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H rdous Materials Laboratory �4�F1.2- <br /> LABORATORY <br /> 1.2LABORATORY REPORT <br /> • Chlorophenoxy Herbicides Date Received <br /> Collector's Name C 4,�AC ,j L(", / by Laboratory �Q <br /> Sampling Location Z ox roevyj- Collector's Sample # 4(1-to-3 a 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 /> HML # Al,-77 A6 7 9 o A--K9 ha L <br /> Collector 's Sample # S71v -3v/ q-S-to -3&L <er/o 3oV g47/0-30r &rlo -)o4 <br /> 2,4--D Acid - i,7 # - -- - — <br /> 2,4,5-T Acid - - <br /> 2,4-DB Acid - - - <br /> Silvex <br /> 2,4-D Isopropyl ester 6, ��� 3o9 'F 3o.Sf's /S./ <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 Isobutyl ester <br /> 2,4,5-T Ethyl hexyl ester - - - - - - <br /> 2 4-DR Isooct 1 ester <br /> Note: (-) = Not detected <br /> (blank) = Not determined (/ <br /> Analyst's Signature Signature of Supervising Chemist <br /> 61 Date 7 ( ) <br /> ( > J <br />