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Merck

23479

Sigma-Aldrich

Nitrite/Nitrate Assay Kit, colorimetric

used for detection of nitric oxide metabolites

Sinónimos:

Nitrate/Nitrite Assay Kit, colorimetric

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About This Item

UNSPSC Code:
12161503
NACRES:
NA.84

usage

sufficient for 100 assays

suitability

passes test for application

storage temp.

2-8°C

Application

Nitric oxide (NO), a gaseous paramagnetic radical, is a very important and versatile messenger in biological systems. NO is synthesized from L-arginine by NO synthase (NOS). It has been identified as an endothelial derived relaxation factor (EDRF) and antiplatelet substance. It serves as a neurotransmitter derived from a neutrophile and a cytotoxic substance from an activated macrophage. Although NO′s molecular action in the biological system is very versatile, the most important role of NO is the activation of guanylate cyclase.

The Griess assay is one of the most popular and simplest methods used to detect the NO concentration. The Griess assay′s mechanism is summarized as the azo coupling between diazonium species, which are produced from sulfanilamide with NO2, and naphthylethylenediamine. The NO2/NO3 Assay Kit contains these dyes, a nitrate reductase, an enzyme co-factor, buffer solution and NO2, NO3 solutions as standards. Therefore, total NO metabolites are easily detectable using this kit. The suitable NO2 detection range is from 10 to 100 μM.

Solo componentes del kit

Referencia del producto
Descripción

  • NaNO2 Standard Solution (100 mM) 1 bottle

  • NaNO3 Standard Solution (100 mM) 1 bottle

  • Buffer solution (20 mM, pH 7.6) 1 bottle

  • Nitrate reductase (lyophilized) 1 bottle

  • Enzyme Co-factor (lyophilized) 1 bottle

  • Griess Reagent A 1 bottle

  • Griess Reagent B 1 bottle

related product

Referencia del producto
Descripción
Precios

pictograms

CorrosionExclamation mark

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Warning

Hazard Classifications

Eye Irrit. 2 - Met. Corr. 1 - Skin Irrit. 2 - Skin Sens. 1 - STOT SE 3

target_organs

Respiratory system

Storage Class

8A - Combustible corrosive hazardous materials

flash_point_f

Not applicable

flash_point_c

Not applicable


Certificados de análisis (COA)

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