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土壤和沉积物中挥发性有机物测定中方法的精密度和准确度
2020.06.25   点击1101次

下表给出了方法的重复性、再现性和加标回收率等精密度和准确度指标。

序号名称总平均值
(μg/kg)
实验室内相对
标准偏差
%
实验室间相对标准偏差
%
重复性限r/(μg/kg)再现性限R/(μg/kg)土壤加标回收率最终值(加标量250 ng)
% ± 2S
沉积物加标回收率最终值(加标量250 ng)
% ± 2S
1二氯二氟甲烷3.373.0~14.753.41.045.1282.0±46.082.0±37.6
99.43.0~12.47.023.028.4
2氯甲烷3.5010.7~20.357.41.024.8994.9±10.8106±28.4
99.36.3~9.03.818.620.7
3氯乙烯3.6112.5~23.053.21.204.7297.9±15.4104±18.0
95.610.0~13.58.231.536.2
4溴甲烷3.5016.0~18.020.91.302.28101±28.496.2±18.8
92.53.5~13.915.021.634.9
5氯乙烷4.157.8~8.127.00.782.54103±14.691.2±35.0
93.88.0~15.614.429.742.9
6三氯氟甲烷4.137.0~22.227.91.563.1395.7±29.898.4±25.2
95.26.0~10.58.722.029.9
71,1-二氯乙烯4.443.0~23.214.21.522.2590.6±43.092.0±42.6
97.52.0~7.64.115.918.2
8丙酮4.663.0~8.813.70.761.84110±40.099.3±27.0
1023.0~9.23.818.428.7
9碘甲烷4.275.7~5.80.20.751.9789.8±40.0102±7.4
90.06.9~7.10.314.717.6
10二硫化碳4.015.0~9.931.60.772.7795.6±29.293.9±19.8
96.45.0~9.99.518.224.7
11二氯甲烷4.672.0~9.77.30.871.26102±31.698.7±17.8
99.32.0~5.54.412.016.3
12反式-1,2-二氯乙烯4.731.0~14.410.31.141.7298.0±36.293.9±27.8
1001.0~13.88.120.429.3
131,1-二氯乙烷4.832.5~7.17.10.671.1497.9±31.893.6±19.6
1012.4~5.04.310.615.7
142,2-二氯丙烷4.596.9~8.99.50.941.3499.0±21.497.1±17.6
1033.0~10.27.317.324.6
15顺式-1,2-二氯乙烯4.627.9~21.88.71.521.6896.6±21.290.0±24.0
1012.6~5.26.913.022.1
162-丁酮4.6512.0~27.68.12.082.08109±35.493.6±34.0
1006.8~7.01.216.416.4
17溴氯甲烷4.752.0~8.010.00.781.5293.4±24.692.6±19.2
1002.0~3.94.19.3114.2
18氯仿4.833.0~5.85.70.660.98101±28.096.1±16.2
99.62.8~5.03.110.512.9
191,1,1-三氯乙烷4.533.0~8.911.50.761.6298.1±34.894.9±21.6
1013.0~4.24.39.7815.1
20四氯化碳4.523.0~14.89.41.201.6189.8±36.084.9±57.0
98.02.4~9.02.415.615.7
211,1-二氯丙烯4.208.8~19.97.81.381.5894.0±21.091.9±18.0
1012.7~4.47.910.021.5
225.553.0~14.023.01.103.6995.0±28.094.9±28.2
97.53.0~4.93.911.214.8
231,2-二氯乙烷4.732.4~8.84.60.900.9898.7±21.297.1±17.6
98.33.3~4.02.114.916.0
24三氯乙烯4.673.0~16.112.11.111.8794.8±22.888.4±28.4
1013.0~4.26.59.9620.5
251,2-二氯丙烷4.764.0~10.77.90.091.3497.9±14.895.6±14.4
1013.0~5.75.511.619.0
26二溴甲烷4.782.0~8.77.00.871.2394.1±19.290.9±18.4
99.32.0~5.73.99.9414.1
27一溴二氯甲烷4.583.0~12.17.21.021.3196.5±18.694.2±13.2
99.92.0~3.73.78.6712.9
284-甲基-2-戊酮4.665.0~25.51.41.761.7694.8±22.289.8±15.6
98.44.0~5.03.411.612.8
29甲苯4.495.0~11.79.41.041.5297.8±20.093.5±12.0
1003.4~6.03.112.514.3
301,1,2-三氯乙烷4.694.3~8.04.70.810.9692.2±35.886.0±30.8
1013.4~5.03.811.615.2
31四氯乙烯4.593.0~14.78.71.121.5092.1±11.292.5±20.0
