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Improvements in or relating to the Manufacture of Picric Acid.
Improvements in or relating to the Manufacture of Picric Acid.
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机译:苦味酸生产中或与苦味酸有关的改进。
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11,005. Heinemann, A. July 29. Picric acid is obtained by nitrating o- or pnitrophenol or 2:4-dinitrophenol with dilute nitric acid in the presence of benzene or nitrobenzene.
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