Meantime, we obtained multiple-unit gradient program and appropriate absorbance wavelength to measure 15 PAH_s with controlled priority listed by the US EPA.
利用高效液相色谱-紫外检测器测定大气颗粒物中的PAH_s，建立了多元梯度淋洗程序，并选择合适的吸收波长测定出15种美国EPA优先控制的PAH_s。
Meantime, we obtained multiple-unit gradient program and appropriate absorbance wavelength to measure 15 PAH_s with controlled priority listed by the US EPA.
利用高效液相色谱-紫外检测器测定大气颗粒物中的PAH_s，建立了多元梯度淋洗程序，并选择合适的吸收波长测定出15种美国EPA优先控制的PAH_s。
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