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13447 Sigma-Aldrich

Sodium nitrite

puriss., meets analytical specification of Ph. Eur., BP, USP, FCC, E 250, 99-100.5% (calc. to the dried substance)

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Properties

Related Categories Chemical Synthesis, Essential Chemicals, Inorganic Salts, Research Essentials, Salts,
InChI Key   LPXPTNMVRIOKMN-UHFFFAOYSA-M
grade   puriss.
assay   99-100.5% (calc. to the dried substance)
autoignition temp.   914 °F
quality   meets analytical specification of Ph. Eur., BP, USP, FCC, E 250
impurities   acidity or alcalinity, in accordance
  residual solvents, complies
  ≤0.001% heavy metals (as Pb)
loss   ≤0.2% loss on drying, 4 h (on silica gel)
  ≤0.25% loss on drying (on vacuum)
mp   271 °C (lit.)
anion traces   chloride (Cl-): ≤50 mg/kg
  sulfate (SO42-): ≤100 mg/kg
cation traces   As: ≤2 mg/kg
  Ca: ≤50 mg/kg
  Hg: ≤1 mg/kg
  Pb: ≤4 mg/kg
suitability   complies for appearance of solution

Description

General description

Combined effect of NaNO2 and NaCl on the growth of Listeria monocytogenes in tryptone soya broth has been evaluated using automated turbidimetric system. Its carcinogenic effects have been examined in F-344 rats.

Application

Sodium nitrite has been used for the quantitative determination of nitrite in culture medium. It may be used in the preparation of isopropyl nitrite, via reaction with isope alcohol.

Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
Hazard statements 
RIDADR 
UN 1500 6.1(5.1) / PGIII
WGK Germany 
3
RTECS 
RA1225000

Documents

Certificate of Analysis

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Protocols & Articles
Peer-Reviewed Papers
15

References

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