ACID YELLOW 19
- Product Name
- ACID YELLOW 19
- Chemical Name
- ACID YELLOW 19
- Synonyms
- ACID YELLOW 19;C.I.Acid Yellow 19:C.I.18967
- CBNumber
- CB3705847
- Formula Weight
- 0
- MOL File
- Mol file
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N-Bromosuccinimide Price
American Custom Chemicals Corporation
- Product number
- DYE0002897
- Product name
- ACID YELLOW 19
- Purity
- 95.00%
- Packaging
- 5MG
- Price
- $500.69
- Updated
- 2021/12/16
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ACID YELLOW 19 Chemical Properties,Usage,Production
Preparation
2-Aminonaphthalene-1-sulfonic acid diazo, and 2,5-Bichloro-4-(3-methyl-5-oxo-4,5-dihydropyrazol-1-yl)benzenesulfonic acid coupling.
Properties and Applications
yellow. Yellow powder. Soluble in water, 90 ℃ water solubility of 50 g/L. The dye in light of copper (dark colored light iron ion in the dark. This product is mainly used for the wool dyeing, also can be used for silk dyeing and wool and silk fabrics in direct printing, also can be used for leather color. Dye can be in pH 4 ~ 7 dyed bath dyeing, dyeing temperature of 70 ~ 90 ℃. Wool and silk dyeing in acetic acid, formic acid or sulfuric acid bath, add Sodium Sulfate help even dye.
| Standard | Light Fastness | Soaping | Persperation Fastness | Oxygen bleaching | Fastness to seawater | |||
| Fading | Stain | Fading | Stain | Fading | Stain | |||
| ISO | 5 | 4-5 | 5 | 4 | 4 | 4 | 4 | |
ACID YELLOW 19 Preparation Products And Raw materials
Raw materials
Preparation Products
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ACID YELLOW 19 Suppliers
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disodium 2-[[1-(2-chloro-5-sulphonatophenyl)-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-4-yl]azo]naphthalene-1-sulphonate