水体自净程度的指标

1.2.123645612345pH7.41232445123451.NO3--NNH4+NO2-NH3-NNO3--N2.3.NH3NO2-NO3-4.pH7.4pH5...(NH3)(NH4+)(NO2-)(NO3-)6-11.2.(1)(2)pH(3)(4)(5)220V/1KW(6)50mL(7)100200mL(8)1mL2mL5mL250mL1.425nm0.02g/mLpH7.42.(1)0.1mL(2)pH7.414.3g68.8g1LpHpHpH7.4(3)2%0.01mol/L2%20g1L0.01mol/L20mL0.5mol/L1L(4)5g5mLHgCl22.5gHgCl240mL15g30mL100mL(5)50gKNaC4H4O6·4H2O100mL(6)3.819gNH4Cl1001000mL1.00mgNH3-N/mL10.00mL1000mL10gNH3-N/mL3.(1)200mL10mL200mL200mL10mL250mL50mL0.01mol/L2%68mL150mL12min250mL(2)50mL50mL50mL50mL50mL850mL10g/mL0.000.501.002.003.005.007.0010.00mL1.0mL1.5mL10min1cm425nmg/mL1.pH2.02.5543nm0.005g/mL0.1g/mL2.(1)50mL70%1mL0.2mL100mL36.4gMnSO4·H2O13mL0.04%(2)1.232g1mL1000mL0.25mg50.00mL0.050mol/L5mL50.00mL300mL708010.00mL0.050mol/LV2V150mL,mol/Lρ1/5KMnO4=0.0500*V4/V3ρ=(V1*ρ1/5KMnO4-0.0500*V2)*7.00*1000/50.00ρ1/5KMnO4mol/LV1mLV2mLV3mLV4mL7.001/2Ng/mol50.00mL0.05001/2Na2C2O40.0500mol/L(3)1.0g(4)1/2Na2C2O40.0500mol/L3.350g1052h1000mL(5)1/5KMnO40.050mol/L1.6g1.2L0.5h1h1000mLG3(6)125g[KAl(SO4)2·12H2O][NH4Al(SO4)2·12H2O]1L6055mL1h100mL(7)50mL900mL5.0g0.05g1L3.(1)100mL2mL25mL(2)50.00mL50mL(3)750mL1g/mL0.000.501.002.003.004.005.00mL(4)2mL20min540nm2cmg/mL1410nm10g/mL0.2g/mL0.02g/mL2.0g/mL2(1)15g250mL100mL6h(2)0.7218g1054h1000mL100g/mL2mL(3)100mL4.0mL10min500mL20gNO3-N/mL(88.54gNO3-)(4)4.4g1L1.0mL1.0mgCl-(5)1/5KMnO40.100mol/L0.3g1L(6)50g20mL60mL(7)1/2Na2CO30.100mol/L5.3g1L3.(1)0.001.001.502.002.503.004.00mL50mL1.0mL3.0mL1mL410nm(2)10100mL2mLAl(OH)3510mL50mg/L1mg4.4mg50mL100mL80100mL0.2mg/L100mL1mL0.5mol/L0.100mol/L15min50.00mL0.100mol/LpHpH781.0mL10min50mL3EDTA(g/mL)NH3-NNO2--NNO3--N1.NO3--NNH4+NO2-NH3-NNO3--N2.3.NH3NO2-NO3-4.pH7.4pH5.