Naphthol as-irg:
Chemical name:4-chloro-2, 5-dimethoxy-acetoaceto anilide
Cas no:4433-79-8
Molecular formular:c12h11no4cl
Molecular weight:271.7
Physical properties:white crystals.Can be dissloved hot sodium hydroxide solution
Appearance:white powder
Purity: 99%
Molecular weight:271.7
Pack:25kg/woven bag