Thaum yuav cov iav kuaj cov raj los ntawm tus neeg muag khoom, nws yog ib qho tseem ceeb uas yuav tsum tau ua tib zoo mloog cov lus qhia, qhov zoo, thiab tus nqi.
Cov iav kuaj cov raj yog cov cuab yeej siv tsis tau hauv ob chav kuaj thiab kev tshawb fawb tshawb fawb; Txawm li cas los xij, ntau tus neeg xav tias tsis paub yuav ua li cas mus yuav lawv. Hauv qab no, peb yuav tham txog cov ntsiab lus tseem ceeb los txiav txim siab thaum xaiv cov iav raj, nrog rau ntau yam kev yuav khoom muaj.
Kev txiav txim siab tseem ceeb rau xaiv cov iav Test Tubes
Specifications thiab Dimensions: iav xeem raj tuaj nyob rau hauv ib tug ntau yam ntawm specifications thiab qhov ntev; Yog li ntawd, xaiv qhov tsim nyog loj thiab hom raws li qhov kev sim tshwj xeeb yog qhov tseem ceeb. Piv txwv li, qee qhov kev sim yuav xav tau cov raj ntsuas nrog lub peev xwm loj dua, thaum lwm tus xav tau cov raj nrog cov cim ntsuas qhov tseeb (qhov tseeb rau milliliter).
Zoo thiab Phab Ntsa Thickness: Siab-cov iav zoo kuaj cov raj yuav tsum pom cov pob tshab zoo dua thiab ua kom zoo nkauj, nrog rau cov phab ntsa tuab. Cov raj uas nyias dhau lawm yuav ua rau tawg, hos cov raj uas tuab heev tuaj yeem cuam tshuam qhov tseeb ntawm qhov kev sim.
Kev Tiv Thaiv Thaum Kub Kub: Qee qhov kev sim yuav tsum tau ua nyob rau hauv siab - qhov kub thiab txias; yog li ntawd, qhov kub tsis kam ntawm cov iav kuaj cov raj yog qhov tseem ceeb uas yuav tsum tau xav txog thaum xaiv cov txheej txheem. Hwm- cov iav zoo kuaj cov raj yuav tsum muaj peev xwm tiv taus qhov kub siab yam tsis muaj kev tawg lossis tawg.