Umlingiswa | Lo mkhiqizo uyizinhlayiya ezimhlophe noma eziphuzi ngokukhanyayo |
Idigri yokucacisa | Engenambala noma ephuzi kancane |
PH | 7.0-7.8 |
Wayisishiyagalombili | 2.7士 0.5 g |
Isitoreji | Ukugcina isikhathi eside, ukomisa, ukuvala nokugwema ukugcina ukukhanya ku-4°C - 8°C |
Isikhathi Sokusebenza | 1 iminyaka |
Working Isimiso | Kumasampula amanzi aqukethe inani lamabhaktheriya e-coliform, amabhaktheriya okuhlosiwe akhuliswe ku-ONPG-MUG medium ngo-36 土1C. I-enzyme ethize ye-betagalactosidase ekhiqizwe ingqikithi yebhaktheriya ye-coliform ingabola i-substrate yomthombo wombala we-ONPG-MUG medium, eyenza isiko eliphuzi;Okwamanje, i-Escherichia coli ikhiqiza i-beta-glucuronase ethile ukuze ibolise i-substrate ye-fluorescent MUG ku-ONPG-MUG medium futhi ikhiqize isici se-fluorescence.Isimiso esifanayo, iqembu le-coliform lokubekezelela ukushisa (iqembu le-fecal coliform) lizobolisa i-substrate yomthombo wombala ONPG ku-ONPG-MUG medium ku-44.5 土 0.5 °C, okwenza okumaphakathi kubephuzi
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Ukucaciswa kwephakheji | 200/ibhokisi |
Indlela yokusebenzisa Ukutholwa kwekhwalithi
Isinyathelo 1: Faka i-reagent kusampula yamanzi ayi-100ml, uyiqede.Namasiko 24h ngo-36 士 1 ° C
isinyathelo2:
Funda umphumela Ongenambala = negethivu
Okuphuzi = i-coliform iphelele
Ophuzi + fluorescence = Escherichia coli positive
Qaphela: Iqembu le-coliform elibekezelela ukushisa (i-fecal coliform) lidinga ukukhuliswa ku-44.5 士 0 .5°C 24h, futhi okuphuzi kuphozithivu.
Ukutholwa komthamo
1.Engeza i-reagent kusampula yamanzi angu-100ml, yiqede.
2.Thela kupuleti lokubona izimbobo ezingu-51 noma ezingu-97
3.Sebenzisa i-LK sealer ukuze uvale ipuleti lokubona, futhi uhlakulele u-24h ku-36 °C.
4.Ukuhlolwa kwekhwalithi yemiphumela kwasetshenziswa ukuhlola ukubalwa kwetafula le-MPN.
Qaphela: Iqembu le-coliform elibekezelela ukushisa (iqembu le-fecal coliform) lidinga ukukhuliswa kokuthi 44.5 士 0.5°C 24h, futhi imbobo Ephuzi iphozithivu, futhi isibalo sethebula le-MPN esihambisanayo siyatholwa.