Stable under normal storage and use. Violent reaction with metal cyanides, magnesium, organic matter. Moderately toxic by ingestion. An experimental tumorigen. Shown to be mutangenic on human.
Sodium nitrate is a powerful oxidizer.
It may ignite with heat or friction. A dangerous disaster hazard. May irritate the respiratory tract. It may cause gastrointestinal and abdominal pain. No information is found on environmental toxicity for this.