News and Society, Hlokomela tikoloho
Analysis ya metsi ho tswa ho hantle e le: theko, tshebetso le dilaboratiriamong. Moo etsa le ho hlahloba metsi ho tswa ho hantle joang?
Ha a khetha mohloding gare wa ho noa metsi, artesian etelletsa pele (lero) metsi. From tšilafalo, di sireletswa ho holim le dikarolo impermeable lefikeng. Ka ho ba sieo ha tsena feta ho tse ling: bao e seng khatello ea brennan tlase ho lefatshe. Hlokahala ho hlahloba metsi ho tswa ho hantle, e leng ile ha fella ka hlahlobo ya boleng ba metsi tsa tlhaho, le ho latelwa ea bona le ditlhoko le taolo ea metsi a nooang. Sebelisa hantle bakeng sa ho noa metsi le ka ba ho fihlela qeto e-positive ntšitsoeng ke matla ea sebaka Rospotrebnadzor.
mohlala
Ho nepahala ha liphello tsa ho hlahloba ka lik'hemik'hale le bacteriological itšetlehile ka tataiso eo lisebelisoa le kamoo disampole ba ile ba isoa hang ka mor'a mohlala etsoa metsi ho tswa ho teko hantle.
Prefixes mohlala metsi pompa tswa hantle e ho tlatsa tlhakiso jete le ho boemong ba kamehla le matla. entsprechen lik'hemik'hale hlokahala ho fumana hore na ha ho ka morao ho 72 lihora tse. Haeba ena ke ke ha khoneha, ka nako eo sampole e folisoa le makotikoting (ka laboratoring). disampole metsi a fana hamorao lahleheloang thepa lona, 'me liphello tsa and analysis ba kamehla ke keng ea tšeptjoa. Bacteriological thepa ya metsi lokela ho ikemisetsa ka hare ho letsatsi le le leng ka mor'a mohlala.
Ka tshekatsheka lik'hemik'hale tsa metsi a tsoang lilibeng tse sa e qotsitsoeng ka lik'hontheinara polasetiki. Loketse khalase e hloekileng kapa polasetiki (tse ncha kapa ho tsoa diminerale metsi) botlolo. Ba ne ba hulwa rinsed le metsi a makhetlo a 'maloa. Bottles tletse e le hore le lijana ne a se na bubble moea. Buka ea la sampole e itšetlehile ka seo mofuta wa and analysis tla etswa. Ho 1.5 L khutsufatso lekaneng bakeng sa e feletseng - dilitha tse 3.
Ka ho hlahloba metsi mahlaseli a tšolohe butle ka kemisong Hose, o akhetse ho ea botlaaseng ba bottle ho qoba volatilization tsa radon.
Lijana tsa disampole bakeng sa liteko bacteriological tla fana dinleyin laboratoring. Moo u tla ba laela hore mokhoa oa ho fumana sampole. Molemo haeba e tla etsa liteko tsa laboratori. Delivery nako sampole - ha ho feta lihora tse peli. Metsi ho hlahloba le dinleyin khanna hantle hang-hang.
litsupa boleng
metsi a nooang e lokela ho ba: le thepa e loketseng organoleptic (seo motho a lemoha le hlaphohetsoe likelellong), e seng kotsi lik'hemik'hale, sireletsehileng ka mahlaseli a le likamano bacteriological.
Metsi bakeng sa ho noa e lekanngoa ka 'meleng, radiological, lik'hemik'hale le thepa microbiological.
thepa 'meleng
Mocheso metsing e lekanngoa ka mohlala saeteng. The tiisetso ya pontshi ee linako fapaneng ke tiiso ya kgaello ya inflow holim'a metsi.
Monko le tatso le tatso e le a ikemiselitse ke ka-saeteng kapa ka hare ho lihora tse 2 tsa screening. Ke hlahang ho yona menko e ka ba: tsa tlhaho (Marsh, putrid, hydrosulfide, tlhapi, joalo-joalo), kapa maiketsetso (phenol, bonfanti garage, chloride, lehoakhoa le ba bang).
Ratang nwehang metsi - odorless le tasteless. Lumelloa ho sebelisa metsi a ka tekolo ea tatso le nkha 2 lintlha.
ho sebeletsa pepeneneng metsi ka lebaka la ho ba teng ho eona ea suspensions le colloids. Le ntho e tloaelehileng ea ho bontša sena bakeng sa metsi a nooang e 30 cm,. Ha ho sebeletsa pepeneneng ka tlase ho 10 cm, ho e tlamang hlalosoa likaroloana emisitswe.
