Name: Caustic Soda, Sodium Hydroxide Molecular formula: NaOH Molecular weight: 40.00 Appearance: Flakes, solid, peals Usage: In papermaking industry, soap industry, textile printing and dyeing industry, chemicals industry, petroleum industry ect. Packing: Flakes and Pearls: 25kg plastic bags(3layer PP & PE) Solid: Iron drum, net WT: 200kg (Height of Drum: 90cm).