Residual chlorine e bolela hore ka mor'a hore likokoana-hloko tse nang le chlorine li kenngoe ka metsing, ntle le ho sebelisa karolo ea chlorine ka ho kopana le libaktheria, likokoana-hloko, lintho tse phelang le lintho tse phelang metsing, karolo e setseng ea chlorine e bitsoa residual chlorine. E ka aroloa ka chlorine e setseng e sa lefelloeng le chlorine e kopantsoeng. Kakaretso ea li-chlorine tsena tse peli tse setseng li bitsoa total residual chlorine, e ka sebelisoang ho bontša phello ea kakaretso ea ho bolaea likokoana-hloko ea mehloli ea metsi. Litsi tse amehang libakeng tse fapaneng li ka khetha ho bona masala a chlorine kapa chlorine e setseng ho latela maemo le maemo a itseng a metsi. Har'a tsona, chlorine e salang ea mahala hangata ke chlorine ea mahala ka mokhoa oa Cl2, HOCl, OCl-, joalo-joalo; masala a chlorine a kopantsoeng ke li-chloramine NH2Cl, NHCl2, NCl3, joalo-joalo tse entsoeng ka mor'a karabelo ea chlorine ea mahala le lintho tsa ammonium. Chlorine e setseng eo re atisang ho re ka kakaretso e bua ka masala a chlorine a sa lefelloeng.
Residual chlorine/residual chlorine kaofela e na le litlhoko tse fapaneng bakeng sa metsi a nooang a lapeng, metsi a holim'a metsi, le likhoerekhoere tsa bongaka. Har'a tsona, "Tsela ea Bohloeki ba Metsi a Nooang" (GB 5749-2006) e hloka hore boleng bo setseng ba chlorine ea metsi a fektheri a setsi sa phepelo ea metsi bo laoloe ho 0.3-4.0mg/L, le karolo e setseng ea chlorine qetellong ea marang-rang a liphaephe ha aa lokela ho ba ka tlase ho 0.05mg/L. Motsoako oa masala a chlorine mehloling ea metsi a nooang a metsi a bohareng ka kakaretso e lokela ho ba ka tlase ho 0.03mg/L. Ha bongata ba chlorine e setseng bo feta 0.5mg/L, e lokela ho tlaleheloa lefapha la taolo ea tikoloho ea tikoloho. Ho ea ka lihlooho tse fapaneng tsa ho ntša metsi le libaka tsa ho ntša metsi a likhoerekhoere tsa bongaka, litlhoko tsa kakaretso ea masala a chlorine sebakeng sa ho tsoa ha letamo la ho thibela likokoana-hloko li fapane.
Hobane chlorine e setseng le chlorine e setseng kaofela ha e tsitsa metsing, mefuta ea tsona e teng e angoa habonolo ke lintlha tse kang mocheso le khanya. Ka hona, ho khothaletsoa hore ho sibolloe masala a chlorine le masala a chlorine ka kakaretso hore a lemohuoe kapele sebakeng sa sampole ho netefatsa bonnete ba tlhahlobo. Mekhoa ea ho lemoha ea masala a chlorine le kakaretso ea chlorine e setseng e kenyelletsa "HJ 586-2010 Qeto ea chlorine e sa lefelloeng le chlorine e feletseng ka boleng ba metsi N, N-diethyl-1,4-phenylenediamine spectrophotometric mokhoa", mokhoa oa electrochemical, mokhoa oa reagent, joalo-joalo. Lianhua Technology LH-CLO2M Portable Chlorine Meter e entsoe ho ipapisitsoe le DPD spectrophotometry, mme boleng bo ka fumanoa ka motsotso o le mong. E sebelisoa haholo tlhahlobong ea nako ea 'nete ea masala a chlorine le masala a chlorine kaofela ka lebaka la ho nepahala ha eona le ho sebetsa ha bonolo mosebetsing.
Nako ea poso: Mar-14-2023
