MAKE A MEME View Large Image Ponceau 6R.png Chemical structure of Ponceau 6R Author date of creation selfmade by Shaddack 0 November 2005 Source self-made Copyright Public Domain PD Comments b/w hires PNG; ChemDraw 2005-11-27 own assumed Shaddack Azo dyes
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Keywords: Ponceau 6R.png Chemical structure of Ponceau 6R Author date of creation selfmade by Shaddack 0 November 2005 Source self-made Copyright Public Domain PD Comments b/w hires PNG; ChemDraw 2005-11-27 own assumed Shaddack Azo dyes
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