Product name: caustic soda pearls Other name: sodium hydroxide CAS NO.:1310-73-2 UN NO.:1823 IMO CLASS:8 Formula: NAOH Appearance: white in pearls Package: 25kg/bag, 25kg/pail, 6.12kg/carton Application: Widely used in metallurgy, petroleum, chemicals, textile, paper making, printing and dyeing, soap industry, pharmacy and food industry, metal hardwares etc. Specification