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Journal of Analytical Methods in Chemistry
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Journal of Analytical Methods in Chemistry
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2019
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Article
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Tab 2
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Research Article
Effect of Tetrahydrofuran Extraction on Surface Functional Groups of Coking Coal and Its Wettability
Table 2
Infrared spectral parameters of raw and residual coals.
Coal sample
Raw coal
5.502
0.741
3.961
0.371
Residual coal
5.163
0.712
3.636
0.462