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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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昨日玻璃主力合约2409震荡上涨，收于1375元/吨，上涨29元/吨，涨幅2.15%。现货方面，昨日浮法玻璃现货价格整体持稳。华北市场成交弱稳，华东市场以稳为主，华中地区产销持稳，华南市场成交偏弱。整

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