Laserfiche WebLink
� Sequoia � <br />LICW Analytical <br />819 Striker Avenue, Suite 8 <br />Sacramento, CA 95834 <br />(916)921-9600 <br />FAX (916) 921-0100 <br />www.sequoialabs.com <br />Kleinfelder - Stockton Project: Northbrook S308269 <br />a <br />2825 East Myrtle Street Project Number: 34202.E01 Reported: <br />Stockton CA, 95205 Project Manager: Joe Zilles 08/20/03 17:53 <br />Total Metals by EPA 6000/7000 Series Methods - Quality Control <br />Sequoia Analytical - Sacramento <br />Reporting Spike Source %REC RPD <br />W Analyte Result Limit Units Level Result %REC Limits RPD Limit Notes <br />LBatch 3080192 - EPA 3050B <br />Blank (3080192-BLK1) <br />Cadmium <br />Chromium <br />Lead <br />Nickel <br />Zinc <br />CLaboratory Control Samnle (3080192 -BSI <br />08/14/03 Analyzed: 08/15/03 <br />Cadmium <br />44.0 <br />Prepared: 08/14/03 Analyzed: 08/15/03 <br />mg/kg <br />ND <br />0.25 mg/kg <br />ND <br />0.25 " <br />44.8 <br />ND <br />2.5 <br />50.0 90 80-120 <br />ND <br />1.0 <br />ND <br />0.50 <br />08/14/03 Analyzed: 08/15/03 <br />Cadmium <br />44.0 <br />0.25 <br />mg/kg <br />50.0 88 80-120 <br />Chromium <br />44.8 <br />0.25 <br />50.0 90 80-120 <br />Lead <br />44.2 <br />2.5 <br />50.0 88 80-120 <br />Nickel <br />45.1 <br />1.0 <br />50.0 90 80-120 <br />Zinc <br />45.9 <br />0.50 <br />50.0 92 80-120 <br />LMatrix Spike (3080192-MS1) <br />Source: S308268-03 <br />Prepared: 08/14/03 Analyzed: 08/15/03 <br />Cadmium <br />40.1 <br />1.0 <br />mg/kg <br />50.0 ND 80 80-120 <br />Chromium <br />67.9 <br />1.0 <br />50.0 26 84 80-120 <br />38.0 <br />10 <br />50.0 ND 76 80-120 <br />Q -LDA <br />LLead <br />Nickel <br />75.8 <br />4.0 <br />50.0 34 84 80-120 <br />Zinc <br />85.8 <br />2.0 <br />50.0 44 84 80-120 <br />Matrix Spike Dup (3080192-MSD1) <br />Source: 5308268-03 <br />Prepared: 08/14/03 Analyzed: 08/15/03 <br />Cadmium <br />38.1 <br />l.0 <br />mg/kg <br />50.0 ND 76 80-120 <br />5 <br />20 <br />Q-LIM <br />Chromium <br />65.8 <br />1.0 <br />50.0 26 80 80-120 <br />3 <br />20 <br />Lead <br />34.5 <br />10 <br />50.0 ND 69 . 80-120 <br />10 <br />20 <br />Q-LIM <br />Nickel <br />L <br />73.7 <br />4.0 <br />50.0 34 79 80-120 <br />3 <br />20 <br />Q -LM <br />Zinc <br />79.3 <br />2.0 <br />50.0 44 71 80-120 <br />8 <br />20 <br />Q -LW <br />L <br />G <br />C <br />Sequoia Analytical - Sacramento <br />L <br />L <br />The results in this report apply to the samples analyzed in accordance with the chain of <br />custody document. Unless otherwise stated, results are reported on a wet weight basis. <br />This analytical report must be reproduced in its entirety. <br />2 <br />Page 23 of 29 <br />