参考标准
1、美国EPA Method 521 DETERMINATION OF NITROSAMINES IN DRINKING WATER BY SOLID PHASE EXTRACTION AND CAPILLARY COLUMN GAS CHROMATOGRAPHY WITH LARGE VOLUME INJECTION AND CHEMICAL IONIZATION TANDEM MASS SPECTROMETRY (MS/MS)
方法中由于使用了Labtech Sepaths UP-6V全自动固相萃取系统不仅简化了固相萃取步骤,而且省去了很多人工操作,不仅提高效率而且较少人为误差。