caustic soda flakes / Sodium Hydroxide (flakes) Cas No.: 1310-73-2 Industrial grade,Food grade,Medical grade. Bese in Tianjin Product:caustic soda flakes / Sodium Hydroxide (flakes)Cas No.: 1310-73-2Molecular Formula: NaOHProperties: Colorless crystaline with the shape of flakes ItemsStandardNaOH Content (%) ≥99.0098.0096.00Fe2O3 (%) ≤0.0040.0080.008Na2CO3(%) ≤0.71.001.30NaCl(%) ≤0.10.32.7 ...