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1 <br /> CHEMWEST ANALYTICAL LABORATORIES <br /> ORGANOCHLORINE PESTICIDES & PCBs <br /> Client I.D. : Method Blank CHEMWEST I.D. : 2414-MB <br /> Date Extracted : 10/14/88 Matrix Water <br /> Date(s ) Analyzed: 10/28/88 <br /> Amount <br /> Detected RL <br /> Compound (ug/L) (ug/L) <br /> --------------------------------------------------------------------- <br /> Aldrin BRL 0. 05 <br /> alpha-BHC BRL 0. 05 <br /> beta-BHC BRL 0. 05 <br /> gamma-BHC BRL 0. 05 <br /> delta-BHC BRL 0. 05 <br /> 4, 4 '-DDE BRL 0. 1 <br /> 4,4 '-DDD BRL 0. 1 <br /> 4,4 '-DDT BRL 0. 1 <br /> Dieldrin BRL 0. 1 <br /> Endosulfan I BRL 0. 05 <br /> Endosulfan II BRL 0. 1 <br /> Endosulfan sulfate BRL 0. 1 <br /> Endrin BRL 0. 1 <br /> Endrin aldehyde BRL 0. 1 <br /> Endrin ketone BRL 0. 1 <br /> Heptachlor BRL 0. 05 <br /> Heptachlor epoxide BRL 0.05 <br /> Methoxychlor BRL 0.5 <br /> Chlordane (technical ) BRL 1 .0 <br /> alpha-Chlordane ( 1) BRL 0. 5 <br /> gamma-Chlordane ( 1) BRL 0. 5 <br /> Toxaphene BRL 1. 0 <br /> Arochlor 1016 BRL 0.5 <br /> Arochlor 1221 BRL 0.5 <br /> Arochlor 1232 BRL 0. 5 <br /> Arochlor 1242 BRL 0. 5 <br /> Arochlor 1248 BRL 0. 5 <br /> Arochlor 1254 BRL 1. 0 <br /> Arochlor 1260 BRL 1. 0 <br /> --------------------------------------------------------------------- <br /> % Acceptance <br /> Surrogate Recovery Window <br /> --------------------------------------------------------------------- <br /> Dibutylchlorendate 1108 20-1508 <br /> --------------------------------------------------------------------- <br /> BRL: Below Reporting Limit. <br /> RL: Reporting Limit. <br /> ( 1 ) : Major Constituents of Technical Chlordane. <br /> n <br /> Approved by: �( REV3 : 9 . 88 <br /> CHEMWEST ANALYTICAL LABORATORIES.INC. <br />