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November 26,2014 Lab ID : STKI451511 <br /> Live Oak Geo Environmental Customer : 3-16608 <br /> Quality Control - Inorganic <br /> onstituenl Method Date/ID Type UI W% Cmc. QC Data oQO Note <br /> et Chem <br /> mate+Nitrite as N 450ONO3F MS mglL 1127 95.6% 5-285 <br /> (CC 1484028-001) MSD urg/L. 1127 953% 5-285 <br /> MSRPD MXIL 11.27 0.1% 530A <br /> 450ONO3F 11/12/14:21732701] CCB mg/L 0.075 0.1 <br /> CCV mg/L 1127 99.5% 90-110 <br /> CCB mg/L 0097 0.1 <br /> CCV I MR/L 1 11.27 99.1% 90-110 <br /> Definition <br /> CCV :Continuing Calibration Verification-Analyzed to verify the instrument calibration is within criteria. <br /> CCB :Continuing Calibration Blank-Analyzed to verify the instrument baseline is within criteria. <br /> MS :Matrix Spikes-A random sample is spiked with a known amount of analyte.The recoveries are an indication of how that sample <br /> matrix affects analyte recovery. <br /> MSD :Matrix Spike Duplicate of MS/MSD pair-A random sample duplicate is spiked with a known amount of analyted.The recoveries <br /> are an indication of how that sample matrix affects analyte recovery. <br /> MSRPD :MS/MSD Relative Percent Difference(RPD)-The MS relative percent difference is an indication of precision for the preparation <br /> and analysis. <br /> DQO :Data ali Ob'ective-This is the criteria a ainst which rhe ualit control data is cora <br /> Page 7 of 7 <br />