𝔖 Bobbio Scriptorium
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Effect of coal weathering on some geochemical parameters

✍ Scribed by Manuel Martínez; Marcos Escobar


Book ID
116094539
Publisher
Elsevier Science
Year
1995
Tongue
English
Weight
632 KB
Volume
23
Category
Article
ISSN
0146-6380

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at room temperature. The mixture was added to water (500 ml) and the precipitated derivatives filtered. The acetylated sample was freeze-dried with benzene. The increase in solubility of the coal-derived liquids in benzene and chloroform owing to silylation and acetylation are shown in Tables 1 an