测量了乙醇、甲苯、丙酮、甲醇、苯和氨水对元件的影响,乙醇仍为测量甲醛的主要干扰气体。
Influences of ethanol, toluene, acetone, methanol, benzene and ammonia were measured, and ethanol was still the main interfering gas for formaldehyde detection.
方法在微波功率和萃取时间一定的条件下,分别选用有机溶剂甲醇、乙醇、甲苯、丙酮及环己烷为提取剂,进行间歇性提取。
METHOD Under the same conditions of microwave power and extraction time, methanol, alcohol, toluene, acetone and hexamethylene were used as the extractant to carry out intermittent extraction.
方法在微波功率和萃取时间一定的条件下,分别选用有机溶剂甲醇、乙醇、甲苯、丙酮及环己烷为提取剂,进行间歇性提取。
METHOD Under the same conditions of microwave power and extraction time, methanol, alcohol, toluene, acetone and hexamethylene were used as the extractant to carry out intermittent extraction.
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