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January 20, 2015 Lab ID : STK1453087 <br /> Musco Family Olive Environmental Customer : 3-11544 <br /> Quality Control- Organic <br /> Constituent Method Date/ID T}pe Units Cone. QC Data DQO Note <br /> Organic <br /> OC 5310C 01/16/15:200567AMM Blank mg/L ND <0.5 <br /> BS mg/L 15.00 105% 75-125 <br /> BSD mg/l, 15.00 104% 75-125 <br /> BSRPD m /L 15.00 1.0% :523.0 <br /> 5310C 01/17/15:200828AMM CCV ppm 15.00 101% 67-122 <br /> CCV m 15.00 99.7% 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 BS/BSD 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 2!'ective-This is the criteria against which the quality control data is compared. <br /> Page 11 of 11 <br />