Chlorine disinfectant bụ ihe a na-ejikarị eme ihe na nke a na-ejikarị eme ihe na usoro nkwụsị nke mmiri mgbata, ọdọ mmiri, tableware, wdg Otú ọ dị, ndị na-ekpo ọkụ nwere chlorine ga-emepụta ihe dị iche iche nke ngwaahịa n'oge disinfection, ya mere, nchekwa nke mmiri dị mma mgbe e mesịrị. Ngwọta chlorination adọtala ntị na-abawanye ụba. Ọdịnaya chlorine fọdụrụnụ bụ ihe ngosi dị mkpa maka nyocha ịdị irè nke mkpochapụ mmiri.
Iji gbochie mweghachi nke nje bacteria, nje na ihe ndị ọzọ dị n'ime mmiri, mgbe ejirila mmiri na-edozi mmiri nke nwere chlorine ruo oge ụfọdụ, a ga-enwe oke chlorine fọdụrụnụ n'ime mmiri iji hụ na ọ na-aga n'ihu. sterilization ike. Agbanyeghị, mgbe ọdịnaya chlorine fọdụrụnụ dị oke elu, ọ nwere ike ibute mmetọ nke abụọ nke ogo mmiri n'ụzọ dị mfe, na-edugakarị na mmepụta nke carcinogens, na-ebute anaemia hemolytic, wdg, nke nwere mmetụta ụfọdụ na-emerụ ahụ na ahụike mmadụ. Ya mere, ịchịkwa na ịchọpụta ọdịnaya chlorine fọdụrụnụ dị oke mkpa na ọgwụgwọ ọkọnọ mmiri.
Ọtụtụ ụdị chlorine dị na mmiri:
Chlorine fọdụrụnụ (chlorine efu): Chlorine n'ụdị hypochlorous acid, hypochlorite, ma ọ bụ chlorine elemental gbazere.
Chlorine jikọtara ọnụ: Chlorine n'ụdị chloramines na organochloramines.
Mkpokọta chlorine: Chlorine dị n'ụdị chlorine fọdụrụ n'efu ma ọ bụ chlorine jikọtara ọnụ ma ọ bụ ha abụọ.
Maka mkpebi nke chlorine fọdụrụnụ na mkpokọta chlorine n'ime mmiri, a na-eji usoro o-toluidine na usoro ayodiin mee ihe n'oge gara aga. Ụzọ ndị a siri ike ịrụ ọrụ ma nwee ogologo usoro nyocha (chọrọ ndị ọkachamara ọkachamara), na enweghị ike imezu ihe ndị a chọrọ maka ngwa ngwa na nyocha nke mmiri. ihe ndị a chọrọ na ndị na-adịghị mma maka nyocha saịtị; Ọzọkwa, n'ihi na o-toluidine reagent bụ carcinogenic, usoro nchọpụta chlorine fọdụrụnụ na "Hygienic Standards for Drinking Water" nke Ministry of Health of the People's Republic of China kpọsara na June 2001 wepụrụ o-toluidine reagent. Ejiri DPD spectrophotometry dochie usoro benzidine.
Usoro DPD ugbu a bụ otu n'ime ụzọ kacha zie ezie maka nchọpụta ngwa ngwa nke chlorine fọdụrụnụ. E jiri ya tụnyere usoro OTO maka ịchọpụta chlorine fọdụrụnụ, izi ezi ya dị elu.
Nchọpụta fotometric dị iche iche nke DPD Photometry bụ usoro kemịkalụ nyocha a na-ejikarị atụta mkpokọta chlorine fọdụrụnụ ma ọ bụ mkpokọta chlorine n'omume mmiri. Usoro a na-ekpebi mkpokọta chlorine site n'ịtụ ụcha nke otu mmeghachi omume kemịkal na-emepụta.
Ụkpụrụ bụ isi nke DPD photometry bụ ndị a:
1. Mmeghachi omume: N'ime ihe nlele mmiri, chlorine residual ma ọ bụ mkpokọta chlorine na-emeghachi omume na reagents kemịkalụ kpọmkwem (DPD reagents). Mmeghachi omume a na-eme ka agba nke ngwọta gbanwee.
