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235.842  Articles
1 of 23.585 pages  |  10  records  |  more records»
Optimum conditions of extraction of humic acids from brown coal of a domestic Oy-Karagay field using the  method of experiment planning were defined: extraction temperature – 80 ?C; duration of experiment – 45 minutes; concentration of alkali – 1,0 %... see more

Currently widespread distribution of extraction methods using fusible reagents can be explained by a number of advantages, such as high kinetic characteristics of the process, the ease separation of two phases, high selectivity of many extractants, relati... see more

Itaconic acid, also known as methylene succinic acid, is a colorless, crystalline substance that is found in nature. Due to its two functional carboxylic acid forms and - unsaturated bond, it can be used in a variety of sectors (plastics, super-absorbents... see more

1 of 23.585 pages  |  10  records  |  more records»