海水—氨的测定—次溴酸盐氧化法

FHZDZHS0062F-HZ-DZ-HS-00621-.-2-33.11+13.2400g/L200gNaOH1000mL500mL3.3-2.8g(KBrO3)20g(KBr)1000mL1000mL3.41.0mL-250mL49mL3.0mL1+15min50mL400g/L3.52g/L2.0g(NH2SO2C6H4NH2)1000mL1+123.61.0g/L0.50g(C10H7NHCH2CH2NH2·2HCl)500mL13.73.7.1100mg/L-N0.4717g[(NH4)2SO499.99%1101h]1000mL1mLCHCl31000mL1.00mL100.0g-.3.7.210.0mg/L-N10.0mL100.0g/mL100mL1.00mL10.0g-44.1155.10.45m3h20GB17378.319980.5mol/L12h5.250mL66.16.1.16200mL00.200.400.801.201.60mL10.0g/mL00.0100.0200.0400.0600.080mg/L-N6.1.250.0mL100mL6.1.35mL30min1030min106.1.45mL2g/L5min6.1.51mL1.0g/L15min2h6.1.65cm543nmAi0Ao6.1.7AiAo-mg/L6.26.2.150.0mL100mL6.2.26.1.36.1.6AW6.2.35mL100mL5mL2g/L5min50mL1mL1.0g/L15minAb7AwAbNH3-NNO2-N1NNONNNH−−=−−23ρρ11NH3-Nmg/LNAwAbmg/L2N-Nmg/L−2O8[1]GB17378.419984[S]..1999152154.3