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O�N ACCOgO <br /> ENVIROnr.. 7_'WNTAL <br /> Q, <br /> QI �_ <br /> ANALYTICAL CHEMISTS <br /> March 22, 2001 Lab ID STK131068 <br /> Anderson & Associates Customer : 3-9574 <br /> Quality Control - Inorganic <br /> Constituent Method Date/ID Type Units Cone. QC Data DQO Note <br /> Wet Chem <br /> Nitrate + Nitrite as N 450ONO3F 03/13/2001:A220 MS mg/L 4.000 104% 89-117 <br /> (SP 101668-01) MSD mg/L 4.000 104% 89-117 <br /> MSRPD mg/L 0.0% :56.3 <br /> 450ONO3F 03/13/2001:M 02-CCB mg/L ND <0.1 <br /> 02-CCV mg/L 4.000 104% 90-110 <br /> 03-CCB mg/L ND <0.1 <br /> 03-CCV I mg/L 4.000 108° 90-110 <br /> Definitions <br /> MS/MSD Matrix Spikes - A random sample is spiked with a known amount of analyte. The recoveries are an indication o <br /> how that sample matrix affects analyte recovery. <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 /> 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 /> Report continued on next page... <br /> STK131068: Quality Control Page 1 <br /> • Corporate Offices&Laboratory Office&Laboratory Field Office <br /> PO Box 272/853 Corporation Street 2500 Stagecoach Road Visalia,CA <br /> Santa Paula,CA 93061-0272 Stockton,CA 95215 TEL 559/734-9473 <br /> TEL:805/659-0910 TEL: 209/942-0181 FAX: 559/734-8435 <br /> _ FAX:805/525-4172 FAX:209/942-0423 Mobile:559/737-2399 <br /> r KIM no f'cWf. ti.n nlr-1 R7q CA FI AP r—tifiratinn Nn-I IKA <br />