Search Results for: Solid residue extract from low erupic acid rape
to % in anthracite and low-rank coals. the kjeldahl method is most commonly used, and consists of destructive digestion of the coal with a mixture of concentrated sulfuric acid, potassium sulfate, and mercury catalyst. the nitrogen is distilled from alkaline solution as ammonia into a standard acid
mwl, and dimethylformamide, dimethylsulfoxide, and aqueous acetic acid were used to extract lcc. the lignin contents of lccs are similar to that of the mwls except that the latter contain less carbohydrate. despite many attempts bjorkman could not separate carbohydratae from lcc without resorting to...
https://niir.org/books/book/handbook-on-coal-coke-cotton-lignin-hemicellulose-wood-wood-polymer-composites-lignocellulosic-plastic-composites-from-recycled-materials-wood-fiber-rosin-rosin-derivatives/isbn-9789381039861/zb,,18bc0,a,0,0,a/index.html