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1.09033

Sigma-Aldrich

Schiff′s reagent

for microscopy

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About This Item

Code UNSPSC :
41116121
Nomenclature NACRES :
NA.41

Niveau de qualité

Forme

liquid

IVD

for in vitro diagnostic use

pH

2.1-2.5 (25 °C in H2O)

Densité

1.01 g/cm3 at 20 °C

Application(s)

clinical testing
diagnostic assay manufacturing
hematology
histology

Température de stockage

15-25°C

Description générale

Schiff‘s reagent -for microscopy for the periodic acid Schiff, or PAS reaction, is a ready-to-use solution used for the detection of mucopolysaccharides, glycogen, muco- and glycoproteins, glyco-, phospholipids, basal membranes and collagen. The PAS (periodic acid Schiff) reaction is one of the most frequently used chemical methods for the detection of aldehyde and mucosubstances in histology. In the PAS reaction, the histological specimen material is first treated with periodic acid, resulting in the oxidation of the 1,2-glycols into aldehyde groups. The addition of Schiff′s reagent (fuchsin-sulfuric acid) in the second step causes the aldehydes to react to form a brilliant red color. In the end result, the PAS reaction yields a specific color reaction with unsubstituted polysaccharides, neutral mucopolysaccharides, muco- and glycoproteins, and glyco- and phospholipids. The PAS reaction can be further combined with the Alcian blue staining method to detect mucosubstances (glycosaminoglycans). 500 ml are sufficient for approx. 2500 - 3000 stainings. It is registered as IVD and CE certified product and can be used for clinical diagnostics. For more details, please see instructions for use (IFU). The IFU can be downloaded from this webpage.

Application

For microscopy. Ready-to-use staining solution for human-medical cell diagnosis.

Code de la classe de stockage

12 - Non Combustible Liquids

Classe de danger pour l'eau (WGK)

WGK 1

Point d'éclair (°F)

Not applicable

Point d'éclair (°C)

Not applicable


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