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.

以苯胺基础配制而成的各种，用于脂肪和蜡着色，因此可以肤（：）和栓化组织（：凯氏带）。