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eosin y cas 17372-87-1

Appearance: Reddish

Packaging: Bag or drum

Sample: Available

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Description

Eosin Y

Eosin Y Quick Details

Chemical Name: Eosin Y

CAS No: 17372-87-1

Molecular Formula: C20H6Br4Na2O5

Molecular Weight: 691.85

Eosin Y Structure:Eosin Y Structure

Eosin Y typical Properties

Item Specifications
Maximum absorption wavelength, nm 510.0~518.0
Mass absorption coefficient,L/cm·g ≥115.0
Sensitivity test qualified
Water dissolution test qualified
Loss on drying ≤9.0
Halide (in terms of bromine) ≤2.0

Eosin Y Usage

Used as a biological stain. Also used as an adsorption indicator for precipitation titration determination of Br-, I-, SCN-, MoO, Ag , and the like. Used as a color developer for the determination of Ag , Pb2 , Mn2 , Zn2 , etc. by fluorescence spectrophotometry.

Eosin Y Packaging and Shipping

Packing: Bag or drum

Delivery: Sea or air

Eosin Y Storage

Cool and seated, protect from light.

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