CAUSTIC SODA 50% is a 50% w/w solution containing 750g/l Sodium Hydroxide Food Grade, this is the strongest and most pure grade of Sodium Hydroxide solution available commercially.
This product may be used as a general purpose reagent, for pH control, for membrane cleaning, and for electroplating solutions.
CAUSTIC SODA 50% is safe to use on mild steel, stainless steel, vitreous enamel, iron, nickel, chrome, and glass without the risk of chemical attack in the sort term. It is non-corrosive to plastics such as PVC, polyethylene and polypropylene but may degrade others such as nylon rapidly. Stainless steel and mild steel are not corroded but zinc, aluminium and galvanising are quickly attacked.