(Malachite Green Oxalate; Diamond Green B; BX or P Extra; Light Green N, Solid Green O; Victoria Green B or WB) 2(C23H25N2).2(C2H2O4).C2O4 F.W. 927.03 CAS #2437-29-8 Solubility: 10.0% Water; 8.5% Alcohol; 5.5% Cellosolve; 7.0% Glycol; 0.0% Xylene. Used as a bacteria stain and a counterstain for botanical material.