Direct Yellow 28
- Product Name
- Direct Yellow 28
- CAS No.
- 8005-72-9
- Chemical Name
- Direct Yellow 28
- Synonyms
- Yellow FF;PYRAZOLYELLOWBG;Solar Yellow BI;Solar Yellow BG;Dyrect Yellow LFF;Chloramine Yellow 2G;Sirius Supra Yellow RR;Showa Direct Fast Yellow BC;Nankai Direct Fast Yellow BC;Mitsui Direct Fast Yellow BC
- CBNumber
- CB3968697
- Molecular Formula
- C28H18N4O6S4.2Na
- Formula Weight
- 680.716
- MOL File
- 8005-72-9.mol
Direct Yellow 28 Property
- EPA Substance Registry System
- C.I. Direct Yellow 28 (8005-72-9)
N-Bromosuccinimide Price
- Product number
- DYE0002840
- Product name
- DIRECT YELLOW 28
- Purity
- 95.00%
- Packaging
- 5MG
- Price
- $497.96
- Updated
- 2021/12/16
Direct Yellow 28 Chemical Properties,Usage,Production
Preparation
use sodium hypochlorite treatment 2-(4-Aminophenyl)-6-methylbenzo[d]thiazole-7-sulfonic acidsodium solution. A pure dye has strong green, and can be refined and sulfuric acid, such as Sirius Supra Yellow FRL (IG)
Properties and Applications
red light yellow. Yellow brown powder. Soluble in water, slightly soluble in ethanol lemon yellow. The strong sulfuric acid dyes for red light brown, diluted into yellow. The dye water solution is golden brown, add the strong hydrochloric acid sodium hydroxide solution or thick after the same color. All kinds of drug resistance, good resistance to chlorine stability, rongalite resistance and reduction of sodium sulfide. 60 ℃ in the solubility of 40 g/L, not sensitive to that fights. Dye bath of copper ions in colored light micro to turn green (4 ~ 5 level), iron ions in a red light (4 ~ 5 level), SDC classification for C, dye migration sex differences, to dead cotton covering power is poor. Cotton and glue the neutral and alkaline white are poor. Used for cotton, viscose of dyeing and printing, also used in cotton, viscose fiber blended fabric, wool, silk and polyamide fiber dyeing. Can also be used in leather, paper color. More used to spell dye.
| Standard | Acid Resistance | Alkali Resistance | Light Fastness | Soaping | Water | ||
| Fading | Stain | Fading | Stain | ||||
| ISO | 5 | 5 | 6 | 3-4 | 3-4 | ||
| AATCC | 5 | 4 | 4-5 | 4-5 | 3-4 | ||
Direct Yellow 28 Preparation Products And Raw materials
Raw materials
Preparation Products
Direct Yellow 28 Suppliers
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