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methyl orange |
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methyl orangeOrange-yellow powder used as an acid–base indicator in chemical tests, and as a stain in the preparation of slides of biological material. In solution, its colour changes with pH; below pH 3.1 it is red, above pH 4.4 it is yellow. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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