Laserfiche WebLink
• Levine•Fric e•Recon <br /> Section: Table C-4 <br /> Date Initiated: September 23, 1996 <br /> Revision No.:6 <br /> Date Revised: October 16, 1998 <br /> Table C-4: Quanterra Method QC Criteria Page 1 of 8 <br /> Lincoln Center, Stockton, California <br /> Criteria' <br /> Groundwater from Treatment System <br /> Method QC Issue MW/PIPP Sampling Monitoring Comments <br /> VOCs in Initial Calibration > 0.1 (RRF) > 0.1 (RRF) Chloromethane <br /> Groundwater, (Relative Response Factors [RRF) and %RSD) >0.1 >0.1 <br /> EPA 8260Az — — 1,1-Dichloroethane <br /> >0.1 >0.1 Bromoform <br /> >0.3 >0.3 Chlorobenzene <br /> >0.3 >0.3 1,1,2,2-Tetrachloroethane <br /> +/- 15% +1- 15% If 80% of the analytes are less than +/- 15% RSD, then <br /> the average response factor from the curve is used for <br /> quantitation of all analytes. If more than 20% of the <br /> analytes are greater than +/- 15% RSD, a linear <br /> regression curve is used for quantitation of all analytes. <br /> Method specified BFB criteria must also be met. <br /> Continuing Calibration CCC(% Difference) +/-20% +/-20% <br /> Matrix Spike(Recovery) 79- 113% 60- 140% 1,1-Dichloroethene <br /> 74- 114 60- 140 Benzene <br /> 72- 112 60- 140 Trichloroethene <br /> 71 - 111 60- 140 Toluene <br /> 72- 112 60- 140 Chlorobenzene <br /> RIFS-QAPP-TBLC-4-REV6-04111:SRL Page 1 of 8 10/15/98 <br />