Kev tiv thaiv ib puag ncig
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Atmospheric hais
Cov qauv ib puag ncig ntawm qee qhov ntim lossis lub sijhawm raug sau raws li cov qauv xav tau ntawm TSP, PM10, ntuj plua plav thiab plua plav cua daj cua dub.Ib feem peb ntawm cov lim membrane cov qauv sau tau raug txiav rau hauv lub raj mis yas, ntxiv 20mL ...Nyeem ntxiv -
Nto dej
Cov dej saum npoo av feem ntau yog huv si.Tom qab 30 feeb ntawm ntuj nag lossis daus, noj qhov tsis yog nag lossis daus ntawm txheej sab saud rau kev tshuaj xyuas.Yog tias muaj ntau cov tshuaj raug tshem tawm hauv cov qauv dej lossis cov xim tsaus dua, pretreat nws los ntawm centrifugation, fi ...Nyeem ntxiv -
Kev txheeb xyuas ib puag ncig
F-, Cl-, NO2-, SO42-, Na+, K+, NH4+, Mg2+, Ca2+, thiab lwm yam.Ion chromatography (IC) yog txoj kev tsim nyog tshaj plaws rau kev txheeb xyuas cov tshuaj ionic.Atmospheric gas qauv: Gener...Nyeem ntxiv
