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Sequoia 680 Chesapeake Drive Redwood City, CA 94063 (415) 364-9600 FAX(415) 364.9233 <br /> 4D- 404 N.Wiget Lane Walnut Creek,CA 94598 (510) 988.9600 FAX(510)988-9673 <br /> Analytical 819 Striker Avenue,Suite 9 Sacramento,CA 95834 (916) 921-9600 FAX(916)92 1-0 100 <br /> ... - :.::...:. i:....:.:. ..:.. :.::..:.. ...:::::.. :. ...: <br /> tSmiith Environmental Client Project ID 14545, 95-122 01--a2 <br /> 1260 Graphics Drive Matrix: Liquid <br /> ::Modesto, CA 95351-1502 <br /> -Attention: Jeanne Homsey Work Order#: 9706714-01, 02, 03 Reported: Jun 27, 1997`.. <br /> v ....':..:. <br /> {QUALITY CONTROL DATA REPORT <br /> Analyte: Beryllium Cadmium Chromium Nickel <br /> QC Batch#: ME061397601OMDB ME061397601OMDB ME061397601OMDB ME061397601OMDB <br /> Analy. Method: EPA 6010 EPA 6010 EPA 6010 EPA 6010 <br /> Prep. Method: EPA 3010 EPA 3010 EPA 3010 EPA 3010 <br /> Analyst: R.Butler R.Butler R.Butler R.Butler <br /> MS/MSD#: 9706720-06 9706720-08 9706720-08 9706720-08 <br /> Sample Conc.: N,D. N.D. N.D. N.D. <br /> Prepared Date: 6/13/97 6/13/97 6/13/97 6/13/97 <br /> Analyzed Date: 6/14/97 6/14/97 6/14/97 6/14/97 <br /> Instrument I.D.#: MTJA2 MTJA2 MTJA2 MTJA2 <br /> Conc.Spiked: 1.0 mg/L 1.0 mg/L 1.0 mg/L 1.0 mg/L <br /> Result: 1.0 1.1 1.0 1.1 <br /> MS %Recovery: 100 110 100 110 <br /> Dup. Result: 1.0 1.1 1.0 1.1 <br /> MSD %Recov.: 100 110 100 110 <br /> RPD: 0.0 0.0 0.0 0.0 <br /> RPD Limit: 0-20 0-20 0-20 0-20 <br /> ....:..:. ....:.:.. .::.u:u:. u .:{...:.�:.:..:.-..n ..r........ ....:...: -..;...... ....:. :.: ......... .:..:.... ......... ......... o- ..:.......:.:........ ......... ......:... ......... <br /> LCS#: BLK061397 BLK061397 BLK061397 BLK061397 <br /> Prepared Date: 6/13/97 6/13/97 6/13/97 6/13/97 <br /> Analyzed Date: 6/14/97 6/14/97 6/14/97 6/14/97 <br /> Instrument I.D.#: MTJA2 MTJA2 MTJA2 MTJA2 <br /> Conc.Spiked: 1.0 mg/L 1.0 mg/L 1.0 mg/L1.0 mg/L <br /> LCS Result: 1.0 1.1 1.1 1.1 <br /> LCS%Recov.: 100 110 110 110 <br /> 80-120 80-120 80-120 80-120 <br /> LCS 80-120 80-120 80-120 80.120 <br /> Control Limits <br /> Please Note: <br /> The LCS is a control sample of known,interferent-free matrix that is analyzed using the same reagents, <br /> SEQUOIA ANALYTICAL preparation,and analytical methods employed for the samples. The matrix spike is an aliquot of sample <br /> S � fortified with known quantities of specific compounds and subjected to the entire analytical procedure. If <br /> the recovery of analytes from the matrix spike does not fall within specified control limits due to matrix <br /> ( interference,the LCS recovery is to be used to validate the batch. <br /> Shelia lynn <br /> Project Mana r **MS=Matrix Spike,MSD=MS Duplicate,RPD=Relative%Difference 9706714,S55 <3> <br />