Trend of PCB Use in Japan Total 58,000t Amount of PCB use (t)

PCB product use in Japan Ar KC

KC300 KC400 KC500 KC600 Japan Homologue pattern reflects product use

Daily variation of PCDD/Fs and PCBs in ambient air

Daily variation of Dioxin Concentration

Time trend of PCB levels in ambient air (log scale)

Time trend of PCBs concentration in ambient air (pg/m 3 ) Time trend of PCBs concentration in ambient air (ng/m 3 ) (pg/m 3 ) (ng/m 3 ) Ambient air

PCB 使用量 (t) PCB 濃度 (ng/m 3 )

PCB levels and Homologue profiles in Environmental samples

PCB levels (2002, 環境省 ) Air Sediment Water Biota ng/m ng/L ng/g-dry ng/g-wet

HCB & PCB levels (2002, 環境省 ) Air Sediment Water Biota ng/m ng/L ng/g-dry ng/g-wet 0.1-5ng/m ng/L ng/g ng/g HCB PCB

PCB の同族体分布 （平均組成）

Air Water Bird Fish Shellfish Sediment 大気 水質 魚 貝類 底質 鳥

Air Water Bird abundance(%) Human blood Breast milk

Homologue profiles of PCB in sealant and air Sealant （ Low-Cl) Sealant （ High-Cl) Room air

Source estimation KC300 KC400 KC500 KC600 Sediment A Sediment B Ship paint N.C.P. Insulator capacitor

PCB の異性体分析

Matsumura et al, J. Env. Chem. (2002) GC/MS-SIM chromatogram of TrCB (HT8-PCB) PCB product 13 C-TrCB

Matsumura et al, J. Env. Chem. (2002) GC/MS-SIM chromatogram of PeCB (HT8-PCB) 13 C-PeCB PCB product

Congener profiles of PCBs in environmental samples

Congener profiles of PCBs(Di-, Tri-) in environmental samples

Congener profiles of TrCB,TeCB in human and combustion sample (A)

PCB congeners predominant in human samples (TrCB, TeCB) PCB product Combustion Breast milk Combustion PCB product Breast milk

Congener profiles of TrCB,TeCB in combustion sample (B)

(stack gas) TrCB TeCB #68 #51 #

Congener profiles of PCBs in environmental and human samples

Congener profiles of PCBs(Hexa-) in environmental and human samples

Congener profiles of PCBs(Hepta-) in environmental and human samples

＃ 28 ＃ 31 ＃ 74 ＃ 80 ＃ 99 ＃ 118 ＃ 153 ＃ 138 ＃ 163/ ＃ 164 ＃ 187 ＃ 180 ＃ 170 Tri-CBs Tetra-CBs Penta-CBs Hexa-CBs Hepta-CBs Chromatogram of PCB in human blood （ 3~7Cl ） Hirai et al, (2003) Organohalogen compounds #187 #180 #153 #138 #74 #99 #118 #

Isomer distribution (P 7 CB, Port Island in June,2001) KC Sea Water Mussel Intensity #174 #180 #170

Isomer distribution (O 8 CB, Port Island in June, 2001) KC Sea Water Mussel Intensity #202#201 #196 #203#194#195 #199

Congener profiles of PCBs in environmental and human samples

PCB 製品 ヒト #74 # #99 # #146 # PCB 製品 ー > 環境（大気、水質、 底質） ー > 生物（貝、魚、 鳥） ー > ヒト

Congener profiles of PCBs in human samples (pooled blood)

(n=24) CongenersMean ± 2S.D. Existence Ratio* (BZ#)(ng /g-lipid)(%) # ± 22.3 # ± # ± # ± # ± #163, ± #994.7 ± #744.6 ± # ± # ± # ± Sum75.6 * Mean is compare to total PCBs level Levels of the predominant PCB congeners in human blood Hirai et al, (2003) Organohalogen compounds cumulative (%)

human milk/adipose tissue #74 (2,4,4',5-) #99 (2,2',4,4',5-) #118 (2,3',4,4',5-) #153 (2,2',4,4',5,5'-) #138 (2,2',3,4,4',5'-) #187 (2,2',3,4',5,5',6-) PCB congeners predominant in human samples

transformer and capacitor : 370,000 stabilizer for Flu. lamp : 2,400,000 non carbon paper : 644,000 kg waste sludge : 117,000 kg waste : 105,000,000 kg other equipments : 33,000 waste PCB etc : PCB waste stock

transformer and capacitor : 370,000 stabilizer for Flu. lamp : 2,400,000 non carbon paper : 644,000 kg waste sludge : 117,000 kg waste : 105,000,000 kg other equipments : 33,000 waste PCB etc :

PCB waste stock transformer and capacitor : 370,000 stabilizer for Flu. lamp : 2,400,000 non carbon paper : 644,000 kg waste sludge : 117,000 kg waste : 105,000,000 kg other equipments : 33,000 waste PCB etc :

Congener profiles of PCB in human sample

PCB congener composition in human breast milk #187 #180 #153 #138 #74 #99 #118 #187 #180 #153 #138 #74 #99 #118

Salmon Breast milk PCB congener composition in human breast milk PCB congener composition in salmon #187 #180 #153#138 #66 #101 #118 #187 #180 #153 #138 #74 #99 #118