughout the process. Particle Size ≤5 μm: Direct Red 80 with particle size ≤5 μm is used in liquid dye formulations, where it grants superior dispersion and prevents sedimentation. Heat Resistance Up to 100°C: Direct Red 80 with heat resistance up to 100°C is used in non-woven fabric dyeing, where it withstands processing temperatures without color shift. pH Stability Range 5-9: Direct Red 80 with pH stability range 5-9 is used in leather staining, where it provides consistent shade development across varying process conditions. |
Competitive Direct Red 80 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
Flexible payment, competitive price, premium service - Inquire now!
