Bula tšupu ea tlhahlobo ea COD, e tšoare ka lehlakoreng ebe u eketsa butle
2.0 mL ea pretreated sampole tharollo ho tswa ho reaction tube ntle le ho kopanya e le hore mekhahlelo e 'meli e arohaneng
Kopo
Sireletsa sekoahelo ka mokhoa o sireletsehileng bakeng sa tube ea teko, tšoara tube haufi le kepisi, kenya tube ka botlolong ea tšireletso ebe u sisinya
(Tlhokomeliso, tube ea teko e chesa). Kenya tube ka har'a boloko ba ho futhumatsa. Qala lenaneo la ho futhumatsa.
Ka mor'a lihora tse 2, tlosa tube ea teko sebakeng sa ho futhumatsa, lumella ho pholile ho fihlela mocheso oa kamore 'me u sisinyehe ka bonolo
Botlolo ea Reagent
Hloekisa ka ntle ho tube ea teko 'me u lekanye.
Fetolela photometer ho zero ka ho sebelisa boleng bo se nang letho "NULL"