(1) Ua nyob rau hauv chav tsev kub:
Kev poob qis tsawg ntawm cov khoom xyaw nquag, tshwj xeeb tshaj yog tsim nyog rau kev sib cais thiab kev sib xyaw ntawm cov cua sov- cov khoom rhiab heev, xws li tshuaj tua kab mob thiab lwm yam tshuaj, kua txiv hmab txiv ntoo, enzymes, thiab cov proteins.
(2) Tsis muaj theem hloov:
Khaws qhov qub tsw.
(3) Tsis muaj tshuaj hloov pauv:
Cov txheej txheem kev sib cais ntawm lub cev ib txwm, tsis tas yuav tsum muaj cov tshuaj reagents lossis cov khoom ntxiv, ua kom cov khoom ruaj khov.
(4) High selectivity:
Tso cai rau cov khoom sib cais ntawm qib molecular, muaj kev ua tau zoo tshaj plaws uas tsis tuaj yeem hloov tau los ntawm cov xov xwm lim dej.
(5) High adaptability:
Cov txheej txheem ua haujlwm tuaj yeem loj lossis me, txuas ntxiv lossis cuam tshuam, nrog cov txheej txheem yooj yim, ua haujlwm yooj yim, thiab yooj yim automation.
(6) Kev siv hluav taws xob tsawg:
Tsuas yog yuav tsum tau siv hluav taws xob, ua rau muaj kev siv hluav taws xob tsawg heev; nws tus nqi yog kwv yees li 1/3 rau 1/8 ntawm evaporation concentration lossis khov concentration.


