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<br /> IP�KMd d 001 IN
<br /> r-HWd KO- 1rL C rn CERTIFICATE OF ANALYSIS
<br /> naiyticai L-abo.-atory
<br /> Tuesday, July 2$ 1999
<br /> Advanced Geo Environmental
<br /> 4005 N. Wilson Way
<br /> Stockton, CA. 95205
<br /> Sample Information
<br /> Sample ID: PE5528-02 Sample Type: Grab
<br /> Sample Description: 1W @ 15717 Project Name: Lodi Airport •
<br /> Data Time Sampled: 7/9/99 3:00:00 PM Sample Matrix: Soil
<br /> ANALYTICAL RESULT QA/QCREPORT
<br /> F. Date LCS Spike MS Spike
<br /> r
<br /> 'Test Parameter Method DLR Unit Result Dilution Analyzed Blank Cona LCS% Cone- MS% MSD RSD
<br /> >..
<br /> r Lead Pb EPA 6020 1 mg/Kg 13 10
<br /> 14-Jul-99 ND 0.02 100.09% 0.025 96.00% 104.0% 2.0°% a
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<br /> TPH-Gasoline EPA 8015M/DHS 1 mg/Kg 172 1 13-Jul-99 ND 098 990% 098 11029% 111.20% 02% g
<br /> ,..B:: , v.." ....
<br /> 'ZBenzene EPA 802(7 5 u /Kg 24 1 13Ju159 ND 20 955/° 20 1150°% 110.0°% 1.1°%
<br /> Toluene EPA 8020 5 ug/Kg 12 1 13-Jul-99 ND 20 101.0% 20 1050°% 113.5% 1.9°%
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<br /> Ethylbenzene EPA 8020 5 ug/Kg 39 1 13-Jul-99 ND 20 99.5% 20 1125°% 105.0% 1.7%
<br /> Xylenes,Total EPA 8020 5 ug/Kg 104 1 13-Jul-99 ND 20 980% 20 11000% 108.5°% 0.3°%
<br /> Methyl-t-Butyl Ether(MtBE) EPA 8020 5 ug/Kg 20 1 13-Ju1-99 ND 20 105.0°% 20 109.5°% 115.0°% 1.2% r
<br /> mg/L=milligrams per Liter=ppm DLR-Detection Lindtfor the Purpose at`m RSD-represent relative percent different(RPD)berneen duplicates spike ofsamples
<br /> ug/L=micrograms perLder=ppb Reporting. Exceptional sample matrices or orDuplica a ofSample
<br /> interferences may result in higher defection AR MSD-measre uofthe percent recovery efficiencies within the matrix
<br /> .;=Composite G=Grab limits
<br /> LCS-measure of the pe>cent recovery of(he Laboratory Control Spike(LCSj
<br /> RESPE TFULLY UB ITTED,
<br /> Jonathan Hao K Le, Laboratory Director
<br /> EYA-Environmemul Protection Agency Method. Page I of I
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