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07/15/05 FRI 17:12 FAX 2007 <br /> ,K�cco4 <br /> i =W ENVIRONMENTAL � W���° 0'"�� <br /> �1 L <br /> July 15`��YTIC.AL CHEMISTS Lab ID STK534793 <br /> St. Michael's Preschool Customer : 3-13411 <br /> Quality Control - Inorganic <br /> Constituent Method Date/M Type Dnits Conc, QC Data DQO Note <br /> Wet Chem <br /> )titrate 30010 06l28/20050215 LCS nig/L. 20.00 102% 90-110 <br /> MS mg/L 400.0 115% 94-111 435 <br /> t (SP 505025-05) MSD mg/L 400.0 115% 94-111 435 <br /> MS"D mg/L 0.5% 52.71 <br /> 300.0 06/U12005:A 07-CCR mg/L ND <0.4 <br /> 07-CCV mglL 20.00 105% 90-110 <br /> 08-CCI3 mg/L ND <0.4 <br /> 08-CCV mg/L 20100 106% 90-110 <br /> Explanations <br /> 435 Samplc matrix may be affcating this analyte. Data was sccrpted based on the LCS or CCV recovery. <br /> s <br /> Dt:l"vnitiolls; <br /> LCS : Laborumry Control Standard/Sample - Prepared to verify that the preparation process is not affecting analyte <br /> recovery. <br /> MS/MSD Matrix Spikes - A tandem sample is spiked with a known amount of analyte. The recoveries are an indication s, <br /> { how that sample matrix affects analyte recovery. <br /> GCB 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 far rhe analyte. <br /> t DQO T ata Quality Objective - This is the crfteda against which the quality control data is tampered. <br /> i R.epon continued an next pagt.., <br /> F6 <br /> a <br /> fill <br /> t <br /> Flit <br /> Corporate Otticea&Laboratory Office&Laboratory Field Office <br /> P.O.Box 2721053 Corporation Stroat 2600 Smpo naeh Rood Visalia,California <br /> SAMd Paula,CA 93[181-Q272 Stockton,GA 85915 TEL (559)734.9473 <br /> TEL: (805)332-2000 TEE_: (209)942-0162 FAX: (55B)7346435 <br /> t k FAX: (8051 525-4172 FAY-: (200)942-0423 Moblio; (559)787.2399 <br /> 07/15/2005 FRI 17:07 [TX/RX NO 67021 IM007 <br />