Ama-antibacterial preservatives yizinto ezengezwa ekwenziweni kwemithamo yebhaktheriya ukuze zivikeleke kuma-microorganisms akhula noma angeniswa ngokungaqondile enqubweni yokukhiqiza.
Eziqukathi zokwakhiwa kwemithamo eminingi ezipakishwe nge-aseptically, ama-antimicrobial preservatives kukhona Ama-ejenti angeziwe ukuze avimbele ukukhula kwama-microorganisms ezethulwa ngokungezwa okuphindaphindiwe kwemithamo eyodwa.
Inguqulo yango-2015 ye-"Cosmetics Safety Technical Specifications" idinga ukuthi inani eliphelele lamabhaktheriya kanye nenani eliphelele lesikhunta kanye nama-yeasts kuhlolelwe ikakhulukazi ama-microorganisms.
Esicathulweni sokuthi inani eliphelele lilawulwa ngaphansi kwendinganiso, awekho amagciwane e-coliform amelana nokushisa, i-Pseudomonas aeruginosa, ne-staphylococcus ephuzi okusagolide. Ngemuva kokuthi izimonyo zingcoliswe amabhaktheriya e-pathogenic, ngeke nje kuthinte isithombe esihle somkhiqizo womkhiqizo, kodwa futhi kubangele umonakalo obulalayo emnothweni wenkampani, kodwa futhi kubangele ukulimala okukhulu emzimbeni wekhasimende. Ngakho-ke, kungakhathaliseki ukuthi yiliphi izwe, bakhathazeke kakhulu ngekhwalithi nokuphepha kwezimonyo. Izwe ngalinye noma isifunda emhlabeni sisebenzisa izindinganiso zokuqukethwe kwe-microbial yezimonyo zezwe lalo, futhi sikubeke ngokucacile okuqukethwe kwamagciwane, ukuze kwandiswe Ukunciphisa ukungcoliswa kwezimonyo okubangelwa amagciwane akhiqizwa amagciwane akukwazi nje ukuthuthukisa ikhwalithi nokuphepha kwabo, kodwa futhi ivikele impilo yabathengi
Umgomo wokutholwa
Izinga lanoma yiziphi izimonyo noma izidakamizwa zingashintsha ngenxa yezizathu ezihlukahlukene ngesikhathi sokukhiqiza, ukugcinwa, ukuthutha kanye nokusetshenziswa. Esinye salezi zizathu sibangelwa okuthiwa ama-microorganisms, okuyiqembu lezinto eziphilayo ezincane kakhulu, ngokuvamile ezihlanganisa amagciwane, imvubelo, isikhunta kanye namagciwane. Izimonyo noma izidakamizwa zingcoliswe ama-microorganisms, angabangela izinguquko ezintweni ezibonakalayo zemikhiqizo (njengombala, iphunga, njll.), ukushintsha izithako ezisebenzayo zemikhiqizo, futhi ngezinye izikhathi kubangele ukungezwani komzimba, ubuthi kanye nokutheleleka kwegciwane. Ngakho-ke, ama-microorganisms ezimonyoni noma izidakamizwa kufanele alawulwe ngokuqinile. .
Isamba senani lamakholoni libhekisela enanini eliphelele lamakholoni aqukethwe ku-1g (1mL) yesampula yokuhlola ngemva kokucubungula nokukhuliswa ngaphansi kwezimo ezithile (njengokwakheka okumaphakathi, izinga lokushisa lamasiko, isikhathi sesiko, inani le-pH, izakhiwo ze-aerobic, njll. ). Imiphumela etholiwe ihlanganisa kuphela inani eliphelele lamakoloni e-mesophilic aerobic akhule ngaphansi kwezimo ezishiwo kule ndlela.
Isamba senani lokukhunta nama-yeasts libhekisela enanini eliphelele lesikhunta esiphilayo kanye namakoloni emvubelo ku-1g noma 1mL wezimonyo ngemva kokuba isampula likhuliswe ngaphansi kwezimo ezithile, ukuze kunqunywe izinga lokungcoliswa kwesikhunta kanye nemvubelo yezimonyo kanye nenhlanzeko yazo evamile. . Ngokwezimo eziyingqayizivele ze-morphology kanye nezici zesiko lesikhunta nemvubelo, le ndlela yakhuliswa ku-28 ° C amahora angu-72 endaweni ebomvu yengwe, futhi inani lesikhunta kanye nemvubelo ekhulile yabalwa.
Izimonyo kanye Microorganisms
Ngaso sonke isikhathi lapho umsebenzi wengezwa kuzimonyo, izingxenye zawo zempahla eluhlaza nazo zizokhula, futhi imvelo yempahla eluhlaza izoba yindawo yokuthuthukiswa kwekhwalithi ephezulu yokukhiqiza kabusha lawa mabhaktheriya e-pathogenic, ngoba lezi zinto zokusetshenziswa zinezakhi ezihlukahlukene ezifana nemithombo ye-carbon. Futhi izimonyo ngokuyisisekelo zakhiwe ngamanzi, futhi indawo enomswakama ivumela ukukhula nokukhiqizwa kwamagciwane e-pathogenic. Ngaphezu kwalokho, i-pH yezimonyo iphakathi kwe-PH4-7, futhi izinga lokushisa lokugcina lingu-20~30℃, eliseduze nezimo zokukhula zamabhaktheriya e-pathogenic afana namagciwane kanye nesikhunta. Lezi zici ezingenhla zonke zinikeza izimo zokusinda nokukhiqizwa kwamagciwane e-pathogenic ezimonyoni. Ezimonyoni ezisezingeni eliphansi, amagciwane e-pathogenic adlula izinga noma ukushintsha kombala, iphunga kanye nesikhutha ngesikhathi sokugcina kuzodala ukuthi umsebenzisi agule futhi atheleleke ngamazinga ahlukahlukene. Ngakho-ke, ukutholwa nokulawulwa kwemikhiqizo yezimonyo Ama-microorganisms abaluleke kakhulu
HAYI, ASIXHUMANE!
Uma unemibuzo mayelana nemikhiqizo noma amasevisi ethu, zizwe ukhululekile ukuxhumana nethimba lesevisi yamakhasimende.
Xhumana
Uma unemibuzo mayelana nemikhiqizo noma amasevisi ethu, zizwe ukhululekile ukuxhumana nethimba lesevisi yamakhasimende. Nikeza okuhlangenwe nakho okuhlukile kwawo wonke umuntu ohilelekile nomkhiqizo. Sikuphathele amanani akhethekile nemikhiqizo yekhwalithi engcono kakhulu.