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258. PCBs. 250. 324. 453. 169. Boston. 605. NL. 87. 416. U.K. Baltimore. 169. 50. 94. 94. 53. 32. 107. 19. 141. Seattle. 45. Turkey. 5. 85. 6. 2. 341. 5. 27. China. 73. Japan. Italy. 143. 387. Greece. 43. Vietnam. Portugal. 10. 182. Taiwan. 26. 20. 24.

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605

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  1. 258 PCBs 250 324 453 169 Boston 605 NL 87 416 U.K. Baltimore 169 50 94 94 53 32 107 19 141 Seattle 45 Turkey 5 85 6 2 341 5 27 China 73 Japan Italy 143 387 Greece 43 Vietnam Portugal 10 182 Taiwan 26 20 24 10 297 Costa Rica 253 47 HK 217 6 Hawaii India 7 28 99 7 86 10 24 8 Thailand 12 Philippines T T Malaysia Ghana 9 16 Singapore Indonesia 45 42 7 88 San Francisco Mozambique 48 9 Cocos 51 27 7 16 Brazil South Africa Argentina Los Angeles Chile Australia Concentration of PCBs* in beached plastic resin pellet (ng/g-pellet) *sum of concentrations of CB#66, 101, 110, 149, 118, 105, 153, 138, 128, 187, 180, 170, 206 Measured by Polaris Q (Thermo Fisher Scientific)

  2. DDTs 558 177 155 163 2 U.K. NL 35 42 28 267 15 18 Portugal 5 7 9 8 DDT 1 Seattle 12 Turkey Boston 52 2 2 Japan 11 Baltimore Greece Hawaii Vietnam DDD China 3 1 10 26 30 96 129 31 Taiwan HK 2 5 DDE 16 India 19 5 Philippines Thailand TT 118 Costa Rica 14 Ghana 21 Singapore 6 Indonesia 73 22 5 San Francisco 16 37 4 Cocos 7 2 16 Brazil 4 2 Mozambique Chile Argentina South Africa Australia Los Angeles Concentration of DDTs in beached plastic resin pellet (ng/g-pellet)

  3. HCHs Greece <2 0.8 2 2 Turkey <1 0.5 U.K Seattle 3 1 NL 0.3 Boston China <4 0.7 1.6 0.6 0.7 <0.6 0.2 1 0.3 San Francisco 2 36 1 1 1 Portugal Baltimore HK Hawaii 34 1 0.5 0.3 2 Taiwan 3 0.2 1 TT Vietnam 0.4 0.3 India 0.4 0.3 0.1 Thailand Philippines Costa Rica <1 4 Ghana Singapore Indonesia 1.7 0.04 <3 1.6 4 Cocos 0.3 Brazil 0.1 Mozambique 0.2 0.1 Chile Argentina South Africa Australia Concentration of HCHs* in beached plastic resin pellet (ng/g-pellet) *sum of a, b, g. d isomers

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