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CCS <br /> -- - <br /> ENVIRONENTAL <br /> April 24 2Q07-ICAL CHEMISTS Lab ID STK733183 <br /> Neil 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 04/16/2007:B220 MS mg/L 4.000 83.4% 0-285 <br /> (SP 703345-01) MSD mg/L 4.000 88.6% 0-285 <br /> MSRPD mg/L 4.0% <30.4 <br /> 450ONO3F 04/18/2007:A 00-ICB mg/l ND <0.1 <br /> 00-CCB mg/l ND <0.1 <br /> 00-ICV mg/l 4.000 96.6% 90-110 <br /> 00-CCV mg/1 4.000 96.8% 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 /> ICB Initial Calibration Blank - Analyzed to verify the instrument baseline is within criteria. <br /> ICV Initial 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 /> CCV Continuing Calibration Verification - Analyzed to verify the instrument calibration 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 /> CTK7Z11 RZ• C)i�a lith Cnntrnl Paoe 1 <br /> Corporate Offices&Laboratory Office&Laboratory Field Offlce <br /> P.O.Boz 272 1853 Corporation Street 2500 Stagecoach Road Visalia,California <br /> Santa Paula,CA 93061-0272 Stockton,CA 95215 TEL (559)734-9473 <br /> TEL (805)392-2000 TEL: (209)942-0181 FAX: (559)734-8435 <br /> FAX: (805)525-4172 FAX: (209)942-0423 Mobile: (559)737-2399 <br /> CA NELAPOertification No.01110CA CA ELAP Certification No.1563 <br /> CA ELAP Certification No.1573 <br />