Dried extracts of Piper methysticum G. Forst, also known as kava, has been widely used due to its anxiolytic and sedative properties. In order to assure the quality of these extracts, it is essential to accurately quantify kavalactones, known as the active principle.

中文翻译：

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同时定量卡瓦干提取物中的卡瓦内酯：多标准和单标准验证方法的比较

Piper methysticum G. Forst 的干燥提取物，也称为卡瓦，因其抗焦虑和镇静特性而被广泛使用。为了确保这些提取物的质量，准确定量称为活性成分的卡瓦内酯至关重要。