Cov dej hauv dej zoo yog ntsuas los ntawm Lub Chaw Haujlwm Ib puag ncig los ntawm General Quality Assessment (GQA) qhov kev pab cuam thiab nws yog ib qho tseem ceeb uas yuav tswj tau cov tshuaj phem hauv tus dej. Ammonia yog ib qho khoom noj tseem ceeb rau cov nroj tsuag thiab algae uas nyob hauv dej ntws. Txawm li cas los xij, thaum dej kub hloov pauv, cov ionized ammonia hloov mus rau cov roj uas tsis yog ionized ammonia. Qhov no ua rau muaj kev phom sij rau cov ntses thiab lwm yam dej hauv dej, yog li nws tseem ceeb heev uas yuav tsum tau saib xyuas cov qib ammonia tas li.
Cov dej zoo kuj tseem ceeb rau cov nroj tsuag kho dej uas siv cov dej ntws los ua lawv qhov chaw. Cov qib siab ntawm ammonia hauv dej tuaj yeem ua rau muaj teeb meem loj rau cov txheej txheem tshuaj tua kab mob. Los ntawm kev ntsuas cov qib ammonia hauv cov dej hauv dej ntawm qhov nkag ntawm cov chaw kho dej, lub koom haum muaj peev xwm tiv thaiv cov khoom nkag. Hauv qee qhov kev siv, lub qhov nkag tuaj yeem raug kaw thaum qib ammonia nce mus txog qhov tsis txaus siab.
Tam sim no ammonia soj ntsuam cov tswv yim yog kim thiab complex, siv ion-xaiv electrodes thiab kim reagents, yog tshuaj lom thiab nyuaj rau lis. Cov kev soj ntsuam no kuj tsis yog tshwj xeeb thiab xav tau kev ntsuas txuas ntxiv kom haum rau cov kev xav tau sib txawv, xws li kev kho dej khib nyiab, kev kho dej haus thiab ntsuas cov qib ammonia hauv cov dej ntws. Ion-xaiv electrodes feem ntau xav tau txhua hnub zeroing thiab calibration nrog reagents.
Lub HONDE ammonia saib xyuas kom tsis txhob muaj kev cov nyom ntawm cov tshuaj ammonia ib txwm siv los ntawm kev siv ib txoj hauv kev tshwj xeeb. Cov ammonia hloov mus rau ib qho chaw ruaj khov monochloramine nyob rau hauv ib qho concentration sib npaug rau qib qub ammonia. Cov tshuaj chloramine concentration yog tom qab ntawd ntsuas siv lub polarographic membrane sensor nrog ib qho kev xaiv kab teb rau chloramine. Cov tshuaj tiv thaiv kab mob muab cov saib xyuas zoo heev txawm tias tsawg heev (ppb) ammonia qib.
Cov reagent yog qhov yooj yim, tus nqi qis thiab siv tus nqi qis. Yog li tus nqi ntawm cov tswv cuab yog tsawg heev.
Cov tuam txhab dej hauv UK loj dua thiab qee qhov chaw soj ntsuam ib puag ncig tau lees paub twb tau siv HONDE cov saib xyuas kom zoo saib xyuas cov qib ammonia hauv dej dej. Qhov tshiab ammonia system los ntawm Analytica Technologies muab cov neeg siv nrog lub saib uas yooj yim rau kev khiav lag luam, kev lag luam rau kev yuav khoom, qis khiav thiab tsis muaj kev cuam tshuam kev ntsuas.
Post lub sij hawm: Nov-28-2024