Petri Dish

Petri Dish---Mapangidwe Mwaluso ndi Kupanga Mwaluso

1.Imported polystyrene yapamwamba imagwiritsidwa ntchito ngati zopangira.Pamwamba pa mbale ya Petri ndi yosalala ndipo kuwonekera kwathunthu ndikwapamwamba, komwe kuli koyenera kukula ndi kufalikira kwa maselo omwe amamatira ku khoma.

2.Sterilized ndi ethylene oxide kuti atsimikizire sterility, imatenga ma CD amtundu wa misozi yapadziko lonse.

3.Ndi yoyenera kwa selo, chikhalidwe cha bakiteriya, kuyesa kwa mankhwala osokoneza bongo, etc. imakhalanso koyenera kwa ma laboratory inoculation, scribing, kupatukana kwa colony ndi kuyeretsedwa, etc.

Njira Yoyeretsera

Nthawi zambiri, pali njira zinayi: kuviika, kutsuka, pickling, ndi kuyeretsa.

1. Kuthira: magalasi atsopano kapena ogwiritsidwa ntchito ayenera kuviikidwa m'madzi omveka poyamba kuti afewetse ndi kusungunula zomata.Zatsopano zamagalasi ziyenera kutsukidwa ndi madzi apampopi musanagwiritse ntchito, ndiyeno zilowerere usiku wonse ndi 5% hydrochloric acid;Zida zamagalasi zomwe zimagwiritsidwa ntchito nthawi zambiri zimakhala ndi mapuloteni ambiri ndi mafuta, zomwe zimakhala zosavuta kuzipukuta pambuyo poyanika, choncho ziyenera kumizidwa nthawi yomweyo m'madzi oyera kuti muzitsuka mukatha ntchito.

2. Kutsuka: ikani magalasi oviikidwa m'madzi otsukira ndikutsuka mobwerezabwereza ndi burashi yofewa.Osasiya ngodya zakufa, ndipo pewani kuwonongeka kwa mapeto a ziwiya.Sambani ndi kupukuta otsukidwa glassware kwa pickling.

3. Pickling: pickling ndi kumiza ziwiya pamwamba mu kuyeretsa njira, amatchedwanso asidi njira, ndi kuchotsa zotheka yotsalira zinthu pamwamba ziwiya kudzera amphamvu makutidwe ndi okosijeni wa asidi njira.Kukolera sikuyenera kuchepera maola asanu ndi limodzi, nthawi zambiri usiku kapena kupitilira apo.Samalani poyika ndi kutenga zotengera.

4. Kutsuka: ziwiya mukatha kutsuka ndi pickling ziyenera kutsukidwa ndi madzi.Kaya ziwiya zatsukidwa woyera pambuyo pickling mwachindunji zimakhudza bwino kapena kulephera kwa selo chikhalidwe.Pambuyo kutsuka m'manja ziwiya kuzifutsa, aliyense chotengera ayenera mobwerezabwereza "odzazidwa ndi madzi anakhuthula" kwa nthawi zosachepera 15, ndipo potsiriza ankawaviika ndi re distilled madzi kwa 2-3 nthawi, zouma kapena zouma ndi kunyamula kwa standby.

 

Culture Plate

1.Adopt ukadaulo wapamwamba wamankhwala apamwamba komanso njira yopangira zinthu zotsika kwambiri za polima.

2.Kuphatikizika kwa chivundikiro ndi mbale yapansi kumakhala ndi zolimba zolimbitsa thupi, zomwe zimakhala zosavuta kuti mpweya uzidutsa komanso zimalepheretsa kuipitsidwa kwa mbale ya chikhalidwe kapena kutuluka kwa madzi.

3.Mafotokozedwe osiyanasiyana amakumana ndi zikhalidwe zosiyanasiyana zama cell.