ETHYL EOSIN

ETHYL EOSIN Chemische Eigenschaften,Einsatz,Produktion Methoden

• S-Sätze Betriebsanweisung:

  S22:Staub nicht einatmen.
  S24/25:Berührung mit den Augen und der Haut vermeiden.

• Chemische Eigenschaften

  red to brown powder

• Verwenden

  Ethyl eosin is a histological stain that has been used in the Stoval and Black method for illustrating Negri bodies in the central nervous system of rabid animals. Dyes and metabolites.

• synthetische

  Fluorescein (C.I. Acid Yellow 73, C.I. 45350) in water or ethanol solution bromide into four bromine derivatives, and then into sodium salt, then product (C.I. Acid Red 87) ethyl ester and translated into potassium.

• Definition

  ChEBI: An organic potassium salt having 2,4,5,7-tetrabromo-9-{2-[(ethyloxy)carbonyl]phenyl}-3-oxo-3H-xanthen-6-olate as the counterion.

• Properties and Applications

  brilliant blue light red. Slightly soluble in hot water for cherry red, with weak green yellow fluorescence, slightly soluble in ethanol to red, with brown light yellow fluorescence. In concentrated sulfuric acid to yellow, dilution after brown light yellow precipitation.
  

  Standard	Light Fastness	Heat-resistant(℃)		water	Sodium Carbonate(5%)	Hydrochloric acid(5%)
  		Melting point	Stable
  ISO	Poor			Dissole	Good	Good

ETHYL EOSIN Upstream-Materialien And Downstream Produkte

ETHYL EOSIN Anbieter Lieferant Produzent Hersteller Vertrieb Händler.

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