CAJ | 학술논문

目的建立工作场所空气中双酚A(BPA)的高效液相色谱测定方法.方法通过玻璃纤维滤纸采集空气中气溶胶态的双酚A,乙腈洗脱后,高效液相色谱-荧光检测器测定.结果该方法在0.01～10.00μg/ml范围中呈线性关系,检出限为0.005 μg/ml,最低检出浓度为3.3×10-5 mg/m3(以采集300 L空气样品计),平均加标回收率为97.5％～107.0％,相对标准偏差为2.5％～5.5％,洗脱效率为95.0％～101.9％,采样效率为99.6％,样品在室温下至少可保存7d.结论方法各项指标均符合GBZ/T 210.4-2008《工作场所空气中化学物质测定方法》的要求,适用于工作场所空气中双酚A的检测.
목적 건립공작장소공기중쌍분A(BPA)적고효액상색보측정방법.방법 통과파리섬유려지채집공기중기용효태적쌍분A,을정세탈후,고효액상색보-형광검측기측정.결과 해방법재0.01～10.00μg/ml범위중정선성관계,검출한위0.005 μg/ml,최저검출농도위3.3×10-5 mg/m3(이채집300 L공기양품계),평균가표회수솔위97.5％～107.0％,상대표준편차위2.5％～5.5％,세탈효솔위95.0％～101.9％,채양효솔위99.6％,양품재실온하지소가보존7d.결론 방법각항지표균부합GBZ/T 210.4-2008《공작장소공기중화학물질측정방법》적요구,괄용우공작장소공기중쌍분A적검측.
Objective To establish the method of detecting the concentrations of bisphenol A (BPA) in air of workplaces with high performance liquid chromatographic ( HPLC ).Methods According to standards of methods for determining the chemical substances in workplace air,BPA in the air was collected by glass fiber filter,then dissolved by acetonitrile and determined by high performance liquid chromatography with FLD.Results There was a linear relationship within the range of 0.01 ～10.0 μg/ml,and the detection limit was 0.005 μg/ml.The lowest detected concentration was 3.3x10-5 mg/m3.The relative standard deviation was 2.5-5.5％.The dissolution efficiencies were 95.0％～101.9％ and the sampling efficiencies were 99.6％.The samples in glass fiber filter membrane could be stored for 7 days at room temperature.Conclusion The present method could meet with the requirements of Guide for establishing occupational health standards-Part 4 Determination methods of air chemicals in workplace and be feasible for determination of BPA in workplace air.