Mukamagwiritsa ntchito machubu a cod, nthawi zambiri timavala zitsanzo kuti ziyesedwe mu chubu choyesa ndikugwedeza chubu choyimitsa malowa. Chotsani kapu ya code ya cod ndikuwonjezera 2 ml ya zitsanzo pogwiritsa ntchito pipette.
Mitundu yapamwamba, yamafuta oxygen amafunira kutsimikiza: Mimba yazogulitsa ya Chud: 20000: 150 \ / mayeso ali ndi mercury.
