以半夏中所含氨基酸为对照品，对各产地半夏样品进行薄层色谱试验，结果表明十二个产地半夏生品及其炮制品均检出与对照品相同的斑点。
Thin layer chromatography had detected amino acid in Pinellia ternate and its prepared product from twelve places of production using amino acid as contrast.
以半夏中所含氨基酸为对照品，对各产地半夏样品进行薄层色谱试验，结果表明十二个产地半夏生品及其炮制品均检出与对照品相同的斑点。
Thin layer chromatography had detected amino acid in Pinellia ternate and its prepared product from twelve places of production using amino acid as contrast.
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