河北省易县居民饮用水中碘-氟和砷含量调查

作者简介:杨艳亮(1971－)，男，大专，主治医师，主要从事儿科临床工作。通讯作者:张进国，E－mail:zhjg_65@sina．com·调查报告·河北省易县居民饮用水中碘、氟和砷含量调查杨艳亮1，张进国2，张保宗3，王凤敏1，史丽4，张红杰41．易县妇幼保健院，河北易县074299;2．易县疾病预防控制中心，河北易县074299;3．石家庄人民医学高等专科学校，河北石家庄050091;4．易县医院，河北易县074299摘要:目的了解易县居民饮用水中碘、氟和砷含量，为地方病防治提供依据。方法按《河北省居民生活饮用水水碘、水氟、水砷分布调查方案》开展调查，调查范围为全县27个乡镇，以行政村为单位，对集中供水的村，每个调查村随机抽取并采集1份末梢水。对分散式供水的村，如水源少于5个的村，全部采样检测。如水源多于5个的村，按东、西、南、北、中5个方位随机抽取5户居民饮用水水样。水中碘检测采用碘的砷铈催化分光光度法测定(WS/T107－2006)，水中氟和砷检测采用生活饮用水标准检验方法(GB/T5750．5－2006)测定。结果全县共检测水样1024份，居民饮用水中碘含量为(2．22±1．49)μg/L，氟含量为(0．26±0．12)mg/L，砷含量为(0．002±0．001)mg/L。结论易县为碘缺乏地区，不容易出现地方性氟中毒流行，不会出现地方性砷中毒病区，今后地方病防治工作重点仍是碘缺乏病。关键词:饮用水;碘;氟;砷;调查中图分类号:Ｒ123．1文献标识码:B文章编号:1004－8685(2014)21－3146－03SurveyoncontentsofiodineandfluorineandarsenicindrinkingwaterofresidentsinYicountyofHebeiprovinceYANGYan－liang*，ZHANGJin－guo，ZHANGBao－zong，WANGFeng－min，SHILi，ZHANGHong－jie*YiCountyHealthofWomenandChildrenHohpital，YiCounty074299，ChinaAbstract:ObjectiveToinvestigatethecontentsofiodine，fluorineandarsenicindrinkingwaterinYicountyandtoprovideescientificbasisforthepreventionofendemicdiseases．MethodsAccordingtothepress“Fluoride，iodineandarsenicdistri-butionsurveyprograminHebeiprovinceresidentsdrinkingwaterofHebeiprovincefluoride，iodine，arsenicdistributionsurveyprogram”，thewatersamplesfromthecounty's27townshipswerecollected，takeanadministrativevillageasaunit．Onesam-pleofdrinkingwaterwasrandomlycollectedfromeveryvillagewithcentralizedwatersupply．Forvillageswithdecentralizedwa-tersupply，takefivesamplesofdrinkingwaterrandomlyaccordingtodirections(east，west，south，northandcentre)ifthereweremorethanfivewatersourcesinthevillage;buttakesamplesfromallthewatersourcesiftherewerelessthanfivewatersources，allthewatersamplesshouldbecollected．Wateriodinecontentsweredeterminedwitharsenicceriumcatalyticspectro-photometricmethod．Fluorinecontentandarseniccontentsweredeterminedwithdrinkingwaterstandardtestmethods．ＲesultsTheresidentsdrinkingwateriodinecontentswere2．22±1．49μg/L，waterfluoridecontentswere0．26±0．12mg/L，andarseniccontentswere0