Color of TNT

Note 1 When both DNT TNT are present, the blue color of DNT will be obscured by the red color of TNT. In die method described in... 

Note 1 When both DNT TNT are present, the blue color of DNT will be obscured by the red color of TNT. ki die method described in Ref 7, Vol 3, Chap XX, p2, it was suggested to dissolve a small sample in acidified ethanol and add a few drops of KOH soln. If the color is betw red and violet (the mixture is present), wait until the DNT coloration fades and the liquid becomes red. If the color is violet and fades completely on standing or watnsing, DNT is present alone. If the color is red and does not change on standing, TNT is present alone. 

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