Round Bottom Flasks

Round-hauv qab khob (tseem hu ua round-bottomed flasks los yog RB flasks) yog hom flasks uas muaj spherical bottoms siv los kuaj iav, feem ntau yog siv tshuaj los yog biochemical ua hauj lwm. Lawv feem ntau yog ua los ntawm iav rau tshuaj inertness; thiab niaj hnub nim no, lawv feem ntau yog ua los ntawm cov iav borosilicate iav.

Vim li cas cov kws tshawb fawb nyiam lub khob hauv qab?
Cov puag ncig hauv qab ntawm cov hom dej no tso cai rau cov cua sov ntau dua thiab / lossis ua kua dej. Yog li, lawv tau siv ntau yam kev siv uas cov ntsiab lus tau rhuab los yog boiled.

Peb Txoj Kev Cog Lus
Ntawm cov chaw soj nstuam iav khoom siv feem ntau, Peb cov chaw tsim khoom tau teeb tsa hauv cov nroog hauv nroog hauv Suav teb, kom peb cov nqi khiav lag luam thiab cov nqi khoom lag luam yuav raug txo, uas peb tuaj yeem muab cov nqi sib tw ntau dua, yog li peb muab koj lub Hoobkas sib tw lag luam wholesale nqi tshaj lwm tus. Yog tias muaj teeb meem nrog rau chav kuaj iav lag luam wholesale, koj tuaj yeem tiv tauj peb ncaj qha, peb yuav muab peb cov neeg siv khoom txaus siab tshaj plaws hauv lub sijhawm luv.

Peb cov kws tshaj lij nyob ntawm no los pab koj nrhiav cov khoom lag luam zoo tshaj plaws lossis ib feem muaj rau koj daim ntawv thov. Hu los yog Email rau peb thiab peb yuav xyuas kom meej tias koj tau txais cov nqi kuaj iav zoo los yog qhov chaw rau txoj haujlwm.