Orange G

Property Data
Common name
Suggested name
Other names
C.I. number
C.I. name
Class
Ionisation
Solubility aqueous
Solubility ethanol
Absorption maximum
 
Colour
Empirical formula
Formula weight
Orange G
Orange G

16230
Acid orange 10
Azo
Acid
10.86%
0.22%
472 (Gurr), 475 (Aldrich),
476-480 (Conn)
Orange
C16H10N2O7S2Na2
452.386

Orange G is a valuable acid dye used in many staining methods, including Papanicolauo's OG6 stain. It is often combined with other yellow dyes in alcoholic solution to stain erythrocytes in trichrome methods, and is used for demonstrating cells in the pancreas and pituitary.

 

Reference
R. D. Lillie.
Conn's Biological Stains
Williams & Wilkins, Baltimore, MD., U.S.A.

Edward Gurr, (1971)
Synthetic dyes in biology, medicine and chemistry
Academic Press, London, England.

Aldrich chemical catalogue, 1992
Aldrich Chemical Company, Milwaukee, WI, USA.

 


 

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