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求助一段药分的专业知识翻译
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Chromatographic system(see Chromatography á621ñ — The gas chromatograph is equipped with a flame-ionization detector and a 2-mm ×1.8-m glass column packed with a 3%phase G3on support S1AB.The carrier gas is nitrogen,flowing at a rate of 25mLper minute.The column temperature is maintained at 225 .The injection port and detector temperatures are maintained at 250 .Chromatograph the Standard preparation,and record the peak responses as directed for Procedure:the resolution,R,is not less than 4.0;the tailing factor is not more than 2.0;and the relative standard deviation for replicate injections is not more than 2.0%. 最重要是黑体那句话 |
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