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Dab tsi yog qhov yuav tsum tau khaws cia rau iav Petri tais?

Dab tsi yog kev siv iav Petri tais diav?

Cov yam ntxwv tseem ceeb ntawm iav Petri tais

Lub tswv yim tsim ntawm iav Test Tubes

Kev tsim cov txheej txheem thiab cov yam ntxwv ntawm iav Test Tubes

Cia Lub Sijhawm rau iav Test Tubes

Txoj kev ntxuav iav Test Tubes

Kev siv iav Test Tubes

Taw qhia rau Plastic Droppers

Dab tsi ntawm cov yas droppers feem ntau siv hauv cov chaw tsim tshuaj?

Kev khaws cia thiab thauj cov yas Droppers

Pasteur Pipette: Cov lus pom zoo ua haujlwm thiab siv