Acid Red 21
Acid Red 21 Basic information
- Product Name:
- Acid Red 21
- Synonyms:
-
- Acid Red 21
- C.I.Acid Red 21:C.I.14965
- MW:
- 0
- Mol File:
- Mol File
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Acid Red 21 Usage And Synthesis
Preparation
2-Amino-4-methylanisole diazo, and 8-Hydroxynaphthalene-1,6-disulfonic acid?coupling.
Properties and Applications
red. Soluble in water for blu-ray red. The strong sulfuric acid for violet blue, diluted red for blue-ray. In water solution to join hydrochloric acid discoloration; Add sodium hydroxide is yellow.
| Standard | Light Fastness | Soaping | Persperation Fastness | Oxygen bleaching | Fastness to seawater | |||
| Fading | Stain | Fading | Stain | Fading | Stain | |||
| AATCC | 5-6 | 1 | 1 | 1 | 1 | |||
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Acid Red 21()Related Product Information
- Acid violet 90
- sodium 5-hydroxy-6-(naphthylazo)naphthalenesulphonate
- Acid Red 213
- Chromate, hydroxy[4-hydroxy-3-nitro-5-[(1,2,3,4-tetrahydro-2,4-dioxo-3-quinolinyl)azo]benzenesulfonato]-, sodium
- Acid Red 217
- Neutral Red 2gl
- Acid Red 215
- 2,6-Naphthalenedisulfonic acid, 4-hydroxy-3-[(2-methoxy-5-methylphenyl)azo]-, disodium salt
- Methyl Red