Eosin B C.I. 45455

£7.34 to £70.19

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Variation ID		Product Code	Pack Size	List Price
6228	photo_camera	RRBD876-U	10g RRBD876-U	£7.34
6229	photo_camera	RRBD876-W	25g RRBD876-W	£19.39
6230	photo_camera	RRBD876-2W	50g RRBD876-2W	£36.40
6231	photo_camera	RRBD876-X	100g RRBD876-X	£70.19

Eosin B is a readily water-soluble, red dye with a green fluorescence (Lambda max. 514 nm), which is commonly used in histology and microbiology. The dye binds in the acidic pH range (pH 2.5 - 3.5) to proteins. This complex absorbs light at 536 - 544 nm.

Biological Dye
Histology
Microbiology

C.I. 45400
Molecular Formula: C20H6Br2N2Na2O5
Molecular Weight: 624.08 g/mol
Absorption Wavelength (@ Lambda Max): 515nm
Absorption Ratio: 1.22
Specific Absorbtion (A1% in 10mm cell): 962
Loss on drying: <10%

Cas Number: 548-24-3

Einecs Number: 208-943-1

HS Code / Commodity Code: 32129000

Hazard Phrases: H0001