2020/12/21 12:03:21
多樣品組織研磨儀高通量快速研磨破碎毛發樣品，鑒定毛發成分——上海凈信
Source：Shanghai Jingxin
實驗背景
吸毒者體內的毒品成分或代謝物會在毛發生長的過程中用于組織成分的合成，所以通過鑒定毛發的成分，可以快速判定疑犯是否有吸毒行為。
實驗目的：研磨毛發樣品，檢測其毒品及其代謝物成分。
實驗原理
毛發成分有多種提取方法，其中研磨提取最為高效準確。通過將毛發研磨至粉末狀，可以大大增加毛發的表面積，并充分破壞其角質蛋白，使溶劑能深入到毛發內部的毛發髓質層和皮質層進行充分的溶解萃取，再對萃取溶液檢測是否含有毒品成分，即可快速完成鑒定。
實驗步驟：需了解具體步驟，請致電廠家
研磨對比
毛發樣品取樣時
毛發樣品研磨后呈細膩粉末狀
Previous：全自動液氮冷凍研磨儀研磨破碎硅膠密封圈-上海凈信
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