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October 11, 2013 Lab ID : STK1339577 <br /> Musco Family Olive Environmental Customer : 3-11544 <br /> Quality Control- Organic <br /> Constituent Method Date/ID T.%pe Units Conc. QC Data DQO lNotc <br /> Organic <br /> OC �310C 10/07/13:211412AMM Blank mg/L ND <0.3 <br /> BS mg/L 16.67 104% 75-114 <br /> BSD mg/L 16.67 108% 75-114 <br /> BSRPD m 16.67 1 3.4% 523.0 <br /> 5310C I0/07/13:214845AMM CCV ppm 15.00 116% 67-122 <br /> CCV pm 15.00 110% 67-122 <br /> Definition <br /> CCV :Continuing Calibration Verification-Analyzed to verify the instrument calibration is within criteria. <br /> Blank :Method Blank-Prepared to verify that the preparation process is not contributing contamination to the samples. <br /> BS :Blank Spikes-A blank is spiked with a known amount of analyte.It is prepared to verify that the preparation process is not <br /> affecting analyte recovery. <br /> BSD :Blank Spike Duplicate of BSBSD pair-A blank duplicate is spiked with a known amount of analyte.It is prepared to verify that <br /> the preparation process is not affecting analyte recovery. <br /> BSRPD :BS/BSD Relative Percent Difference(RPD)-The BS relative percent difference is an indication of precision for the preparation <br /> and analysis. <br /> ND :Non-detect-Result was below the DQO listed for the analyte. <br /> DQO :Data Quality Objective-This is the criteria against which the quality control data is compared. <br /> Page 11 of 11 <br />