【判断题】【消耗次数：1】
气相色谱法中载气及流速对色谱柱效能没有影响。
①
正确
②
错误
参考答案：
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相关题目
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下列气相色谱操作条件中，正确的是
①
载气的热导系数尽可能与被测组分的热导系数接近
②
使最难分离的物质在能很好分离的前提下，尽可能采用较低的柱温
③
实际选择载气流速时，一般低于最佳流速
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检测室温度应低于柱温，而气化温度愈高愈好
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气相色谱法鉴别，适宜的制剂样品为含有何种成分的制剂？
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挥发油
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挥发油成分
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不挥发性成分可分解或制成挥发性衍生物
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不挥发性成分不可分解
⑤
不挥发性成分不可分解或不能制成衍生物
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