PSA分散固相萃取法与氨基柱固相萃取法相比，操作简单，基体干扰少，结果准确可靠，重复性好。
Compared to NH 2 column solid-phase extraction, PSA dispersive solid-phase extraction was easier to operate with fewer matrix interferences, and achieved better results.
PSA分散固相萃取法与氨基柱固相萃取法相比，操作简单，基体干扰少，结果准确可靠，重复性好。
Compared to NH 2 column solid-phase extraction, PSA dispersive solid-phase extraction was easier to operate with fewer matrix interferences, and achieved better results.
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