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TOP 1、多种无籽水果用避孕药培育？谣言：无籽水果中含有大量激素，因使用避孕药处理达到无籽效果。此外，“顶花带刺”的黄瓜也用避孕药处理来保持新鲜，经常食用对人体有害。真相：在所有水果谣言中，避孕药是

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随着我国对环境空气污染物监测要求的不断提高，多氯联苯PCBs）作为持久性有机污染物POPs）的重要成员，其准确测定对环境保护和公共健康至关重要。为满足HJ 902-2017《环境空气 多氯联苯的测定

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