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  • 發布時間:2023-06-25 20:09 原文鏈接: 保兒寧沖劑的鑒別

      取本品5g,加水10ml溶解,加乙醚15ml,振搖10分鐘,分取醚層,揮干, 殘渣加10%香草醛硫酸液,顯紫色。

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