1.good 99% sodium hydroxide 2.tech grade 3.low price and delivery ... The use of caustic soda/sodium hydroxide and alkaline desiccant, paper, aluminum smelting, refining tungsten, rayon and soap manufacturing ... organic intermediates, old rubber regeneration system of metallic sodium, water electrolysis, as well as inorganic salt production ... quantity is welcomed 99%min Sodium Hydroxide industrial grade