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~j~~jL~ CORE LABORATORIES
<br />Job Number: 960720
<br />O U A L I T T C O N T R O L R E P O R T
<br />Report Date: 04/02/96
<br />CUSTOMER: Greys tone PROJECT: ATTN: Jeff Spinzig
<br />DC Type Description Reeg. Code Lab 10 Dilution Factor Date Time
<br />SB Spiked Blank 0960102 03/27/96 0409
<br />Test Description OC Result Det. Limit True Value Orig. Value Alt. Value Calc Result
<br />Al drin 7,42 0.004 10.00 X REC 74.2
<br />gamma-BNC (Lindane) 9,52 0.004 10.0 X REC 95.2
<br />4,4 ~-DOT 37,14 0.012 40.00 X REC 92,8
<br />D iel drin 40.42 0.002 40.00 X REC 101,0
<br />Endrin 35.48 0.006 40.00 X REC 88,7
<br />Heptachlor 8.37 0.003 10.0 X REC 83,7
<br />SBD Spiked Blank Duplicate 0960102 03/27/96 0439
<br />Test Description DC Result Det, Limit True Value Orig. Value Alt. Value Celt Result
<br />Aldrin 8.38 0.004 10.00 7.42 X REC 63.8
<br /> RPO 14.0
<br />gamma-BNC (Lindane) 8.30 0.004 10.0 9.52 X REC 83.0
<br /> RPD 12.8
<br />4,4 ~-DDT 33.24 0.012 40.00 37.14 X REC 83.1
<br /> RPD 10.4
<br />Dieldrin 36.60 0.002 40.00 40.42 X REC 41.5
<br /> RPD 9.4
<br />Endrin 32.46 0.006 40.00 35.48 X REC 81.2
<br /> RPD 8.4
<br />Heptachlor 7.15 0.003 10.0 8.37 X REC 71.5
<br /> RPD 14,6
<br />Method ............: Su-846 8150 Batch.......,: 7513 Analyst ...: smc
<br />Method Description.: Herbicides Units........: ug/L
<br />MB Method Blank 1175 03127196 2330
<br />Test Description OC Result Det. Limit True Value Orig. Value AIt, Value CaLc Result
<br />2,4-0 ND 1,2
<br />2,4-D8 (Butoxon) ND 0,91
<br />2,4,5-T NO 0,20
<br />2,4,5-TP (SiLvex) ND 0.17
<br />Dalapon ND 5.8
<br />Dicamba ND 0,27
<br />Dich loroprop ND 0,65
<br />Dinoseb (D NBP) ND 0,07
<br />MCPA ND 250
<br />MCPP ND 200
<br />SB Spiked Blank N9510169 03/27/96 2359
<br />Test Description OC Result Det. Limit True Value Orig. Value Alt. Value Calc Result
<br />2,4-D 156.90 1.2 100.0 X REC 156.9
<br />2,4,5-T 70.99 0.20 100.0 X REC 71.0
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