... (Sodium Hydroxide) 96%,99% - NaOH Flake,Solid,Pearl / CAS No.: 1310-73-2 Origin: Tianjin, Neimenggu, Hunan Caustic Soda 96%, 99 ... % - NaOH (Changsha Yonta)- Product IdentificationCAS No.1310-73-2H.S. Code2815120000(liquid); 2815110000(solid)FormulaNaOHMolecular Weight.40ToxicityOral ...