SODIUM NITRATE
Prepared at the 44th JECFA (1995), published in FNP 52 Add 3 (1995) superseding specifications prepared at the 17th JECFA (1973), published in
FNP 4 (1978) and in FNP 52 (1992). Metals and arsenic specifications revised at the 63rd JECFA (2004). An ADI of 0-3.7 mg/kg bw was
established at the 44th JECFA (1995). Nitrate should not be used for infants below 3 months
SYNONYMS Chile saltpetre, cubic or soda nitre; INS No. 251
DEFINITION
Chemical names Sodium nitrate
C.A.S. number 7631-99-4
Chemical formula NaNO3
Formula weight 85.00
Assay Not less than 99.0% on the dried basis
DESCRIPTION Clear, colourless, odourless, transparent crystals, or white granules or powder; deliquescent in moist air
FUNCTIONAL USES Antimicrobial preservative, colour fixative