Chromaticity metsi - colouring bakoang ke lintho tse fapaneng (acid humic, tannic, colloids tšepe). Lumelloa index ea nang le boleng ba sa feteng 20 likhato, kapa ho fihlela ho 35 ka tumelelano ea ka Sehloohong bohloeki Doctor tšimong ea.
Turbidity ho ea ka molao-motheo lumeletsoe boemo ba 1.5 mg, / k, empa ha ho na ho feta.
The conductivity ea motlakase oa metsi o ka kotloloho itšetlehile ka dikahare letsoai.
entsprechen lik'hemik'hale
- Active itšoara joang (ph), - tekanyo ea acidity kapa ea alkaline, ke quantified mahloriso tsa ions hydrogen. Meeli ea 6.5-8.5 pontshi.
- Alkaline - the dikahare tsa letsoai manyolo acid e.
- Kakaretso ea thatafala - lenane kakaretso ea k'halsiamo le magnesium ions. Bakeng sa ho noa merero ea lumelleha mahloriso a sa feteng 7 meq ka litha e le nngwe.
- Omeletsa masalla - tšoauoa ke boteng ba litšila. Ka metsi a nooang, palo ena ha ea lokela ho feta 1000 mg, ka ho ya ka litha e le nngwe.
- Naetrojene-e nang le lintho tse - tsena kenyeletsa ammonia, nitrite (acid e nitrous) le nitrates (acid e nitric). Ba "batshwai" tsa tšilafalo ea metsi. Haeba metsi ke hore, le ammonia, empa ha ho na nitrites - a hloekileng li bole kapele 'ea metsoako protheine. Ho bolella ba bang ka boteng ba bona bo bua ka nako e itseng ho tloha letsatsing la silafatsoa ka lekhetlo la pele. Haeba ho na le ho na ammonia, empa ho ba teng ha nitrites me haholo-holo nitrates - metsi le hloekisa ka boeona. Tšilafalo fetileng. merero ea ho noa e lumeletsoe ho sebelisa metsi a nang le mesaletsa ea ammonia le nitrites. Nitrates lumelloa se fetang 10 mg, / k. Tsa mahloriso tsa pollutant ka metsi a nooang tsa 50 mg, ka ho ya ka litha e le nngwe oxidant fana mali mosebetsi.
- Oxidizability (oksijene lekanang oxidant phallo) bakeng sa tlase ho lefatshe e tšoauoa ka sa feteng 5 mg, / k O 2.
- Hydrogen sulfide - ntle le monko oa mahe bolileng, ho fana metsi corrosivity, e etsa hore lipeipi overgrowing ka lebaka la tsoelo-pele ea libaktheria sebabole.
- Qhibiliha oksijene - seng ka tlase ho 4 mg, ka ho ya ka litha e le nngwe ka nako efe kapa efe ea selemo.
- Tšepe (palo yohle dikahare) - ga ke tse fetang 0,3 mg, ka ho ya ka litha e le nngwe ya metsi.
- Sulfates - se fetang 500, chloride - ha ho ho feta tse 350 mg, ka ho ya ka litha e le nngwe ya metsi.
- Microcomponents (makgabane lumelloa ba fuoa ka mg, ka ho ya ka litha e le nngwe): arsenic - ha ho feta ya 0.05; fluoro - ka tlase ho tse 1,5 ho 'na le II libaka klimate le se fetang 1.2 mg, / L bakeng sa sebakeng klimate III; koporo - se fetang 1; Zinki - ka tlase ho 5; mankanese - tlase ho 0,1.
Feletseng ho hlahloba metsi ho tswa ho hantle le na le moneketsela dikarolo tse ling: mercury, loto, strontium, cadmium, molybdenum, selenium, cyanides.
microbiological
Mahlaseli a Safety
Bakeng sa ho noa moedi metsi ananela litsupa (unit trust Bq / l):
- 0,1 palo yohle radioactivity alpha, likaroloana;
- palo yohle radioactivity tsa beta likaroloana 1,0.
lesedi tse ling
Ke eena ea ikarabellang bakeng sa ho beha melao-motheo ea bohloeki ba metsi a ka tlas'a lefatše o abetsoe ho mofani wa thepa e, o ile a re ka abstractor Russia le etsang molao. Ho ea ka molao metsi, e tlameha ho License mesebetsi lona hammoho le ho fumana lengolo la ho bakeng sa tse qotsitsoeng ea tlase ho lefatshe.
Similar articles
Trending Now