Characteristic

 

Sodium perborate is chemical compound whose chemical formula may be written NaH₂BO₄, Na₂H₄B₂O₈ Its name is sometimes abbreviated as PBS.The compound is commonly encountered in anhydrous form or as a hexahydrate. They are both white, odorless, water-soluble solids.

Chemical formula:NaBO₃·nH₂O

Molar mass: 99.815 g/mol (monohydrate);153.86 g/mol (tetrahydrate)

Appearance: white solid

Odor: odorless

Melting point: 63 °C (145 °F; 336 K) (tetrahydrate)

Boiling point: 130 to 150 °C (266 to 302 °F; 403 to 423 K) (tetrahydrate, decomposes)

Solubility in water:2.15 g/100 mL (tetrahydrate, 18 °C)

 

Application

 

This salt is widely used in laundry detergents, as one of the peroxide-based bleaches.