16mm screw coup cuti chud kuchokera ku Aizereren
Kuyeserera kwa oxygen kumafuna (cod) kuyesedwa ndi njira yofunikira yowunikira mtundu wamadzi, makamaka mu chithandizo chamadzi ndi zowunikira zachilengedwe. Chuma cha Cod chimasinthasintha njirayi, koma kugwiritsa ntchito moyenera ndikofunikira kuti mupeze zotsatira zolondola
Kuyeserera kwa oxygen kumafuna (cod) kuyesedwa ndi njira yofunikira yowunikira mtundu wamadzi, makamaka mu chithandizo chamadzi ndi zowunikira zachilengedwe. Masamba a cod amasinthasintha njirayi, koma kugwiritsa ntchito moyenera ndikofunikira kuti mupeze zotsatira zolondola. Nayi chitsogozo cha sitepe ndi gawo loti muwonetsetse bwino:
Tsegulani cholinga
COD imayeza kuchuluka kwa mpweya wofunikira kuti azigwiritsa ntchito mankhwala opangira zachilengedwe komanso mankhwala m'madzi. Nyanjayi ndiyofunikira powunikira katundu ndi chithandizo chamankhwala chamadzi.
2.Sesetsani machubu oyenera
Sankhani machubu ovomerezeka a COD omwe amapangidwira mwachindunji. Onetsetsani kuti alibe nkhawa chifukwa cha kuipitsidwa komanso koyenera kwa mitengo yodziwika bwino ya ma coD pazitsanzo zanu.
3..
Sungani zitsanzo zamadzi mu zodetsa zoyera, zopanda nzeru. Pewani kuvumbula zitsanzozo mpaka nthawi yayitali, chifukwa izi zitha kusintha zotsatira za COD.
Dzazani machubu oyeserera kuti mutsimikizire, onetsetsani kuti palibe thovu la mpweya limakodwa mkati, lomwe lingakhudze kulondola kwa muyeso.
4.Add zowongolera
Tsatirani malangizo a wopanga kuti aonjezera machubu oyeserera. Nthawi zambiri, izi zimaphatikizapo kuwonjezera kuchuluka kwa zitsanzo zodziwika bwino komanso kuchuluka kwa potaziyamu diokromate yankho.
Cap machubu otetezeka kuti muchepetse kutayikira ndikuwonetsetsa kusakaniza koyenera.
5.Cibobation
Ikani machubu oyeserera mu madzi osamba kapena kutentha kumapeto kwa kutentha (nthawi zambiri 150 ° C) kwa nthawi yofunikira (nthawi zambiri maola 2). Izi ndizofunikira kwambiri kwa makutiza kwathunthu a chilengedwe.
6.Chooling ndi muyeso
Lolani machubu oyeserera kuti azizizira kutentha kwa firiji musanayesere kuyamwa pogwiritsa ntchito spectophotometer. Onetsetsani kuti mafundewo amakhazikitsidwa malinga ndi zokambirana za chubu.