450 likes | 586 Views
Trend of PCB Use in Japan. Total 58,000t. Amount of PCB use (t). PCB product use in Japan. 1969-1971. KC-300 400 500 600. Ar-1242 1248 1254 1260. KC300. Japan. KC400. Homologue pattern reflects product use. KC500. KC600. Japan.
E N D
Trend of PCB Use in Japan Total 58,000t Amount of PCB use (t)
PCB product use in Japan 1969-1971 KC-300 400 500 600 Ar-1242 1248 1254 1260
KC300 Japan KC400 Homologue pattern reflects product use KC500 KC600 Japan
1000 Ambient air 100 10 1 0.1 0.01 1970 1975 1980 1985 1990 1995 2000 2005 3 ( ng/m ) 3 ( pg/m ) 3 Time trend of PCBs concentration in ambient air (ng/m ) 3 Time trend of PCBs concentration in ambient air (pg/m )
PCB 使用量(t) PCB 濃度(ng/m3)
0.01-1ng/m3 0.1-10ng/L Air Water Sediment Biota 0.05-800ng/g-dry 0.1-800ng/g-wet PCB levels (2002, 環境省)
0.01-1ng/m3 0.1-5ng/m3 0.01-1ng/L 0.1-10ng/L Air Water Sediment Biota HCB PCB 0.05-800ng/g-dry 0.1-800ng/g-wet 0.01-10ng/g 0.01-1ng/g HCB & PCB levels (2002, 環境省)
Fish Air 魚 大気 Shellfish Water 貝類 水質 Sediment Bird 底質 鳥
50 45 abundance(%) 40 35 30 25 20 15 10 5 0 Air Human blood Water Breast milk Bird
Sealant (Low-Cl) Sealant (High-Cl) Homologue profiles of PCB in sealant and air Room air Room air
Source estimation KC300 KC500 Insulator N.C.P. capacitor Sediment A Sediment B KC400 KC600 Ship paint Insulator capacitor
GC/MS-SIM chromatogram of TrCB (HT8-PCB) PCB product 13C-TrCB Matsumura et al, J. Env. Chem. (2002)
P5CB 800000 Intensity 400000 0 20 22 24 26 28 30 32 34 36 38 Retention Time (min) Calculated Retention Time #104 #103 #100 #102 #121 #101 #113 #112 #119 #108 #117 #125 #116 #115 #111 #120 #110 #124 #109 #107 #123 #106 #118 #114 #122 #105 #127 #126 #96 #94 #93 #98 #95 #88 #91 #92 #84 #89 #90 #99 #83 #86 #97 #87 #85 #82 13C-P5CB 50000 Intensity 0 20 22 24 26 28 30 32 34 36 38 Retention Time (min) GC/MS-SIM chromatogram of PeCB (HT8-PCB) PCB product 13C-PeCB Matsumura et al, J. Env. Chem. (2002)
Congener profiles of PCBs(Di-, Tri-) in environmental samples
Congener profiles of TrCB,TeCBin human and combustion sample (A)
PCB product PCB product Combustion Combustion Breast milk Breast milk PCB congeners predominant in human samples (TrCB, TeCB)
(stack gas) #47 TrCB 24-24 #68 #51 TeCB 24-35 24-26
Congener profiles of PCBs(Hexa-) in environmental and human samples
Congener profiles of PCBs(Hepta-) in environmental and human samples
#28 #28 Tri-CBs 24-4 #31 Tetra-CBs #74 #74 245-4 #80 Penta-CBs #99 #118 245-34 #118 #99 245-24 #153 Hexa-CBs 245-234 #153 245-245 #138 #163/ #164 #138 Hepta-CBs #187 #180 #187 245-2345 #180 245-2356 #170 Chromatogram of PCB in human blood(3~7Cl) Hirai et al, (2003) Organohalogen compounds
#180 #174 #170 KC300-600 Intensity Sea Water Mussel Isomer distribution (P7CB, Port Island in June,2001)
KC300-600 Intensity Sea Water Mussel #196 #203 #195 #194 #199 #202 #201 Isomer distribution (O8CB, Port Island in June, 2001)
PCB 製品 ー> 環境(大気、水質、底質) ー> 生物(貝、魚、鳥) ー> ヒト PCB 製品 ヒト #74<#66 #74 > #66 245-4 24-34 245-4 24-34 #99 < #101 #99 > #101 245-24 245-25 245-24 245-25 #146 < #149 #146 > #149 245-235 245-236 245-235 245-236
(n=24) Congeners Mean 2S.D. ± Existence Ratio* (BZ#) (ng /g-lipid) (%) #153 28.0 28.0 22.3 ± #180 14.9 16.6 11.8 ± #138 10.4 9.2 8.3 ± #187 8.3 8.5 6.6 ± #118 6.9 5.9 5.5 ± #163,164 6.4 6.2 5.1 ± #99 4.7 4.2 3.8 ± #74 4.6 2.6 3.6 ± #146 4.1 3.7 3.3 ± #170 3.8 4.1 3.0 ± #156 2.8 3.0 2.3 ± Sum 75.6 * Mean is compare to total PCBs level Levels of the predominant PCB congeners in human blood cumulative (%) 22.3 34.1 42.4 49.0 54.5 59.6 63.4 67.0 70.3 73.3 75.6 245-245 245-2345 245-234 245-2356 245-34 245-24 245-4 245-235 2345-234 2345-34 Hirai et al, (2003) Organohalogen compounds
human milk/adipose tissue #153 (2,2',4,4',5,5'-) #74 (2,4,4',5-) #138 (2,2',3,4,4',5'-) #99 (2,2',4,4',5-) #187 (2,2',3,4',5,5',6-) #118 (2,3',4,4',5-) PCB congeners predominant in human samples
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 :
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 :
#153 #138 #118 #74 #180 #99 1973 #187 PCB congener composition in human breast milk #153 #138 2000 #180 #118 #187 #99 #74 PCB congener composition in human breast milk
#153 #138 #118 #101 Salmon #66 #180 #187 PCB congener composition in salmon #153 #138 Breast milk #180 #118 #187 #99 #74 PCB congener composition in human breast milk