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HS Code |
189734 |
| Cas Number | 6359-98-4 |
| Ec Number | 228-844-6 |
| Chemical Formula | C16H12N4Na2O7S2 |
| Molecular Weight | 502.40 g/mol |
| Appearance | Yellow powder |
| Solubility In Water | Soluble |
| Melting Point | Decomposes |
| Color Index Number | 18936 |
| Usage | Dye for wool, silk, paper |
| Light Fastness | Moderate |
| Synonyms | Direct Yellow 44, C.I. Acid Yellow 49 |
| Ph Range | 5 to 7 (aqueous solution) |
| Stability | Stable under recommended storage conditions |
As an accredited Acid Yellow 49 factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | The packaging for Acid Yellow 49 consists of a sealed 25 kg fiber drum, labeled with product name, batch number, and safety information. |
| Shipping | Acid Yellow 49 should be shipped in tightly sealed, labeled containers to prevent leaks and contamination. Store in a cool, dry, well-ventilated area away from incompatible substances. Follow all applicable local, national, and international regulations for transport of hazardous chemicals, ensuring proper documentation and handling to ensure safety during transit. |
| Storage | Acid Yellow 49 should be stored in a tightly sealed container, in a cool, dry, and well-ventilated area, away from incompatible substances such as strong oxidizers and bases. Protect from moisture and direct sunlight. Ensure the storage area is equipped with appropriate spill containment and is clearly labeled. Personal protective equipment should be available when handling this chemical. |
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Purity 98%: Acid Yellow 49 with 98% purity is used in wool dyeing processes, where it ensures vibrant and uniform coloration across fibers. Molecular Weight 312 g/mol: Acid Yellow 49 with molecular weight 312 g/mol is used in silk textile applications, where it provides consistent dye uptake and shade reproducibility. Stability at pH 4-5: Acid Yellow 49 stable at pH 4-5 is used in paper staining, where it delivers lasting colorfastness under acidic processing conditions. Melting Point 140°C: Acid Yellow 49 with a melting point of 140°C is used in leather dye formulations, where it imparts heat-resistant and washfast yellow hues. Particle Size 10 µm: Acid Yellow 49 with 10 µm particle size is used in inkjet ink production, where it enhances dispersion stability and print definition. Water Solubility 25 g/L: Acid Yellow 49 with water solubility of 25 g/L is used in food additive coloring, where it allows efficient solution preparation and even color distribution. Lightfastness Grade 4: Acid Yellow 49 with lightfastness grade 4 is used in plastic film tinting, where it ensures improved resistance to fading under light exposure. Viscosity 15 cps: Acid Yellow 49 with viscosity of 15 cps is used in latex paint manufacturing, where it promotes smooth blending and uniform pigment distribution. Thermal Stability up to 120°C: Acid Yellow 49 with thermal stability up to 120°C is used in detergent colorants, where it maintains color integrity during hot mixing and storage. Ash Content 0.5%: Acid Yellow 49 with ash content 0.5% is used in cosmetic formulations, where it minimizes residue and ensures product safety compliance. |
Competitive Acid Yellow 49 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!
