平成13年度(2001年度)版 「化学物質と環境」 | |
第6部 平成12年度非意図的生成化学物質汚染実態追跡調査結果 |
表5-1 臭素化ダイオキシン類測定結果(底質) |
実測濃度 (pg/g-dry) |
分析項目 | 北海道(石狩川河口) | 岩手県(雫石川) | 宮城県(仙台湾) | 宮城県(北上川) | 山形県(最上川黒滝橋) | 山形県(最上川須川) | 福島県(阿武隈川) | 埼玉県(新河岸川) | 東京都(荒川河口) | 東京都(隅田川河口) | 新潟県(信濃川下流) | 福井県(笙の川) | 長野県(諏訪湖) | 静岡県(清水港) | 愛知県(名古屋港) | 三重県(四日市港) | 滋賀県(琵琶湖浜大津沖) | 滋賀県(琵琶湖唐崎沖中央) |
2,3,7,8-TetraBrDD | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd |
1,2,3,7,8-PentaBrDD | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd |
1,2,3,4,7,8-/ 1,2,3,6,7,8-HexaBrDD |
nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd |
1,2,3,7,8,9-HexaBrDD | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd |
2,3,7,8-TetraBrDF | nd | nd | nd | nd | nd | nd | nd | nd | nd | 1.6 | nd | nd | nd | nd | nd | nd | nd | nd |
1,2,3,7,8-PentaBrDF | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd |
2,3,4,7,8-PentaBrDF | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd |
1,2,3,4,7,8-HexaBrDF | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd |
nd:検出せず,検出下限:4臭素化物;0.5 pg/g,5臭素化物;1 pg/g, 6臭素化物;5 pg/g |
表5-2 臭素化ダイオキシン類測定結果(底質) |
実測濃度 (pg/g-dry) |
分析項目 | 大阪府(淀川) | 兵庫県(姫路沖) | 和歌山県(紀ノ川河口) | 鳥取県(葭津地先) | 岡山県(水島沖) | 広島県(広島湾) | 徳島県(紀伊水道) | 長崎県(長崎港) | 大分県(大分川河口) | 宮崎県(大淀川) | 沖縄県(中城湾) | 川崎市(多摩川河口) | 川崎市(川崎港) | 大阪市(大阪港) | 大阪市(淀川河口) | 大阪市(大阪港外) | 神戸市(神戸港) | 北九州市(洞海湾) |
2,3,7,8-TetraBrDD | nd | nd | nd | nd | 3.0 | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd |
1,2,3,7,8-PentaBrDD | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd |
1,2,3,4,7,8-/ 1,2,3,6,7,8-HexaBrDD |
nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd |
1,2,3,7,8,9-HexaBrDD | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd |
2,3,7,8-TetraBrDF | nd | nd | nd | nd | 0.7 | nd | nd | nd | nd | nd | nd | nd | 1.2 | 1.1 | nd | nd | nd | 0.9 |
1,2,3,7,8-PentaBrDF | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd |
2,3,4,7,8-PentaBrDF | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd |
1,2,3,4,7,8-HexaBrDF | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd | nd |
nd:検出せず,検出下限:4臭素化物;0.5 pg/g,5臭素化物;1 pg/g, 6臭素化物;5 pg/g |