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= = ENVIRONMENTAL <br /> 'nel-C"£ <br /> Februar LZtl 5AL CHEMISTS Lab ID STK731523 <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 02/19/2007:B220 MS mg/L 4.000 90.0% 0-285 <br /> r (SP 701543-01) MSD mg/L 4.000 80.8% 0-285 <br /> MSRPD mg/L 10.2% 530.4 <br /> 450ONO3F 02/21/2007:B 00-ICB mg/I ND <0.1 <br /> 00-CCB mg/1 ND <0.1 <br /> 00-ICV mg/1 4.000 97.0% 90-110 <br /> 00-CCV mg/1 4.000 91.9% 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 /> j, 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 /> NO 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 /> I_ <br /> Report continued on next page... <br /> V <br /> 6. <br /> Ir <br /> STK7315?1: OualitV Control Page 1 <br /> s Corporate Offices&Laboratory Office&Laboratory Field Office <br /> P.O.Box 272/853 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 NELAP Certification No.0111 OCA CA ELAP Certification No.1563 <br /> CA ELAP Certification No. 1573 <br />