Saltpeter (disambiguation)

Look up saltpeter in Wiktionary, the free dictionary.

Saltpeter (or saltpetre) is the mineral form of potassium nitrate (KNO₃), a chemical compound.

It may also sometimes refer to:

• Sodium nitrate (NaNO₃), a compound
  • Chile saltpeter or nitratine, the mineral form
• Norwegian saltpeter or calcium nitrate (Ca(NO₃)₂)
• Magnesium nitrate (Mg(NO₃)₂)