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.

• 苏丹染液：以苯胺染料为基础配制而成的各种染料，用于使脂肪和蜡着色，因此可以染皮肤（例：表皮）和栓化组织（例：凯氏带）。