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Sequoia 680 Chesapeake Dnve Redwood City,CA 94063 (415) 364 9600 FAX(415) 364 9233 <br /> �wr��r•f404 11 Wiget Lane Walnut Creek CA 94598 (510) 988 9600 FAX(510)988 9673 <br /> Analytical 819 Sinker Avenue Suite 8 Sacramento,CA 95834 (916) 921 9600 FAX(916)921 0100 <br /> 4!-nv4}W. v3'r"i n} i.. 4 .i l �} rid,.A , } vin ♦ . r r t t <br /> Blaine Tech Services, Inc ~Client Project ID Chevron 9-2033/951213-Z1h n <br /> x`985 Timothy Drive Matrix Liquid <br /> "San Jose, CA 95133 <br /> Attention Jim Keller Work Order# 95121353-01 Reported Dec 27, 1995x' <br /> ,- <br /> QUALITY CONTROL DATA REPORT <br /> Analyte: Phenol 2-Chlorophenol 1,4-Dichloro N-Nitroso-Di- <br /> benzene N-propylamine <br /> OC Batch#: MS1213958270EXA MS121395a270EXA MS1213958270EKA MS1213958270EXA <br /> Analy. Method: EPA 8270 EPA 8270 EPA 8270 EPA 8270 <br /> Prep. Method: EPA 3510 EPA 3510 EPA 3510 EPA 3510 <br /> Analyst: B Pitamah B Pitamah B Pitamah B Pitamah <br /> MS/MSD#. BLK121395 BLK121395 BLK121395 BLK121395 <br /> Sample Conc.. N D N D N D ND <br /> Prepared Date- 12/13/95 12/13/95 12/13/95 12/13/95 <br /> Analyzed Date. 12/14/95 12/14/95 12/14/95 12/14/95 <br /> Instrument I D # F4 F4 F4 F4 <br /> Conc Spiked 200 Ng/L 200pg/L 200 ug/L 200li9/L <br /> Result. 91 160 140 170 <br /> MS % Recovery. 46 80 70 85 <br /> Dup. Result: 88 170 150 170 <br /> MSD %Recov : 44 85 75 85 <br /> RPD' 34 61 69 00 <br /> RPD Limit 0-50 0-50 0-50 0-50 <br /> LCS#. - - - - <br /> Prepared Date: - - - - <br /> Analyzed Date: - - - - <br /> Instrument LD #: - - - <br /> Conc Spiked: - - - - <br /> LCS Result- <br /> LCS % Recov.: - - - <br /> LCS 5112 23-134 20-124 DL-230 <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 /> 7gyLYTICAL preparation,and analytical methods employed for the samples The matrix spike is an aliquot of sample <br /> 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 /> enner *"MS=Matrix Spike,MSD=MS Duplicate,RPD=Relative%Difference <br /> Project Manager Page 1 of 3 95121353 BLA a4> <br />