Sodium Hydroxide

Sodium hydroxide, also known as lye and caustic soda, is an inorganic compound with the formula NaOH. It is a white solid ionic compound consisting of sodium cations Na+ and hydroxide anions OH.  Sodium hydroxide is a highly caustic base and alkali that decomposes proteins at ordinary ambient temperatures and may cause severe chemical burns.

CAS Number: 1310-73-2
UN Number: 1824
Hazard Class: 8
Packing Group: II
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Photo of Sodium Hydroxide