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L <br /> L <br /> ' June 13,2012 Lab ID : STK 1234922 <br /> Luhdorff& Scalmanini Consulting Customer : 3-12023 <br /> Quality Control - Inorganic <br /> ,_ 'unstihtent Nlethod Date/ID Type Units Cone. QC Data DQO Note <br /> NN et(hem <br /> 19uandc 300.0 (VI 1241130-001) MSD mg/L 50.00 104% 81-126 <br /> MSRPD m 100.0 6.7% <12.1 <br /> 300.0 06(01/12:207970CHL CCB ppm -0.043 0.1 <br /> CCV ppm 2.500 99.8% 90-110 <br /> CCB ppm -0.043 0.1 <br /> CCV ppm 2.500 98.7% 90-110 <br /> N itnic 300.0 06101/12:206082CHL LCS mg/L 20.00 99.5% 90110 <br /> MS mg/L 400.0 103% 88-124 <br /> (V11241130401) MSD mg/L 400.0 103% 88-124 <br /> MSRPD I m2fL 100.0 1 0.4% S29.1 <br /> 300.0 06(01/12:207970CHL CCB ppm -0.025 0.4 <br /> CCV ppm 20.00 101% 90110 <br /> CCB ppm 0.032 0.4 <br /> CCV plan 20.00 102% 90110 <br /> >nnm 300.0 06/01/12:206082CUL LES mg/L 15.00 103% 90110 <br /> MS mg/L 300.0 100% 91-121 <br /> (VI 1241130-001) MSD mg/L 300.0 100% 91-121 <br /> MSRPD mg/L 100.0 0.3% Q3.8 <br /> 310.0 06/01/12207970CHL CCB ppm -0.251 0.3 <br /> CCV ppm 15.00 103% 90-110 <br /> CCB ppm -0.254 0.3 <br /> CCV plom 15.00 1 107% 90-110 <br /> Sulfate 300.0 06/01/12:206082CHL LCS mg/L 50.00 1 98.8% 90110 <br /> MS mg/L 1000 1 101% 75-137 <br /> r (VI 1241130-001) MSD mg/L 1000 102% 78-137 <br /> MSRPD m L 100.0 0.3% 512.3 <br /> 300.0 G6101/12:207970CHL CCB pion 0.08 2 <br /> CCV ppm 50.00 101% 90110 <br /> CCB ppm -0.02 2 <br /> CCV pion 50.00 101% 90110 <br /> n1R4S 5540C 06/01/l2:208002AMM CCB mg/L 0.000 0.1 <br /> CCV M91L 10.00 100% 99-101 <br /> BAS Screen 5540C MS mg/L 10.10 100 Yo 90110 <br /> (STK1234922-001) MSD mg/L 10.10 100% 90-110 <br /> MSRPD mg/L 10.10 0.0 <0.1 <br /> Definition <br /> ICB : Initial Calibration Blank-Analyzed to verify the instrument baseline is within criteria. <br /> t� 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 /> Blank :Method Blank-Prepared to verify that the preparation process is not contributing contamination to the samples. <br /> LCS :Laboratory Control Standard/Sample-Prepared to verify that the preparation process is not affecting analyte recovery. <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 analyzed.The recoveries <br /> are an indication of how that sample matrix affects analyte recovery. <br /> Du :Duplicate Sample-A random sample with each batch is prepared and analyzed in duplicate.The relative percent difference is an <br /> P indication of precision for the preparation and analysis. <br /> V SRPD :MS/MSD Relative Percent Difference(RPD)-The MS relative percent difference is an indication of precision for the preparation <br /> and analysis. <br /> 1 t :Non-detect-Result was below the DQO listed for the analyte. <br /> DO r Data alia OD ective-This is the criteria against which the SualitX control data is cora ared. <br /> Page 15 of 15 <br />