... :2-Chloro-4-Aminotoluene-5-Sulphonic Acid CAS:88-51-9 2B acid 1, General name:2B acid 2, Chemical ... is white or light red powder, with slight ammonia odor. Flash point >240°C. 6, Specification:Appearance:white or light red ... place, far away from oxidant, heat, fire and flame. 9, Cautions: Wear goggles and glass mask, gloves and gas mask ... 2-Amino-4-chloro-5-methylbenzenesulfonic acid,CAS:88-51-9