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Puas yog phenoxyethanol ua rau mob qog noj ntshav?
Phenoxyethanol yog siv ua ib yam khoom tiv thaiv thiab feem ntau siv rau hauv cov khoom siv tu tawv nqaij txhua hnub. Yog li ntawd, ntau tus neeg txhawj xeeb txog seb nws puas lom thiab ua rau mob qog noj ntshav rau tib neeg. Ntawm no, cia peb nrhiav seb. Phenoxyethanol yog ib qho organic compound uas feem ntau siv ua ib yam khoom tiv thaiv...Nyeem ntxiv -
Vim li cas sodium benzoate thiaj li muaj nyob rau hauv cov khoom noj?
Kev txhim kho ntawm kev lag luam zaub mov tau ua rau muaj kev txhim kho cov khoom noj khoom haus ntxiv. Sodium benzoate qib zaub mov yog cov khoom siv khaws cia zaub mov uas siv ntev tshaj plaws thiab siv ntau tshaj plaws thiab siv dav hauv cov khoom noj. Tab sis nws muaj cov tshuaj lom, yog li Vim li cas sodium benzoate tseem nyob hauv zaub mov? S...Nyeem ntxiv -
Puas yog vitamin B3 zoo ib yam li nicotinamide?
Nicotinamide paub tias muaj cov khoom ua kom dawb, thaum vitamin B3 yog ib yam tshuaj uas muaj cov txiaj ntsig zoo rau kev ua kom dawb. Yog li vitamin B3 puas zoo ib yam li nicotinamide? Nicotinamide tsis zoo ib yam li vitamin b3, nws yog ib qho derivative ntawm vitamin b3 thiab yog ib yam khoom...Nyeem ntxiv
