Also called caustic soda, NaOH or lye, sodium hydroxide is made from marine water electrolysis and is used for the manufacture of solid soaps.
Attention: Very dermocaustique product. In case of accidental burns, sponge with vinegar. the acidity vinegar neutralizes the alkalinity of sodium hydroxide.
4 kg ($24.00) and 22.7 kg ($85.00) bags are also available. You can only get them by picking them up at the store.
NB For safety reasons it is forbidden to post sodium hydroxide. Additional fees may apply.