中华人民共和国国家环境保护标准HJ868—2017环境空气酞酸酯类的测定高效液相色谱法Ambient air—Determination of phthalate esters—High performance liquid chromatography（发布稿）本电子版为发布稿请以中国环境出版社出版的正式标准文本为准2017—11—28发布2018—01—01实施环境保护部发布目次前言····························································································································ii1适用范围·····················································································································12规范性引用文件············································································································13方法原理·····················································································································14干扰和消除··················································································································15试剂和材料··················································································································16仪器和设备··················································································································37样品···························································································································48分析步骤·····················································································································69结果计算与表示············································································································710精密度和准确度··········································································································711质量保证和质量控制····································································································812废物处理···················································································································813注意事项···················································································································8附录 A（规范性附录）方法的检出限和测定下限···········