1012.6~4.04.49.3415.1
321,3-二氯丙烷4.662.0~12.310.60.931.6095.3±25.491.0±19.2
1022.0~4.86.210.220.2
332-己酮4.644.0~18.06.01.511.5194.8±27.090.9±25.0
99.93.3~6.73.314.218.8
34二溴氯甲烷4.363.8~9.512.70.821.7494.0±12.488.7±29.0
1022.2~4.04.27.8313.8
351,2-二溴乙烷4.574.0~10.09.20.881.3992.0±41.688.8±29.6
1022.5~4.84.710.616.4
36氯苯4.604.0~9.87.90.911.2990.6±22.693.4±23.4
96.02.9~4.03.29.0911.8
371,1,1,2-四氯乙烷4.785.0~18.86.91.361.5497.5±19.494.2±28.6
99.53.0~5.02.59.9111.5
38乙苯4.554.5~23.78.71.471.7390.9±31.888.6±35.6
99.92.5~5.04.09.6414.2
391,1,2-三氯丙烷4.625.5~11.44.81.061.1687.0±13.485.1±13.0
97.12.6~4.20.58.908.90
40/41间,对-二甲苯9.934.0~8.619.11.695.5590.0±35.494.5±34.0
2033.0~4.87.021.344.3
42邻-二甲苯4.364.3~18.714.51.021.9892.3±30.093.6±37.0
1022.6~4.57.810.524.4
43苯乙烯4.345.0~23.913.31.332.0088.3±37.693.5±33.2
1012.8~5.06.810.321.4
44溴仿4.223.0~23.111.01.541.9087.6±31.091.9±31.0
97.73.0~10.94.616.719.8
45异丙苯4.344.0~24.013.61.422.1294.7±28.292.9±32.8
1012.5~4.47.49.7222.8
46溴苯4.644.0~17.87.21.351.5489.6±37.288.7±36.6
1013.5~8.07.214.924.5
471,1,2,2-四氯乙烷4.743.0~11.84.81.291.3391.7±31.292.4±27.2
99.43.0~7.95.515.921.2
481,2,3-三氯丙烷5.104.0~15.32.50.521.53103±30.089.9±32.4
99.82.3~7.72.313.313.6
49正丙苯4.483.0~16.110.11.171.6586.6±57.881.7±53.0
1032.0~9.08.715.228.6
502-氯甲苯4.423.0~8.89.00.791.3293.3±43.882.2±41.2
1003.0~13.69.625.935.8
511,3,5-三甲基苯4.394.0~10.19.51.011.4689.9±47.682.9±43.6
1012.7~8.09.414.329.5
524-氯甲苯4.575.7~15.07.81.181.4491.9±49.283.9±43.6
1023.8~9.28.117.628.1
53叔丁基苯4.334.0~19.113.21.362.0589.2±37.687.3±31.8
1033.0~6.28.312.826.9
541,2,4-三甲基苯4.404.0~11.911.21.011.6787.2±57.884.5±51.6
1022.8~8.38.114.426.6
55仲丁基苯4.413.0~18.98.11.391.6088.5±49.083.5±42.8
1002.6~4.48.39.2724.7
561,3-二氯苯4.803.0~11.88.21.121.4879.0±54.878.3±51.2
1033.0~5.77.912.825.5
574-异丙基甲苯4.443.7~16.79.31.221.6084.5±58.083.5±51.2
99.52.6~5.73.912.015.4
581,4-二氯苯4.734.0~13.77.41.261.5279.4±58.478.6±54.2
99.22.7~4.13.09.9212.3
59正丁基苯4.504.0~15.68.11.311.5879.4±61.877.8±56.0
99.13.0~4.33.69.9513.5
601,2-二氯苯4.703.0~10.85.11.011.1576.9±54.278.7±51.2
1003.0~4.93.012.814.3
611,2-二溴-3-氯丙烷4.303.2~30.021.62.933.7382.9±34.278.0±20.4
99.41.9~8.45.917.422.8
621,2,4-三氯苯4.584.9~17.97.31.411.5871.5±22.372.4±46.8
96.03.5~7.35.613.019.3
63六氯丁二烯4.893.9~13.99.41.311.7673.8±36.276.7±40.2
97.02.5~8.25.012.417.6
644.902.2~38.65.32.732.7365.8±42.662.6±44.6
1013.3~11.211.523.138.6
651,2,3-三氯苯4.593.4~22.76.81.751.8168.5±44.868.7±39.0
97.12.8~5.07.111.021.9
本文来自:HJ 605-2011