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<br />CORE LABORATORIES
<br />L A B O R A T O R Y T E S T R E S U L T S
<br />Jab Nunber: 973559 Daie: 01/21/98
<br />CUSTOMER: Greystone PgOJECT: COSi1LLA CO 484.05 ATTN: Nick Mathis
<br />Customer Sample 10: MN 5 Laboratory Sample f0: 973559-2
<br />Date Sampled......: 12/18/97 Date Received.......: 12/18/97
<br />Time Sampled......: 13;00 Time Received.......; 16:00
<br />Sample Me[rix.....: Pater
<br />TEST METHOD PARgMETER/TEST DESCRIPTION SAMPLE RESULT REPORTING LIMIT UN1T5 DATE TECH
<br /> ArotLor 1248 ND ~ 0.05 ug/L 01/07/97 smc
<br /> A roclor 1254 ND 0.05 ug/L 01/07/97 smc
<br /> Aroc for 1260 ND 0.05 ug/L 01/07/97 smc
<br />EPA 608 Extraction (Sep. Funnel) Chlor. Pest I
<br /> Separatory Funnel Liq/Liq Extraction Complete 12/23/97 jcm
<br />Su-846 8150 Herbicides
<br /> 2,4-D ND 1.2 ug/L 12/30/97 smc
<br /> 2, 4-DB (BUtoxon) ND ~I 0.91 ug/L 12/30/97 smc
<br /> 2,4,5-T J
<br />ND 0.20 uglL 12130/97 smc
<br /> 2,4,5-TP (Silvex) r
<br />ND 0.17 ug/L 12/30/97 smc
<br /> Dalapon ND 5.8 ug/L 12/30197 smc
<br /> O icamba ND 0.27 ug/L 12/30/97 smc
<br /> Dichloroprop ND 0.65 ug(L 12!30/97 smc
<br /> Dinoseb (DNBP) ND 0.07 ug/L 12/30/97 smc
<br /> MCPq ND 250 ug/L 12/30/97 smc
<br /> MCPP ND 200 ug/L 12/30/97 smc
<br />EPA 602 Volatile Organics (Aromatics)
<br /> Benzene ND 0.5 ug/L 12/29/97 klk
<br /> Ethylbenzene ND 0.5 ug/L 12/29/97 klk
<br /> Toluene ND 0.5 ug/L 12/29/97 klk
<br /> %ylenes (total) ND
<br />1
<br />~/ u9/L 12/29/97 kIk
<br />Page 3
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