Pyronine

**Definition:** Xanthene dye used as a bacterial and biological stain. Synonyms: Pyronin; Pyronine G; Pyronine Y. Use also for Pyronine B. which is diethyl-rather than dimethylamino-.

**Tree numbers:** - D03.633.300.953.570

**Synonyms:** - Pyronin Y - Pyronine G