Kev ceev faj rau kev siv yim-channel pipette

1. Pipettes (pipettes) yuav tsum tsis txhob qhuav hauv qhov cub.
2. Pipettes (pipettes) tsis tuaj yeem hloov cov tshuaj uas kub dhau lossis txias dhau.
3. Tib lub pipette yuav tsum tau siv ntau npaum li qhov ua tau hauv tib qhov kev sim.
4. Tom qab lub pipette raug tshem tawm ntawm cov kua theem, siv cov ntawv lim los so cov kua stained ntawm phab ntsa sab nrauv ntawm lub pipette.
5. Thaum saib ntawm qhov ntsuas, qhov ntsuas ntawm lub pipette yuav tsum sib npaug rau lub qhov muag, nrog rau qhov qis tshaj meniscus raws li tus qauv.
6. Tom qab siv, lub pipette yuav tsum tau muab yaug tam sim ntawd nrog dej kais dej thiab distilled dej thiab muab tso rau ntawm lub pipette khib.
7. Pipettes thiab volumetric flasks feem ntau siv ua ke, yog li cov txheeb ze ntim ntawm ob feem ntau calibrated ua ntej siv.
8. Thaum siv lub pipette nrog yim-channel pipette, thiaj li yuav txo tau qhov kev ntsuas qhov yuam kev, qhov pib taw tes yuav tsum yog qhov ntsuas siab tshaj plaws (0 scale) txhua zaus, thiab qhov ntim ntawm cov tshuaj yuav tsum tau tso tawm downwards, ntau dua li qhov xav tau ntim. Ntau npaum li cas los kos.