Acids & Salts Available to Source

Sodium Nitrate USP Granular

NaNO3
CAS 7631-99-4 · MF NNaO3 · MW 84.995 g/mol · UN 1498 (SODIUM NITRATE)

White granular powder used as a preservative and color fixative in cured meats.

SDS / TDS Download
CAS Number
7631-99-4
Molecular Formula
NNaO3
Molecular Weight
84.995 g/mol
Material Family
Acids & Salts
Functional Roles
Physical Properties
melting_point
584.2 u00b0F (USCG, 1999)
boiling_point
Decomposes 716 u00b0F (USCG, 1999)
density
2.26 at 68 u00b0F (USCG, 1999) - Denser than water; will sink
solubility
...is soluble in liquid ammonia and forms Na NO3.4NH3 below -42 u00b0C. The solubility in anhydrous methanol is 2.8 wt% at 25 u00b0C.
ph
Aq soln is neutral
GHS / SDS Safety Danger
Irritant Oxidizer Health Hazard
  • H315: Causes skin irritation [Warning Skin corrosion/irritation]
  • H272: May intensify fire; oxidizer [Danger Oxidizing liquids; Oxidizing solids]
  • H370: Causes damage to organs [Danger Specific target organ toxicity, single exposure]
  • H341: Suspected of causing genetic defects [Warning Germ cell mutagenicity]
  • H302: Harmful if swallowed [Warning Acute toxicity, oral]
  • H302 (19.3%): Harmful if swallowed [Warning Acute toxicity, oral]
  • H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
  • H320: Causes eye irritation [Warning Serious eye damage/eye irritation]
  • H372: Causes damage to organs through prolonged or repeated exposure [Danger Specific target organ toxicity, repeated exposure]
  • H371: May cause damage to organs [Warning Specific target organ toxicity, single exposure]
  • H319: Causes serious eye irritation [Warning Serious eye damage/eye irritation]
  • H319 (85.9%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
  • H272 (100%): May intensify fire; oxidizer [Danger Oxidizing liquids; Oxidizing solids]
  • H272 (56.9%): May intensify fire; oxidizer [Danger Oxidizing liquids; Oxidizing solids]
Chemical Identity
CAS Number7631-99-4
IUPAC Namesodium nitrate
InChI KeyVWDWKYIASSYTQR-UHFFFAOYSA-N
PubChem CID 24268
INCI NameSODIUM NITRATE
Synonyms & Trade Names
SODIUM NITRATE Chile saltpeter Cubic niter Soda niter Nitrate of soda etabisulfite Nitratine Sodium saltpeter Nitrate de sodium Nitric acid, sodium salt Saltpeter (Chile) Nitric acid monosodium salt Nitric acid sodium salt (1:1) Natrum nitricum Sodium nitrate(DOT)
Full Description

White granular powder used as a preservative and color fixative in cured meats.