FIELD: chemistry.
SUBSTANCE: method of sorbent obtaining includes processing activated coal or foamed graphite with a betulin solution in an organic solvent or with a betulin-containing water suspension. The sorbent, which contains 1-5% of betulin, and, possibly, to 2% of food SAS, is obtained.
EFFECT: increase of the sorbent efficiency.
2 cl, 2 tbl, 6 ex
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