Ƙaramin ilimi da babban ilimi 丨Tutorial ɗin misali na tsarin COD

Daidaita samfuran da aka saba da su abu ne da ake buƙatar a yi akai-akai a lokacin gwaje-gwaje. Idan aka ɗauki gwajin da ya shafi gwajin alamun ingancin ruwa a matsayin misali, daidaita samfuran da aka saba da su, ta hanyar kwatanta ƙimar da aka auna da ƙimar ma'aunin samfurin da aka saba da su, mutum zai iya tantance ko kuskuren kayan aikin gwaji yana cikin kewayon da aka ƙayyade, ɗayan kuma zai iya tabbatar da ko hanyar aunawa ta mai gwajin daidai ne. Saboda haka, daidaita samfuran da aka saba da su yana da matuƙar muhimmanci ga amincin gwajin.
Mai zuwa zai gabatar da tsarin daidaitawa na samfuran COD na yau da kullun, zo ku duba.
Mataki na farko shine a shirya abubuwan amfani na musamman na COD na Lianhua Technology - potassium hydrogen phthalate (HOOCC6H4COOK), ruwan da aka tace, beaker, sandar motsawa, kwalbar volumetric 1000ml kafin a tsara ta.
Mataki na biyu shine a ɗauki ƙaramin adadin potassium hydrogen phthalate (HOOCC6H4COOK) sannan a busar da shi a zafin 105℃ na tsawon awanni 2, sannan a fitar da shi bayan ya huce.
Mataki na uku shine a auna nauyin 0.4251g na busasshen potassium hydrogen phthalate (HOOCC6H4COOK) daidai sannan a saka shi a cikin kwalba, a zuba ɗan ruwan da aka tace, a juya har sai ya narke gaba ɗaya, sannan a mayar da shi cikin kwalba mai girman girma (ana iya wanke kwalbar sau uku da ruwan da aka tace, sannan a ƙara ruwan kurkura a cikin kwalbar girma), sannan a rage shi zuwa 1000mL.
Yanzu, samfurin COD na 500mg/L ya shirya. Ana iya amfani da samfurin da aka shirya don gwadawa da daidaita kayan aiki, kuma tsawon lokacin shiryawa gabaɗaya watanni 3 ne.
Wannan shine hanyar da aka tsara ta samfurin COD na wannan fitowar. Ku biyo ni don ƙarin koyo game da gwaji!