Mercury Hazards to Living Organisms - Chapter 7 ppsx

... expected, organo- mercurial content was inversely related to total mercury content; thus, seal liver containing 174 .0 mg total Hg/kg FW contained 1.2% organomercury, seal kidney with 6.4 mg total Hg/kg ... 1994. Mercury levels in Alto Pantantal: a screening study, Ambio, 23, 478 –484. © 2006 by Taylor & Francis Group, LLC © 2006 by Taylor & Francis Group, LLC 142 MERCURY H...

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... summer 1992–1993: Total mercury 0.14–0 .77 14 Methylmercury max. 0.038 14 Sweden: Total mercury 1.4–15.1 12 Methylmercury 0.04–0.8 12 United States: Total mercury 0.4–10 .7 12 Methylmercury 0.03–0.64 ... rates of mercury from sludge-amended soils into grains and animal forage, and need to be modified (Granato et al., 1995). © 2006 by Taylor & Francis Group, LLC 56 MERCURY HAZ...

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... 241 Air emissions 680 831 572 5 47 2630 Products 71 79 81 72 303 Solid wastes 449 662 1010 1196 33 17 Total 1288 16 27 171 5 1861 6491 a a Individual plant losses of total mercury from the five chloralkali ... 0 .7 7 0.3 Total 1305 2359 a Sierra Club, New York. 158 pp. © 2006 by Taylor & Francis Group, LLC Source: Modified from Montague K. and P. Montague. 1 971 . Mercury. 12 ME...

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... Group, LLC 28 MERCURY HAZARDS TO LIVING ORGANISMS later in Chapter 6 and Chapter 12. At this time, however, many authorities argue that mercury sele- nium interactions are the key to methylmercury ... weight 200.59 472 .09 271 .52 251.09 c Chlorine, % 0 15.02 26.12 14.12 c Mercury, % 100 84.98 73 .88 79 .89 c Melting point, ° C −38. 87 Sublimes at 400–500 277 170 c De...

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... developing brain to methylmercury is due to placental transfer of lipophilic methylmercury to the central nervous system © 2006 by Taylor & Francis Group, LLC 40 MERCURY HAZARDS TO LIVING ORGANISMS (CNS) ... Environ., 87/ 88, 495–5 07. Rodier, P.M. 1995. Developing brain as a target of toxicity, Environ. Health Perspect., 103 (Suppl. 6), S73–S76. Roizin, L., H. Shiraki, a...

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... al., 1 979 ; 37, Stickney et al., 1 975 ; 38, DeClerck et al., 1 974 ; 39, Zauke, 1 977 ; 40, Greig and Wenzloff, 1 977 ; 41, Greig et al., 1 975 ; 42, Reimer and Reimer, 1 975 ; 43, Establier, 1 977 ; 44, Tuncel ... 0.35–0.58 FW 36 1 975 0.22–0.63 FW 36 1 976 0.22–0.66 FW 36 1 977 0.28–0.90 FW 36 1 978 0.30 FW 36 1 979 0.84–1.2 FW 36 1 974 –1 979 vs. 1980–1984 0.39 FW vs. 0.41 FW 37 Maryla...

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... 1 977 ; 5, Spann et al., 1 972 ; 6, El-Begearmi et al., 1980; 7, Finley et al., 1 979 ; 8, Leander et al., 1 977 ; 9, Hoffman and Moore, 1 979 ; 10, Grissom and Thaxton, 1985; 11, Heinz and Locke, 1 976 ; ... for 77 d; no deaths 12 Methylmercury 5.0 mg Hg/kg diet for 77 d; LD25 12 Ring-necked pheasant: Ethylmercury 4.2 mg Hg/kg diet for 70 d; no deaths b 5 Ethylmercury 12.5 mg Hg/kg diet...

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... autopsied 26 years postexposure vs. control: Liver: Total mercury 0.54 FW vs. 0.64 FW 15, 16 Methylmercury 0.04 FW vs. 0. 07 FW 15, 16 (continued) 220 MERCURY HAZARDS TO LIVING ORGANISMS 67. 2 ... Yokoyama. 19 97. Cognitive deficit in 7- year- old children with prenatal exposure to methylmercury, Neurotoxicol. Teratol., 19, 4 17 428. Harada, M., T. Fujino, T. Akagi, and S. N...

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... anthropogenic total mercury emissions range from 2000 to 4000 metric tons per year, of which 460 tons are from small-scale gold mining (Porcella et al., 1995, 19 97) . Major contributors of mercury to the ... concentrates 78 4.0 mg/kg 9 Gold grains 448.0 mg/kg 9 (continued) 254 MERCURY HAZARDS TO LIVING ORGANISMS from reference sites (Davies, 19 97; De Lacerda and Salomons,...

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... 284 MERCURY HAZARDS TO LIVING ORGANISMS REFERENCES Abbasi, S.A. and R. Soni. 1983. Stress-induced enhancement of reproduction in earthworms Octochaetus pattoni exposed to chromium (VI) and mercury ... 1989. Mercury pollution in Tokuyama Bay, Hydrobi- ologia, 176 / 177 , 1 97 211. National Research Council (NRC). 2000. Toxicological Effects of Methylmercury. National Academy Pr...

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