Eosin N

It is also used as an adsorption indicator to determine the titration of precipitates.

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Description

Eosin N (acid red 87)

Product description

Product Name: Eosin Y (Acid Red 87)

CAS No.: 17372-87-1

Molecular Formula: C20H6Br4Na2O5
KI No.: 45380
Standard: Ind Rank
Purity: 70 percent -80 percent;

Purity:85 percent -92 percent;

Purity:Greater than or equal to 92 percent;
Certificate: ISO

Specifications

Eosin Y (acid red 87)
Thing	Standard
Items	Characteristics
Content (C20H6O5Br4Na2)	Greater than or equal to 85 percent
Sensitivity test	Skilled
Water dissolution test	Skilled
Damage due to drying out	Less than or equal to 9 percent

Statement

As an indicator of adsorption

Used as a biological dye. It is also used as an adsorption indicator for precipitation titration of Br-, I-, SCN-, MoO, Ag plus, etc. determination of Ag plus, Pb2 plus, Mn2 plus, Zn2 plus, etc. by fluorescence spectrometry.

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