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H: :dous Materials Laboratory <br /> -ABORATORY REPORT <br /> Chlorophenoxy Herbicides Date Received <br /> collector's Name (`. /� , !�c Lau�� is /�'N baa Sin by Laboratory <br /> sampling Location L>c1,' A,-,pal- <br /> A/. <br /> Collector's Sample # 4-(-lo-3°7 to <br /> Analytical Procedure: Solid and aqueous samples are acidified and then extracted with <br /> dichloromethane. Chlorophenoxy herbicides analyzed by HPLC using <br /> W detector. <br /> RML # A4R �S <br /> Collector's Sample # <br /> 2,4-D Acid _ <br /> 2,4,5-T Acid — <br /> 2,4-DB Acid — <br /> Silvex <br /> 2,4-D Isopropyl ester 33-1- vy� <br /> 2,4-D Propyl glycol Butyl ester — <br /> 2,4-D Butoxy ethanol ester — <br /> 2,4,5-T Butoxy butanol ester <br /> 2,4-DB Butyl ester ' <br /> 2,4-DB Isobut 1 ester — -- <br /> 2,4,5-T Ethyl hexyl ester — <br /> 2,4-DB Isooct 1 ester <br /> i <br /> Note: (-) = Not detected QJ�c-- l%.�,•1 1.S'/'�/� �_o, �p��� x r 1 <br /> (blank) = Not determined <br /> Analyst's Signature Signature of Supervising Chemist c <br /> (Date) <br />