| abstract |
FIELD: bioengineering. n SUBSTANCE: monitoring of microorganisms in aqueous or water containing system, that has temperature at least 40°C includes aqueous or water containing system contact with the antimicrobial compound of formula I: n where R is C 1 -C 6 -alkyl, optionally replaced by hydroxyl; X and Y independently designate O or NR", where R" is H or C 1 -C 6 -alkyl; and R 1 and R 2 are H or R 1 and R 2 together with group CH-N-CH, to which they are connected, create piperidine ring. n EFFECT: invention increases antimicrobial agent stability. n 8 cl, 1 tbl, 4 ex |