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Sodium nitrate

Sodium nitrate chemical structure
CAS Number7631-99-4
FormulaN/A
Mol. Weight84.99 g/mol

What is Sodium nitrate?

Sodium nitrate is a chemical compound with CAS number 7631-99-4. It is used in various industrial and research applications.

Specifications

Linear Formula

NaNO3

Molecular Weight

84.99 g/mol

Grade

ReagentPlus®

Assay/Purity

≥99.0%

Impurities

insoluble matter, passes filter test

Solubility

H2O: soluble1 M at 20 °C, clear, colorless

Safety Information

GHS03GHS03
GHS07GHS07
Signal Word

Warning

Hazard Statements

H272-H302-H315-H319-H335

Precautionary Statements

P220-P261-P305 + P351 + P338

Required PPE

Eyeshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges

Melting Point

306 °C (dec.)(lit.)

Anion Traces

chloride (Cl-): ≤5 mg/kg
iodate (IO3-): ≤5 mg/kg
nitrite (NO2-): ≤10 mg/kg
phosphate (PO43-): ≤2 mg/kg
sulfate (SO42-): ≤30 mg/kg

Cation Traces

Al: ≤5 mg/kg
As: ≤0.1 mg/kg
Ba: ≤5 mg/kg
Bi: ≤5 mg/kg
Ca: ≤10 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤2 mg/kg
K: ≤50 mg/kg
Li: ≤5 mg/kg
Mg: ≤5 mg/kg
Mn: ≤5 mg/kg
Mo: ≤5 mg/kg
NH4+: ≤20 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Sr: ≤5 mg/kg
Zn: ≤5 mg/kg

EC Number

231-554-3

WGK Germany

3

Frequently Asked Questions