C.I. Acid Yellow 20
- Product Name
- C.I. Acid Yellow 20
- CAS No.
- 8005-93-4
- Chemical Name
- C.I. Acid Yellow 20
- Synonyms
- Acid Yellow 20;C.I. Acid Yellow 20;C.I.Acid Yellow 20:C.I.14225
- CBNumber
- CB14754957
- Formula Weight
- 0
- MOL File
- Mol file
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C.I. Acid Yellow 20 Chemical Properties,Usage,Production
Preparation
6-Aminonaphthalene-1-sulfonic acid?and 7-Aminonaphthalene-1-sulfonic acid?diazotization, and p-Cresol??(0.9 Moore) and o-Cresol?(0.1 Moore) coupled.
Properties and Applications
dark red light yellow. Used for wool, silk, vinegar fiber dyeing.
| Standard | Light Fastness | Soaping | Persperation Fastness | Oxygen bleaching | Fastness to seawater | |||
| Fading | Stain | Fading | Stain | Fading | Stain | |||
| ISO | 5 | 1 | 2 | 2 | 2-3 | |||
C.I. Acid Yellow 20 Preparation Products And Raw materials
Raw materials
Preparation Products
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C.I. Acid Yellow 20 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