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HS Code |
603996 |
| Cas Number | 68259-05-2 |
| Molecular Formula | C20H13N5Na2O10S3 |
| Molecular Weight | 645.52 g/mol |
| Appearance | Red powder |
| Solubility | Soluble in water |
| Dye Class | Azo dye |
| Color Index Number | 18073 |
| Ph Range 1 Solution | 6-7 |
| Application | Textile dyeing (wool, silk, nylon) |
| Light Fastness | Good |
| Chemical Name | Disodium 3-[(4-{[(2,5-dimethoxyphenyl)diazenyl]phenyl}amino)sulfonyl]naphthalene-2,7-disulfonate |
| Melting Point | Decomposes |
| Storage Conditions | Keep in a cool, dry place |
| Odor | Odorless |
As an accredited Acid Red 138 factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | The packaging for Acid Red 138 is a 25 kg net weight fiber drum with secure lid, labeled with product and hazard details. |
| Shipping | Acid Red 138 is shipped in secure, sealed containers such as fiber drums or bags to prevent moisture and contamination. Proper hazard labeling is used, and transportation follows local chemical regulations. Store the chemical in a cool, dry place, away from incompatible materials. Ensure careful handling to avoid spills and environmental release. |
| Storage | Acid Red 138 should be stored in a tightly sealed container in a cool, dry, well-ventilated area, away from direct sunlight, heat, and incompatible materials such as strong oxidizers. Ensure that it is kept away from moisture and sources of ignition. Proper labeling and containment will help prevent spills and accidental exposure. Use secondary containment to minimize risk. |
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Purity 98%: Acid Red 138 with 98% purity is used in textile dyeing processes, where it delivers consistent color intensity and reproducibility. Molecular Weight 354.34 g/mol: Acid Red 138 of 354.34 g/mol is used in wool fabric coloration, where it ensures high exhaustion rates and uniform shade development. Stability Temperature 120°C: Acid Red 138 with a stability temperature of 120°C is used in high-temperature dye baths, where it maintains color integrity under thermal stress. Particle Size 10 µm: Acid Red 138 with a particle size of 10 µm is used in ink formulation for printing applications, where it provides smooth dispersion and uniform print quality. Water Solubility 20 g/L: Acid Red 138 with water solubility of 20 g/L is used in aqueous dye solutions for leather dyeing, where it achieves rapid penetration and even color distribution. Light Fastness Grade 5: Acid Red 138 with a light fastness grade of 5 is used in outdoor textile production, where it resists fading and prolongs product lifespan. pH Stability Range 4-6: Acid Red 138 stable in the pH range of 4-6 is used in acid dye baths for nylon fibers, where it prevents precipitation and ensures color stability. Melting Point 185°C: Acid Red 138 with a melting point of 185°C is used in thermoplastic polymer coloration, where it supports elevated processing without degradation. Dye Strength 120%: Acid Red 138 at 120% dye strength is used in synthetic fiber dyeing, where it maximizes depth of shade while minimizing dosage requirements. Residual Salt Content <1%: Acid Red 138 with residual salt content below 1% is used in formulation of sensitive dye baths, where it reduces risk of fabric damage and enhances dye uptake. |
Competitive Acid Red 138 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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