活性炭吸附原子吸收光谱法测定含镍物料中金

©1994-2009ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(2005)05-0086-02(,650031):O657131:B:2004-02-12,,,,,3315%[1],,,,,,,,[2],,,,,,1h,,,4070,1111WFX21D;:5kW;:30L/min,();:200;:015mg/mL,215g/mL510g/mL;();:10g/L112810g,,650,12h(),,400mL,30mL10mL2mL3g,250mL,1h,,10mL,10min,6585mm32mm,,,5%23,34,,23,45,50mL,(),700,2mL,,23,,()10%,24218nm,2211,,810g,,,,,,,0122g/t68g21268255200510MetallurgicalAnalysisVol.25,No.5October,2005©1994-2009ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.=210-28,,,,,,10mL,11Table1ResultsofusinggellingagentSampleGellingagent(min)Filteringtime(g/t)Found(g/t)AverageSD(%)RSD130015,110,012,0170160134561710112,113,112,11211201058418214,250mL,1h,,,,,;,,10min215,25mL,125g,50mg,,,1532g/mL,3,(w(Au)=6123%),232Table2Recoveriesofgold(g)Added(g)Recovered(%)Recovery215214961051051010010101091999101215121398142510241598103Table3AnalyticalresultsofgoldinsamplesSampleNo1Sample(g/t)Found(g/t)AverageSD(%)RSD20030804-89()017,017,018,01601701082111720030804-90()116,117,117,115116011613:[1],,.[M]1:,19961[2],()[M]1:,1991178255200510MetallurgicalAnalysisVol.25,No.5October,2005