sudan

(su-dan’). A diazo-compound, C..H,,N,,0, in the form of a brown powder, used as a stain for fat: called also pigment brown. 8. III, a red stain, C,,H,gN,O, soluble in alcohol, chloroform, e ential oils, and xylol: used as a stain for tubercle bacillus. 8. yellow G, a brown powder, C,,H,o- N,0,, used as a stain for fats. Fitted for performing Pertaining to or re-