has role independent continuant geroprotector renoprotective agent hypoglycemic agent antihypertensive agent antimalarial inorganic sodium salt nitrite salt organic molecular entity poison anti-asthmatic agent antimicrobial food preservative anti-anaemic agent food antioxidant sodium nitrite CHEBI:78870 An inorganic sodium salt having nitrite as the counterion. Used as a food preservative and antidote to cyanide poisoning. antidote to cyanide poisoning