methyl green n.
A basic dye used as a chromatin stain, as a differential stain for RNA and DNA, and as a tracking dye for DNA in electrophoresis.
Dissolve the methyl green powder in water, using about as much powder as the water will take up.
As specially suitable we must mention fuchsin, methyl green, methyl violet, methylene blue.
Owing to the unstable character of the methyl green, this stain deteriorates after about six months.