2. Agba mgbanwe: The compound guzobere DPD reagent na chlorine ga-agbanwe agba nke mmiri sample ngwọta si colorless ma ọ bụ ìhè odo na-acha uhie uhie ma ọ bụ odo odo. Mgbanwe agba a dị n'ime oke ụdịdị a na-ahụ anya.
3. Igwe fotometric: Jiri spectrophotometer ma ọ bụ fotometer tụọ nnabata ma ọ bụ nnyefe nke ngwọta. A na-arụkarị nha a n'otu ogologo wavelength (na-abụkarị 520nm ma ọ bụ ogologo ikuku ọzọ akọwapụtara).
4. Nyocha na ngụkọ: Dabere na nha nha nha ma ọ bụ ọnụ ahịa nnyefe, jiri usoro mgbanaka ma ọ bụ usoro ntinye aka iji chọpụta ntinye nke chlorine na nlele mmiri.
A na-ejikarị DPD photometry eme ihe n'ọhịa nke ọgwụgwọ mmiri, karịsịa n'ịnwale mmiri ọ drinkingụ ,ụ, ịdị mma ọdọ mmiri na usoro ọgwụgwọ mmiri nke ụlọ ọrụ. Ọ bụ usoro dị mfe na nke ziri ezi nke nwere ike ịlele mkpokọta chlorine ngwa ngwa iji hụ na ntinye chlorine dị na mmiri dị n'ime oke kwesịrị ekwesị iji kpochapụ nje bacteria na ụmụ nje ndị ọzọ na-emerụ ahụ.
Biko mara na ụzọ nyocha kpọmkwem na ngwa nwere ike ịdịgasị iche n'etiti ndị na-emepụta ihe na ụlọ nyocha, yabụ mgbe ị na-eji DPD photometry, biko rụtụ aka na usoro nyocha akọwapụtara na akwụkwọ ntuziaka na-arụ ọrụ ngwa iji hụ na izi ezi na nkwughachi.
LH-P3CLO nke Lianhua na-enye ugbu a bụ mita chlorine fọdụrụnụ nke na-akwado usoro fotometric DPD.
Dabara na ọkọlọtọ ụlọ ọrụ: HJ586-2010 Ogo Mmiri - Mkpebi nke Chlorine efu na mkpokọta Chlorine - N, N-diethyl-1,4-phenylenediamine spectrophotometric usoro.
Uzo nnwale ọkọlọtọ maka mmiri ọñụñụ – Ngosipụta ihe na-efe efe (GB/T5750,11-2006)
Atụmatụ
1, Dị mfe ma dị irè, na-arụ ọrụ nke ọma na-egbo mkpa, nchọpụta ngwa ngwa nke ihe ngosi dị iche iche na ọrụ dị mfe.
2, 3.5-inch agba ihuenyo, doro anya ma mara mma interface, ọkpụkpọ ụdị onye ọrụ interface, itinye uche bụ kpọmkwem-agụ.
3, Ihe ngosi atọ enwere ike ịtụnye, na-akwado chlorine fọdụrụnụ, mkpokọta chlorine fọdụrụnụ, na nchọpụta chlorine dioxide.
4, 15 pcs nke wuru n'ime, na-akwado nhazi nhazi, na-emezu ihe achọrọ nke ụlọ ọrụ nyocha sayensị, na ime mgbanwe na gburugburu ule dị iche iche.
5, Na-akwado nhazi ngwa anya, na-ahụ na ike na-egbuke egbuke, na-emezi ngwa ngwa na nkwụsi ike, na ịgbatị ndụ ọrụ.
6, Ewubere oke oke nha, ngosipụta kensinammuo nke oke oke, ọkpụkpọ na-egosipụta ọnụọgụ oke oke, ngwa na-acha ọbara ọbara maka oke oke.
Oge nzipu: Mee-24-2024
