A na-eji iko borosilicate mee Aijiren COD Test Tube, nke nwere ike ibelata mgbanwe pH na mmetọ nke enwere ike ịgbapụta site na iko soda lime. Enwere ike iji tube ule mgbaze iko mee nyocha na okpomọkụ dị elu karịa 130 degrees Celsius. Emepụtara ya site na nchekwa ụlọ nyocha maka ebumnuche izugbe dị iche iche ma nwee ike ijide ihe ọ bụla. Igwe nyocha COD dị obere na nha yana ọkụ dị arọ. Enwere ike ịnwale ya na-enweghị akụrụngwa ụlọ nyocha na ndị ọrụ nka; ọ na-ewe naanị 3-5 nkeji iji nwalee ihe nlele, na-enweghị ihe mgbakwunye ma ọ bụ ngwa ma dị mfe iji rụọ ọrụ. Ndị a tubes ule bụ SGC asambodo. Enwere ike iji tubes ndị a naanị otu ugboro, yabụ enweghị ike ijikwa ha ọzọ. Site na nnwale tube Aijiren COD, onye ọrụ ọ bụla nwere ike ime nchọpụta mmiri nke ọma na nke ọma.
