DescriptionMenadione.svg Русский: Менадион English: Chemical Structure of Menadione Date 6 April 2012 Source Own work Author Хорев Сергей Other versions
File:Menadione.svg is a vector version of this file. It should be used in place of this PNG file when not inferior. File:Menadione.png → File:Menadione.svg
DescriptionMenadione sulfuric acid synthesis.svg English: Chemical diagram showing the synthesis of a sulfonic acid derivative of menadione Date 26 March