| abstract |
The invention relates to a method for the preparation of a sorbent and allows an increase in the sorption capacity of the sorbent for urea. A portion of the activated carbon is first impregnated with a solution of sodium dihydrogen phosphate with a concentration of 7.7-101.5 g / l and dried at 180-200 s, and then with a solution of zirconium oxychloride with a concentration of 7.6-100.0 g / l and dried at 130-140 ° C. 2 z.p, f-ly, 1 tab. 00 about 00 from 00 |