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HS Code |
197622 |
| Chemical Name | Vat Yellow 33 |
| Color Index Number | C.I. 15565 |
| Appearance | Yellow powder |
| Molecular Formula | C28H20N2O2 |
| Molecular Weight | 416.47 g/mol |
| Solubility | Insoluble in water, soluble in hot concentrated sulfuric acid |
| Melting Point | Decomposes on heating |
| Light Fastness | Excellent |
| Main Application | Textile industry (cotton dyeing) |
| Toxicity | Low under normal conditions |
| Stability | Stable under normal storage conditions |
| Synonyms | Indanthrene Yellow R |
As an accredited Vat Yellow 33 factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Vat Yellow 33 is packaged in a 25 kg net weight fiber drum with inner polyethylene lining, securely sealed and clearly labeled. |
| Shipping | Vat Yellow 33 is shipped in tightly sealed, corrosion-resistant containers to prevent contamination and moisture ingress. It is classified as non-hazardous but should be handled according to standard safety protocols. During transit, the chemical is protected from extreme temperatures and direct sunlight, ensuring product stability and integrity upon delivery. |
| Storage | Vat Yellow 33 should be stored in a cool, dry, and well-ventilated area away from direct sunlight and incompatible substances such as strong acids and oxidizing agents. Keep the container tightly closed when not in use, and ensure it is labeled properly. Avoid moisture and exposure to heat sources. Use appropriate personal protective equipment when handling and storing. |
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Purity 98%: Vat Yellow 33 with purity 98% is used in cotton fabric dyeing, where it provides high color yield and reproducible chromatic consistency. Particle Size 5 μm: Vat Yellow 33 with particle size 5 μm is used in inkjet textile printing, where it ensures smooth dispersion and sharp print resolution. Shade Index 110: Vat Yellow 33 with shade index 110 is used in polyester blend coloration, where it offers bright yellow hues and uniform shade development. Stability Temperature 130°C: Vat Yellow 33 with stability temperature 130°C is used in high-temperature jet dyeing, where it maintains color stability and resists thermal degradation. Molecular Weight 430 g/mol: Vat Yellow 33 with molecular weight 430 g/mol is used in viscose fiber dyeing, where it penetrates fibers efficiently for deep and lasting coloration. Moisture Content 0.5%: Vat Yellow 33 with moisture content 0.5% is used in pigment paste formulations, where it enhances storage stability and prevents lump formation. Dispersibility Grade A: Vat Yellow 33 with dispersibility grade A is used in aqueous dye baths, where it results in homogeneous dye distribution and reduced aggregation. Light Fastness 7: Vat Yellow 33 with light fastness 7 is used in automotive upholstery dyeing, where it provides excellent resistance to fading under UV exposure. Melting Point 210°C: Vat Yellow 33 with melting point 210°C is used in rigid plastic masterbatch coloring, where it allows for uniform melt blending and stable coloration. PH Stability Range 3-10: Vat Yellow 33 with pH stability range 3-10 is used in multifunctional detergent formulations, where it maintains color integrity across variable pH environments. |
Competitive Vat Yellow 33 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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