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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

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

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Danger

Hazard Classifications

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

Storage Class

5.1B - Oxidizing hazardous materials

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges

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Certificates of Analysis (COA)

Lot/Batch Number
MKCC9083
MKBZ6937V
MKBR7696V
MKBX0581V
MKBR7685V

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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)
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
Lucas C Pinheiro et al.
Free radical biology & medicine, 53(4), 701-709 (2012-06-23)
The new pathway nitrate-nitrite-nitric oxide (NO) has emerged as a physiological alternative to the classical enzymatic pathway for NO formation from l-arginine. Nitrate is converted to nitrite by commensal bacteria in the oral cavity and the nitrite formed is then
Paul J Shami et al.
Journal of medicinal chemistry, 49(14), 4356-4366 (2006-07-11)
The literature provides evidence that metabolic nitric oxide (NO) release mediates the cytotoxic activities (against human leukemia and prostate cancer xenografts in mice) of JS-K, a compound of structure R(2)N-N(O)=NO-Ar for which R(2)N is 4-(ethoxycarbonyl)piperazin-1-yl and Ar is 2,4-dinitrophenyl. Here
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