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08/22/0.1 WED 16:LU k`-Ab dui oLo 4114 r�L rJtVY 11�V1�11Ji1�1L <br /> Lab ID : STK 13 3164 <br /> July 19, 2001 Customer : 3-14374 <br /> Robert Scbeppmann <br /> Quality Control - Organic <br /> Constituent Method Date/ID Type Units Conc. QC Data DQO Note <br /> 504-1 07/10/2001:A203 Blank ug/L ND <- <br /> DBCP LCS ugL 0.2941 84,291 70130 <br /> -130 <br /> BS ug/L 0.2941 99.9% 70-130 <br /> BSD ug/L 0.2941 88.0'% 70.130 <br /> BSRPD ug/L 2.0% 53D <br /> 504.1 07/1012001:A 02-CCV ug/L 5.000 99.6% 70-130 <br /> 03-CCV ug/L 5.000 91.6% 70-130 <br /> 70-130 <br /> 1.3-Dibromapropane-Surrogate 504.1 07/10/2001:A203 Blank ug/L 0.5547 85.3% <br /> LCS ug/1 0.5847 90.796 70-130 <br /> BS ug/L 0.5847 91.9% 70•I30 <br /> BSD ug/L 0.5847 92.8% 70-130 <br /> 3% 70-130 <br /> 504.1 07/1012001:A 02-CCV ug/L 9.940 p03-CCV ug/L 9.940 976% 70-130 <br /> 504.1 07/10/2001tA203 Blank ugL ND <0.02 <br /> EDB LCS ug/L 0.2941 94.6% 70.130 <br /> as ug/L 0.2941 98.6% 70-130 <br /> BSD ug/L 0.2941 98.2% 70-130 <br /> BSRPD ug/L 0.446 530 <br /> 504.1 07/I0/2001:A U2-CCV ug/L 5.000 116% 70-130 <br /> 03-CCV ug/L 5.000. 106 70.130 <br /> Deliuitlons <br /> Blank Method Blank - Prepared to verify drat the preparation process is not contributing commntinaUon to the samples. <br /> LCS Laboratory Control Siandard/Sample - Prepared to verify dist die preparation process is not affecting analyte <br /> recovery. <br /> MSNSD Matrix Spikes - A random sample is spiked with a known amount of analyte, The recoveries are an indication o <br /> liow that sample matrix affects analyte recovery. <br /> BS/BSD Blank Spikes - A blank is spiked with a known amount of analyte. It is prepared to verify that the preparation <br /> process is not affecting analyte recovery. <br /> CCV Continuing Calibration Verification - Analyzed to verify the instrument calibration is within criteria. <br /> CCB Continuing Calibration Blank - Analyzed to verify die instrument baseline is within criteria. <br /> ND Non-detcci - Resuat was below the DQO listed for du analyte. <br /> DQO Data Quality Objective - This is the criteria against which the quality control data is compared. <br /> STK133164: Quality Control Page 2 <br />