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®2 McCamobell Analytical, Inc. 1534 Willow Pass Road,Pittsburg,CA 94565-1701 <br /> Web:www.mccampbell.com E-mail:main@mccampbell.cum <br /> "When Ouality Counts" Tele hone:877-252-9262 Fax 925-252-9269 <br /> QC SUMMARY REPORT FOR E300.0 <br /> W.O.Sample Matrix: Soil QC Matrix: Soil BatchlD: 44029 WorkOrder 0906804 <br /> EPA Method E300.0 Extraction CA Title 22 modified Spiked Sample ID: WA <br /> Analyte Sample Spiked MS MSD MS-MSD LCS LCSD LCS-LCSD Acceptance Criteria(%) <br /> mg/kg mg/kg %Rec. %Rec. I %RPD %Rec. %Rec. %RPD MS/MSD RPD LCS/LCSD RPD <br /> ' Nitrate as N N/A 100 N/A N/A I N/A 98.2 98.2 0 N/A N/A 1 80- 120 20 <br /> Nitrate as NO3 N/A 440 N/A N/A N/A 98.2 98.2 0 N/A N/A 80- 120 20 <br /> Sulfate N/A 100 N/A N/A N/A 91 93.2 2.48 N/A N/A 80- 120 20 <br /> °%SS: N/A 10 N/A N/A N/A 100 100 0 N/A N/A 80- 120 20 <br /> All target compounds in the Method Blank of this extraction batch were ND less than the method RL with the following exceptions: <br /> NONE <br /> BATCH 44029 SUMMARY <br /> Lab ID Date Sampled Date Extracted Date Analyzed lab ID Date Sampled Date Extracted Date Analyzed <br /> 0906804-00]A 06/25/09 11:55 AM 06/26/09 07/03/09 12:34 AM I 0906804-002A 06/25/09 10:00 AM 06/26/09 07/03/09 1:15-AM <br /> 1 MS=Matdx Spike;MSD=Matrix Spike Duplicate;LCS=Laboratory Control Sample;LCSD=Laboratory Control Sample Duplicate;RPD=Relative Percent Deviation. <br /> %Recovery=100'(MS-Sample)/(Amount Spiked);RPD=100'(MS- MSD)/((MS.MSD)12). <br /> MS/MSD spike recoveries and/or%RPD may fall outside of laboratory acceptance criteria due to one or more of the following reasons:a)the sample is inhomogenous AND <br /> contains significant concentrations of analyte relative to the amount spiked,or b)the spiked sample's matrix interferes with the spike recovery. <br /> N/A=not applicable to this method,or not enough sample to perform matrix spike and matrix spike duplicate. <br /> NR=analyte concentration in sample exceeds spike amount for soil matrix or exceeds 2x spike amount for water matrix or sample diluted due to high matrix or analyte content. <br /> ' DHS ELAP Certification 1644 QA/QC Officer <br />