Sodium Hydroxide

Common Name:

Lye or Caustic Soda

Chemical Formula:


Physical and Chemical Properties:

- Molecular Weight: 39.997 g/mol

- Boiling Point: 1390 degrees Celsius

- Melting Point: 318.4 degrees Celsius


- Used in drain cleaners

- Food processing

- Removing paint

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Other Facts:

- because it is inexpensive it commonly used wherever a strong base is needed

- is used to produce paper (helps break down lignin in wood)

- helps in the process of dehorning cattle