The effect of time, additives and method
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K.Shawn Ailey-Trent; Chris W. McGowan; Elwira Lachowicz; Richard Markuszewski
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Article
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1993
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Elsevier Science
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English
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A reaction scheme, developed at the Ames Laboratory, for the determination of the sulfur forms in coal takes advantage of the selective oxidizing power of perchloric acid. Sulfate, pyritic and organic sulfur are removed sequentially from a single sample of coal by solutions of perchloric acid boilin