Emva kokutsalwa kwe-ultrasonic kunye nokuhlukana kwe-centrifuge kunye nemvula, iisampuli ze-iron ore zahluzwa yi-IC-RP ikholamu, i-IC-Na ikholamu kunye ne-0.22 um microporous filtration membrane ngokulandelanayo.Isebenzisa iCIC-D120 ion chromatograph, ikholamu yeanion yeSH-AC-3, 3.6 mM Na2CO3+4.5 mM Na...
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