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15 天
数年长跑,平阴玫瑰精油拿到打开国际市场的“金钥匙”
11月11日,在济南市平阴县共享实验室里,检验检测人员将重瓣红玫瑰花瓣置入烧瓶中,搭建水中蒸馏装置,通入冷凝水,静静等待馏出液的渗出,从而萃取出玫瑰精油。据了解,这种蒸馏提取法是玫瑰精油最常用的提取方法,通过检验检测,能精确计算出这一批次的玫瑰花瓣出 ...
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