File:PCDF sediment core.svg

DescriptionPCDF sediment core.svg	English: Concentration profile of PCDF in a dated sediment core from Esthwaite Water, Cumbria
Date	October 2007
Source	Own work based on: Nicholas J. L. Green, Joanne L. Jones, Kevin C. Jones, Environ. Sci. Technol., 2001, 35(14), 2882–2888, doi:10.1021/es000225+
Author	Leyo
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            1990s   1980s   1970s   1960s   1950s   1940s   1930s   1920s   1910s   1900s   1890s   1880s   1870s   1860s   1850s   1840s
Cl1DF	<ld     39      91      163     7       386     258     263     146     97      64      94      49      58      50      <ld
Cl2DF	146	87	2294	1967	221	913	258	209	530	549	26	459	91	34	15	27
Cl3DF	41	45	67	115	159	243	141	127	42	14	5	6	4	3	5	4
Cl4DF	94	102	143	167	285	299	226	170	58	13	5	6	4	3	13	8
Cl5DF	124	142	172	201	296	294	250	195	81	20	6	5	3	1	3	2
Cl6DF	123	151	187	231	281	303	335	292	139	29	5	5	3	3	3	<ld
Cl7DF	131	166	217	287	279	306	409	381	259	46	3	3	2	2	2	2
Cl8DF	120	155	166	268	302	434	675	648	462	65      <ld     2       <ld     <ld     <ld     <ld