Ukuvikelwa Kwemvelo
-
Izinhlayiya zasemkhathini
Amasampula emvelo evolumu ethile noma isikhathi aqoqwa ngokuya ngezidingo zesampula ze-TSP, PM10, uthuli lwemvelo neziphepho zothuli emkhathini.Ingxenye yesine yamasampula olwelwesi lwesihlungi aqoqiwe asikwa kahle abe amabhodlela epulasitiki, anezela u-20mL...Funda kabanzi -
Amanzi angaphezulu
Amanzi angaphezulu ngokuvamile ahlanzekile.Ngemuva kwemizuzu engama-30 yemvula yemvelo, kuthathwa ingxenye engeyona imvula yongqimba olungaphezulu ukuze ihlaziywe.Uma kukhona izinto eziningi ezimisiwe kusampula yamanzi noma umbala umnyama, yiphathe kusengaphambili nge-centrifugation, fi...Funda kabanzi -
Ukuhlaziywa kwemvelo
I-F-, Cl-, NO2-, SO42-, Na+, K+, NH4+, Mg2+, Ca2+, njll. izinto ezidingekayo okufanele zitholwe ocwaningweni lwekhwalithi yomoya kanye nemvula.I-Ion chromatography (IC) iyindlela efaneleke kakhulu yokuhlaziywa kwalezi zinto ze-ionic.Isampula yegesi esemkhathini:Okujwayelekile...Funda kabanzi
