... charge will be refund after comfirm order5 .Application: The use of caustic soda/sodium hydroxide and alkaline desiccant, paper, ... rayon and soap manufacturing. In addition, in the production of dyes, plastics, pharmaceutical and organic intermediates, old rubber regeneration ... , potassium permanganate, phosphate, etc., but also the use of many of caustic soda.6.Packing It is packed with polyethylene ...