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, <br /> e 1 P <br /> CALIFORNIA LABORATORY SERVICES_ <br /> 11/45/04 lA5'09 - <br /> i <br /> ENSR- Sacramento Project_ Former�Unocal 5098,5606 fcgJWAve 8to�kto t,C J0883 <br /> 10411 Old Piacerville Rd, Suite 210 Y Project Number 06940-293-100 ork r er <br /> COC# None <br /> Sacramento,CA 95827-2508 1 Project Manager -Ben I Hemngburg r <br /> � <br /> - CAM4 7 Metals- Quality Control— <br /> e [ <br /> [ <br /> Reporitng Spike" ` Source + %RBC " ' RPb` ` <br /> Analyte ' Result Limit Units Level Result %R.EC Limits RPD Limit 'No <br /> Batch CN08291 -EPA 7470A <br /> 1 <br /> Blank(CN08291-BLK1) Prepared 10/25/04 Analyzed 10/26/04 ' <br /> Mercury ND 020 µg/L <br /> LCS(CN08291-BS1) Prepared 10/25/04 Analyzed 10/26/04 <br /> Mercury ' 540 020 µg/L 500 108 75-125 <br /> LCS Dup(CN08291-BSD1) Prepared 10/25/04 Analyzed '10/26104 <br /> Mercury 555 020 Itg/L 5 o0 111 75-125 2 74 25 <br /> Matrix Spike(CN08291-MSI), _Source CNJO883-01 ! Prepared 10/25/041 Analyzed 10/26/04 <br /> Mercury 562 020 µg/L 500 4 13 110 75-125 <br /> Matrix Spike Dup(CN08291-MSDI)- - Source CNJ0883-01 `Prepared 10/25/0.4 Analyzed 10/26/04 - { <br /> Mercury' 587 1 ' 020 Rg/L 500 013 ' 115` 75-125 435 25 <br /> Batch CN08302-EPA 3020A <br /> Blank(CN08302-BLKI) Prepared&Analyzed 10/26/04 <br /> _=Arsenic ND `-`5 O—µg/L <br /> - - <br /> Lead ND 50 <br /> -Selenium NDS —5 <br /> Thallium ND 10 <br /> LCS(CN08302-BSI) Prepared&Analyzed 10/26/04 <br /> Arsenic 840 50 µg/L 100 840 80-120 <br /> --Lead-- .77 7_j, 5 0 -_ 100 100 w -w 77 7 80-120_- _ <br /> QM-08 <br /> Selenium 82 0 50 100 820 80-120 ' <br /> Thallium, 782 10 100 782 80-120 QM-08 <br /> 1 <br /> I <br /> f <br /> 1 { • <br /> I , <br /> CA DOHS ELAP Accreditatton/Registration Number 1233 <br /> 3249 Fitzgerald Road Rancho Cordova, CA 95742 www.californialah corn 916-63&7301 Fax 916-638-4510 <br /> ti , <br />