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1 * SPL BATCH QUALITY CONTROL REPORT *= FULLERTON LABORATORY METHOD 8020A*** 1511 E. ORANGETHORPE AVE. FULLERTON. CA 92831 PHONE (714) 447-6868 Matrix: Soil Batch Id: GC_4970212211502 ' Units: µg/Kg L A B O R A T O R Y C 0 N T R 0 L S A M P L E ' S P I K E Method Spike Blank Spike QC Limits(**) C O M P O U N D S Blank Result Added Result Recovery (Mandatory) <2> <3> <1> 4 t Recovery Range ! MTB2 ND 200 200 100 8D - 120 Benzene ND 50 52 102 80 - 120 ' EthylBenzene ND 50 50 100 so - 120 Toluene ND So 49 98.0 80 120 O Xylene ND 50 51 102 80 - 120 M & P Xylene ND 100 89 89.0 80 - 120 M A T R I X S P I K E S S P I K E Sample Spike Matrix Spike Matrix Spike MS/MSD QC Limits(***) C O M P O U N D S Results Added Duplicate Relative is (Advisory) Result Recovery Result Recovery Difference RPD ' <2> <3> <1> <4> <1> <5> Max. Recovery Range BENZENE ND 40 42 105 43 108 2.82 20 60 - 140 ETHYL5EN32NE ND 40 42 105 42 105 0 25 60 - 140 TOLUENE ND 40 41 102 41 102 0 25 65 - 130 O XYLENE ND 40 43 108 43 108 0 2.5 65 - 130 M & P XYLENEND 80 76 95.0 76 95.0 0 25 60 - 140 ' Analyst: ETM * = Values Outside QC Range. x Data outside Method specification limits. Sequence Date: 02/12/97 NC = Not Calculated (Sample exceeds spike by factor of 4 or more) ' SPL ID of sample spiked: 9702110-06A ND = Not Detected/Below Detection Limit Sample File ID: GC4B048.TXO % Recovery = [( <1> - <2> ) / <3> ] x 100 Method Blank File ID: LCS %- Recovery = (<1> / <3> ) x 100 Blank Spike File ID: GC4B029.TX0 Relative Percent Difference = 1 (<4> - <5> / [(<4> + <S> ) x 0.51 x 100 I Matrix Spike File ID: GC4B049.TXO (**} Source: Matrix Spike Duplicate File ID: GC4BOSO.TXO Source: SAMPLES IN BATCH(SPL ID): 9702110-06A 9702110-16A 9702110-ISA 9702110-19A 9702110-21A 9702105-05A 9702195-0BA 9702105-12A 9702105-IBA 9702105-21A 9702105-23A •