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563218

Sigma-Aldrich

Sodium nitrite

99.999% trace metals basis

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Synonym(s):
Anti-Rust, Sodium nitrite (NaNO2 )
Linear Formula:
NaNO2
CAS Number:
Molecular Weight:
69.00
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.23

Quality Level

Assay

99.999% trace metals basis

form

solid

autoignition temp.

914 °F

impurities

≤15.0 ppm Trace Metal Analysis

mp

271 °C (lit.)

SMILES string

[Na+].[O-]N=O

InChI

1S/HNO2.Na/c2-1-3;/h(H,2,3);/q;+1/p-1

InChI key

LPXPTNMVRIOKMN-UHFFFAOYSA-M

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Application

Sodium nitrite (NaNO2) can be used for a variety of applications, such as:
  • corrosion inhibition
  • as an effective drug on cyanide poisoning
  • inhibiting the growth of micro-organisms

Signal Word

Danger

Hazard Statements

Hazard Classifications

Acute Tox. 3 Oral - Aquatic Acute 1 - Eye Irrit. 2 - Ox. Sol. 3

Storage Class Code

5.1B - Oxidizing hazardous materials

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

危险化学品

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Thiourea and substituted thioureas as corrosion inhibitors for aluminium in sodium nitrite solution
Subramanyam NC, et al.
Corrosion Science, 34(4), 563-571 (1993)
Inhibition of copper corrosion in sodium nitrate solutions with nontoxic inhibitors
Scendo M
Corrosion Science, 50(6), 1584-1592 (2008)
Factors affecting the bacteriostatic action of sodium nitrite
Castellani AG and Niven Jr CF
Applied Microbiology, 3(3), 154-154 (1955)
Jenna L Gordon et al.
Veterinary sciences, 7(2) (2020-04-29)
Neuroblastoma, the most common extracranial solid tumor in children, accounts for 15% of all pediatric cancer deaths. Pharmaceutical applications of S-Nitrosylation, which, under normal conditions is involved with a host of epigenetic and embryological development pathways, have exhibited great potential
Yen-Jung Chen et al.
Antioxidants & redox signaling, 31(2), 109-126 (2018-11-13)
Aims: The coordination of neurons to execute brain functions requires plenty of oxygen. Thus, it is not surprising that

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