pyrotechnics-revived/chapters/99-1-chemical-calcium-nitra...

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## Calcium nitrate
**Formula**
$Ca(NO3)2$
**Synonyms**
Norwegian saltpeter
**Description**
Calcium nitrate is the calcium salt of nitric acid. It's extremly hygroscopic, much more than Sodium nitrate. Because of that it's not used much in pyrotechnics.
**Sources**
Calcium nitrate is used as a fertiliser.
**Hazards**
O
Calcium nitrate is an oxidiser, store separate from fuels and acids.