... .: 1310-73-2 Molecular Formula: NaOH Appearance:White flakes,solid,pearl. Product name:caustic soda flakes/solid/pearlCAS No.: 1310-73 ... -2Molecular Weight: 40.00 Molecular Formula: NaOHAppearance:White flakes,solid,pearl. ITEMSPECIFICATIONNaoh (Min)Na2co3 (Max)Nacl (Max)Fe2o3 (Max)Particle sizeFlakes ... .Packing:25kg PP bag with PE liner for flake and pearl.200kg or 250kg drum for Solid.