Mercury Hazards to Living Organisms - Chapter 4 docx

... 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) ... methylmercury poisoning, J. Toxicol., 19, 875–906. Goede, A.A. and H.T. Wolterbeek. 19 94. Have high selenium concentrations in wading birds their origin in mercury?...

Ngày tải lên: 11/08/2014, 20:21

... plants during the 4- year period 1986 to 1989 were 290, 1089, 1 247 , 1721, and 2 144 kg, respectively. Source: Paine, P.J. 19 94. Compliance with chlor-alkali mercury regulations, 1986 to 1989: status ... Total Wastewater 88 55 52 46 241 Air emissions 680 831 572 547 2630 Products 71 79 81 72 303 Solid wastes 44 9 662 1010 1196 3317 Total 1288 1627 1715 1861 649 1 a a Individual...

Ngày tải lên: 11/08/2014, 20:21

... 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 ... microorganisms are able to convert inorganic and organic forms of mercury into the highly toxic methylmercury or dimethylmercury has made it clear that any form of mercury...

Ngày tải lên: 11/08/2014, 20:21

... 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 12 (continued) 58 ... Connecticut River: Total mercury 45 .0 12 Methylmercury 21.0 12 Seawater: Japan: Total mercury 3.2–12.5 12 Methylmercury 0.2–1.0 12 United States, New York Total...

Ngày tải lên: 11/08/2014, 20:21

... 9 .4 FW 42 W. Victoria Island; mean age 8.5 years: Liver; total mercury vs. methylmercury 143 .0 FW vs. 0.3 FW 42 Muscle 0.5 FW 42 Belcher Island; age 4. 9 years Liver; total mercury vs. methylmercury ... 0.3 DW 47 Kidney 4. 7 DW vs. 1.9 DW 47 Liver 2 .4 vs. 0.9 DW 47 Lung 2.5 DW vs. 0.8 DW 47 Pectoral muscle 1.1 DW vs. 0 .4 DW 47 Femoral muscle 0.5 DW vs. 0.1 DW 47...

Ngày tải lên: 11/08/2014, 20:21

... freshwater fish: Total mercury 2.82 FW 21 Methylmercury 1.69 FW 21 Diet (tuna fish) Muscle; total mercury vs. methylmercury 0.28 FW vs. 0. 14 FW 21 Liver; total mercury vs. methylmercury 0 .43 FW vs. 0.39 ... 19 94. Mercury levels in Alto Pantantal: a screening study, Ambio, 23, 47 8 48 4. © 2006 by Taylor & Francis Group, LLC © 2006 by Taylor & Francis Group, LLC 142 MERC...

Ngày tải lên: 11/08/2014, 20:21

... 168 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 ... pigeons, Environ. Res., 14, 42 4 43 5. Mayer, F.L., Jr. 1987. Acute toxicity of chemicals to estuarine organisms, U.S. Environ. Protect. Agen. Rep., EPA/600/ 8-8 7/017. 2 74...

Ngày tải lên: 11/08/2014, 20:21

... 13 October 1963 12.0 DW 13 Filter-feeding molluscs; soft parts: 1962 Max. 43 .0 DW 4 1963 Max. 40 .0 DW 4 1965 Max. 35.0 DW 4 1967 Max. 60.0 DW 4 1969 Max. 16.0 DW 4 1971 Max. 16.0 DW 4 1972 Max. 4. 0 ... percentiles]) Mercury in Cord Blood (µµ µµ g/L) 0 3 .4 (3.25–3.95) 4 (1–20) 1 3.6 (3 .4 4. 0) 21 (8–32) 2 3.85 (3.5 4. 1) 21 (13–35) 3 3.8 (3.5 4. 15) 27 (13 43 ) 4 or...

Ngày tải lên: 11/08/2014, 20:21

... activity using mercury in the 1800s to early 1900s); 1991; Maximum Concentrations Heavy metal concentrates 7 84. 0 mg/kg 9 Gold grains 44 8.0 mg/kg 9 (continued) 2 54 MERCURY HAZARDS TO LIVING ORGANISMS from ... anthropogenic total mercury emissions range from 2000 to 40 00 metric tons per year, of which 46 0 tons are from small-scale gold mining (Porcella et al., 1995,...

Ngày tải lên: 11/08/2014, 20:21

... 19 94; 41 , Satoh, 1995; 42 , Zarcinas et al., 2004a; 43 , Zarcinas et al., 2004b; 44 , Marsh et al., 1975; 45 , Alaska Dept. Environmental Conservation, 19 94; 46 , USEPA, 2001; 47 , Gray, 2003; 48 , ... 2 84 MERCURY HAZARDS TO LIVING ORGANISMS REFERENCES Abbasi, S.A. and R. Soni. 1983. Stress-induced enhancement of reproduction in earthworms Octochaetus pattoni exposed t...

Ngày tải lên: 11/08/2014, 20:21