McFarland Standards Turbidity tube (0.5-5.0 concentrations)
Siv rau kev kuaj cov kab mob concentration.
Feature:
*High- cov ntaub ntawv iav zoo txo qhov cuam tshuam qhov muag;
* Kev ntsuas qhov ntsuas qhov ntsuas yog qhov tseeb;
* Ua tau raws li qhov xav tau ntawm chav kuaj sib txawv
| Kauj Ruam 1. Homogenization | Ua ntej txhua qhov kev siv, turbidity standard raj yuav tsum tau shaken ntawm ib tug teb tov khoom. Visually soj ntsuam lub raj kom paub meej tias cov turbidity yog uniform. |
| Kauj ruam 2. Kev npaj | Ntxiv physiological saline rau hauv lub raj dawb thiab sterilize nws rau kev siv tom qab. |
| Kauj Ruam 3. Ncua tseg | Siv cov txheej txheem aseptic, hloov ib qho chaw ntawm cov kab lis kev cai ntshiab mus kuaj rau hauv lub raj xa dej npaj lub cev thiab tshem tawm nws. |
| Kauj Ruam 4. Kev sib piv | Siv daim ntawv qhia xim raws li keeb kwm yav dhau, pom qhov sib piv cov turbidity kom txog rau thaum lub concentration sib luag ntawm cov qauv xav tau. |
Cov kev ceev faj:
1. Yog tias cov khoom loj tshwm sim, lub raj txheej txheem no yuav tsum tau hloov.
2. Lub raj turbidity no tsuas yog rau kev kwv yees ntawm cov kab mob suav.
3. Ua ntej txhua qhov kev siv, turbidity standard raj yuav tsum tau shaken ntawm ib tug vortex tov khoom, thiab nws cov tsos yuav tsum tau visually soj ntsuam xyuas kom uniform turbidity.
* Rau kev tshawb nrhiav nkaus xwb; nruj me ntsis txwv tsis pub siv tshuaj kho mob.
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