{"title":"Determination of oxytetracycline in meat and fish using metal chelate resin for clean-up.","authors":"N. Takeda, Hiroki Nishiumi","doi":"10.3358/SHOKUEISHI.41.364","DOIUrl":null,"url":null,"abstract":"畜水産食品中のオキシテトラサイクリン (OTC) をHPLCで分析するために, 0.25%メタリン酸-メタノール-アセトニトリル (6 : 2 : 2) を抽出溶媒とし, 銅イオン負荷金属キレート樹脂を利用した迅速で簡便な前処理法と, 移動相からMg2+を除去してOTCピークの消失を視認できる簡易なオンライン確認法を確立した. 食肉類及び水産食品など9種類の試料を用いた添加回収実験 (0.1及び1μg/g) での平均回収率は80%以上, 定量下限は0.02μg/gであった. 市販畜水産食品40試料を分析し, うなぎ浦焼 (0.04μg/g) とえび (0.39μg/g) からOTCを検出した. 陽性試料は開発したオンライン確認法で確認を行った.","PeriodicalId":17269,"journal":{"name":"Journal of The Food Hygienic Society of Japan (shokuhin Eiseigaku Zasshi)","volume":null,"pages":null},"PeriodicalIF":0.0000,"publicationDate":"2000-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"3","resultStr":null,"platform":"Semanticscholar","paperid":null,"PeriodicalName":"Journal of The Food Hygienic Society of Japan (shokuhin Eiseigaku Zasshi)","FirstCategoryId":"1085","ListUrlMain":"https://doi.org/10.3358/SHOKUEISHI.41.364","RegionNum":0,"RegionCategory":null,"ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"","JCRName":"","Score":null,"Total":0}