A cikin ainihin yanayin gwajin mu, akwai alamomi da yawa da za a auna, ragowar chlorine ɗaya ne daga cikin alamomin da galibi ke buƙatar tantancewa.Kwanan nan, mun sami amsa daga masu amfani: Lokacin amfani da hanyar DPD don auna ragowar chlorine, a fili yana jin wari mai nauyi, amma gwajin ...
Kara karantawa