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kyzoo5

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[求助] 为什么我的十溴联苯醚标取线性这么差!!

做阻燃剂,百灵威50ug/ml的母液配制的0.5   1.0 2.0 4.0 8.0 PPM标液,一溴联苯醚到汽修联苯醚的线性都很好0.999,八溴联苯醚跟十溴联苯醚线性很差才0.97,下一浓度峰面积与上一浓度峰面积比都是接近10:1,十溴联苯醚在色谱柱内降解了吗?

柱温程序110℃     2min    40℃/min 至200℃    10℃/min至260      20℃/min至 340℃   2min     scan和sim两种模式扫描

     烦恼啊!!
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