Quantitative analysis of N-methyl-2-pyrr
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Scott W. Chervenick; Ronald B. Smart
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Article
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1995
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Elsevier Science
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English
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N-methyl-2-pyrrolidinone (NMP) is widely used for coal extractions. It is well known that extraction solvents are retained in the coal extracts even after extensive drying procedures. The amount of NMP retained will affect the accuracy of the extraction yield and the character of the extracts. Therm