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Sequoia 680 Chesapeake Drive Redwood Cim CA 94063 (415) 364-9600 FAX(415) 364-9233 <br /> 4 N.Witter Line ,Walnut Creek,CA 94598 '10) 988-9600 FAX(510)988-9673 <br /> VAW Analytical *#AR09 Striker Avenue,Suite 8 Sacramento,CA 95834 'V416) 921-9600 FAX(916)921.0100 <br /> Smith Environmental Client Project ID: 95-136, Olin <br /> 1260 Graphics Drive Matrix: Solid <br /> Modesto, CA 95351-1502 <br /> Attention: Jeanne Homsey Work Order#: 9511713-01-4 Reported: Nov 28, 1995 <br /> QUALITY CONTROL DATA REPORT <br /> Analyte: Beryllium Cadmium Chromium Nickel <br /> QC Batch#: ME111795601OMDE ME111795601OMDE ME1117956010MOE ME1117956010MOE <br /> Analy. Method: EPA 6010 EPA 6010 EPA 6010 EPA 6010 <br /> Prep. Method: EPA 3050 EPA 3050 EPA 3050 EPA 3050 <br /> Analyst: C.Medefesser C. Medefesser C. Medefesser C. Medefesser <br /> MS/MSD #: 951171301 951171301 951171301 951171301 <br /> Sample Conc.: 63 N.D. N.D. 9.0 <br /> Prepared Date: 11/17/95 11/17/95 11/17/95 11/17/95 <br /> Analyzed Date: 11/18/95 11/18/95 11/18/95 11/18/95 <br /> Instrumentl.D.#: MTJA2 MTJA2 MTJA2 MTJA2 <br /> Conc. Spiked: 100 mg/Kg 100 mg/Kg 100 mg/Kg 100 mg/Kg <br /> Result: 160 99 94 100 <br /> MS % Recovery: 97 99 94 91 <br /> Dup. Result: 170 100 95 110 <br /> MSD% Recov.: 107 100 95 101 <br /> RPD: 6.1 1.0 1.1 9.5 <br /> RPD Limit: 0-30 0-30 0-30 0-30 <br /> LCS #: BLK111795 BLK111795 BLK111795 BLK111795 <br /> Prepared Date: 11/17/95 11/17/95 11/17/95 11/17/95 <br /> Analyzed Date: 11/18/95 11/19/95 11/18/95 11/19/95 <br /> Instrument l.D.#= MTJA2 MTJA2 _ MTJA2 - MTJA2 <br /> Conc. Spiked: 100 mg/Kg 100 mg/Kg 100 mg/Kg 100 mg/Kg <br /> LCS Result: 100 100 98 100 <br /> LCS % Recov.: 100 100 98 100 <br /> M /M D <br /> LCS 75-125 75-125 75.125 75-125 <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 /> r1 fortified with known quantities of specific compounds and subjected to the entire analytical procedure. 8 <br /> `'1,.t,,'V/l'-� 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 /> Vickie Tague Clark <br /> Project Manager MS=Matrix Spike, MSD=MS Duplicate,RPD=Relative%Difference 9511713 SSS <3> <br />