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563218

Sigma-Aldrich

Sodium nitrite

99.999% trace metals basis

Synonym(s):

Anti-Rust, Sodium nitrite (NaNO2 )

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About This Item

Linear Formula:
NaNO2
CAS Number:
7632-00-0
Molecular Weight:
69.00
EC Number:
231-555-9
MDL number:
MFCD00011118
UNSPSC Code:
12352302
PubChem Substance ID:
24880084
NACRES:
NA.23

Quality Level

200

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

H272,H301,H319,H400

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

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Factors affecting the bacteriostatic action of sodium nitrite
Castellani AG and Niven Jr CF
Applied Microbiology, 3(3), 154-154 (1955)
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)
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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