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| 固相萃取-气相色谱法测定地表水和底泥中硝基苯类化合物 |
| Determ ination ofNitrobenzene Compoundsin Surface W ater and Substrate Sludge by SPE GC |
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| DOI： |
| 中文关键词: 硝基苯类化合物 固相萃取 气相色谱法 地表水 底泥 |
| 英文关键词: Nitrobenzenecompounds SPE GC Surfacewater Substratesludge |
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| 中文摘要: |
| 采用固相萃取-气相色谱法测定地表水和底泥中9种硝基苯类化合物。方法在 0 m g/L~ 4.00 m g/L 范围内线性良好, 硝基苯和间- 二硝基苯的检出限为0.05 mg/L(水样)和0.05 m g/kg( 底泥 ), 其余7种硝基苯类化合物的检出限为0.01 mg/L( 水样 )和 0.01 m g/kg( 底泥 ), 标准溶液平行测定的RSD6.5%, 地表水和底泥加标回收率分别为 85.1% ~103% 和 78. 4% ~ 106% 。 |
| 英文摘要: |
| The9 kindsofnitrobenzenecompoundswere determinationinsurfacewaterandsubstratesludge bygaschromatography withsolid phase extraction. A good linearity wasin rangefrom 0 mg/L to 4.00 mg/L.The detection limitsofnitrobenzene and mdinitrobenzenewere 0.05 mg/L(watersamples), 0.05 mg/kg(sub stratesludge sample). The detection lim its ofother7 nitrobenzene compounds were 0.01 mg/L(watersamples),0.01 mg/kg(substratesludgesample). Paralleltestresultsofstandard solutions werelessthan 6.5%. Spikerecoveryrangesofwatersamplesandsubstratesludgesamplewerefrom 85.1% to103% and from 78.4% to106% respectively. |
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