Methylene Green

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
 
Methylene green
Methylene green

52020
Basic green 5
Thiazin
Basic
3% (Aldrich)
1.46% (Conn)
0.1%
657, 618 (Aldrich)
660, 607 (Conn)
Green
C16H17N4O2SCl
433 (Aldrich)
364.9 (Conn)

Methylene green is not commonly used in medical histotechnology. It stains nuclei green, and is sometimes used as a counterstain to red or purple primary stains.

The formula on the left is from Aldrich, that on the right from Conn.

 

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

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

 


 

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