Sodium percarbonate is a chemical substance with formula Na
It is an adduct of sodium carbonate (“soda ash” or “washing soda”) and hydrogen peroxide (that is, a perhydrate) whose formula is more properly written as
2 Na2CO3 · 3 H2O
2. It is a colorless, crystalline, hygroscopic and water-soluble solid.
It is sometimes abbreviated as SPC.
It contains 32.5% by weight of hydrogen peroxide.
The product is used in some eco-friendly bleaches and other cleaning products, and as a laboratory source of anhydrous hydrogen peroxide.
IUPAC ID: sodium carbonate—hydrogen peroxide (2/3)