... in soap making( cold process soap ,saponificati Name: Caustic Soda (Flakes,Pearls,Solid)Formula: NAOHHS NO: 2815 1100CAS NO: ... 1310-73-2 CAUSTIC SODA FLAKES 99% STANDARD SODIUM HYDROXIDE 99%MIN CHLORIDE(AS CL ... clients:Petroleum Drilling,Paper factory,Dye Factory,Detergent Factory,Food Industry as well as wholesalers. China supplier for Caustic Soda( Flakes,Pearls,Solid)