Micro-kulowetsedwa, imadziwikanso ngati micro-vial-vial kapena microvial, ndi kapu yaying'ono kapena chidebe cha pulasitiki chomwe chimagwiritsidwa ntchito mu chromatography.
Makina ophatikizika amapangidwa kuti azikhala ndi mizere yokhazikika, yomwe imakula kukula. Amagwiritsidwa ntchito ngati buku lomwe lili ndi zitsanzo ndizochepa kapena pomwe zitsanzo zake zimachepa. Pogwiritsa ntchito micro-itrive, voliyumu yachitsanzo imatha kuchepetsedwa, kulola kuwunika kocalucation moyenera ndikuchepetsa chiopsezo cha kutayika kwachitsanzo kapena kusinthasintha.