浊度法快速测定水中氯离子

266Vol.26,No.6200612JournalofXianningCollegeDec.2006:100625342(2006)06201172023,(,437005):AgCl,AgCl.AgCl,,AgCl.:-OP,,AgCl60min.0.020.15mg/50mL.:;;:O657.32:B(),Cl-..,Cl-.Cl-.Cl-.Cl-.,;,.,,,,.11.1752NaClG.R,AgNO3A.R,OPA.R,A.R,A.R,A.R.1.210.00mLNaCl(0.1mgCl-/mL)50mL,5mLHNO3,2mL5%,,2mL0.5%AgNO3,[1].20min5mL400nm,..,1.22.1max=400nm1,1,400nm,400nm.2.2,,0.12.0mol/L,,0.3mol/L,3mol/L5mL.2.3AgNO33:2006209212©1994-2008ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.[2].2.60.1mgCl-,5%,1.,S2-/S2O2-3[3],S2-/S2O2-3,H+.1(mg)K+Na+Zn2+Ca2+Mg2+Al3+Pb2+Fe2+Cd2+505050505030302020As5+Cr3+Hg2+PO3-4SO2-4CO2-3SO2-3SiO2-31010.05505030302.52.7(,OP,,)25.2(min)0102030405060(A)0.9070.8370.7870.7370.7100.6870.6573OP(min)0102030405060(A)0.8930.8540.8230.8050.7950.7860.7844(min)0102030405060(A)0.9030.8940.8490.8350.8270.8010.7945(min)0102030405060(A)0.9530.9120.8880.8680.8410.8350.800,60minOP,OP,OP[4].33.1NaCl50mL,,10mL3mL5cm,,.,Cl-0.00040.003mg/mL,,Cl-0.0003mg/mL,,AgCl;Cl-0.003mg/mL,AgCl.3.25.00mL(Cl-)50mL,.Cl-,[5]:Cl-(mg/L)=WV100,wCl-mg;vmL.,[6],,6.6(mg/L)21.221.498105%.:[1].[J].,1991,l2(1):7679.[2].[J].(),2004,3(4):289291.[3],..PaperScienceTechnology[J].2005,24(3):59.[4],.OP-[J].,2005,34(5):2829.[5],.[J].,1992,12(4):33.[6],.[J].,2005,(2):158159.81126©1994-2008ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.