Sudan stains Any of various stains based on aniline dyes, and used to color fats and waxes, and hence cutinized (e.g. cuticle ) and suberized (e.g.Casparian strip) tissues.See staining.

以苯胺染为基础配制而成的各种染，蜡着色，因此可以染皮肤（例：表皮）栓化组织（例：凯氏带）。