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/'7i1dZ Laboratories, Inc. <br />2773 Downhill Dnve Steamboat Sohnas. CO 80487 !8001 3345493 <br />Batch A distinct set of samples analyzed at a specific time <br />Found Value of the OC Type of interest <br />Limit Upper limit for RPD, in %. <br />Lower Lower Recovery Limit, in % (except for LCSS, mgMg) - <br />MOL Method Detection Limit. Same as Minimum Reporting Limit. Allows for instrument and annual fluctuations. <br />PCN/SCN A numher assigned to reagenLS/standards [o trace to the manufacturers certificate of analysis <br />PqL Practical Quantization Limit, typically 5 times the MDL. <br />OC True Value of the Control Sample or the amount added to the Spike <br />Rec Amount of the Vue value or spike added rewvered, in % (except for LCSS, mgMg) <br />RPD Relative Percent Difference, calculation used for Duplicate DC Types <br />Upper Upper Recovery Limit, in % (except for LCSS, mg/Kg) <br />Sample Value of [he Sample of interest - <br />AS Analytical Spike (Past Digestion) LCSWD Laboratory Control Sample -Water Duplicate <br />ASD Analytical Spike (Post Digesfion) Duplicate LFB Laboratory Fortified Blank <br />CCB Continuing Calibration Blank LFM Laboratory Fortifed Matrix <br />CCV Continuing Calivation Verbcation standard LFMD Laboratory Fortifed Matrix Duplicate <br />DUP Sample Duplicate LRB Laboatory Reagent Blank <br />ICB Initial Calibation Blank MS Matrix Spike <br />ICV Initial Calibration Verifcation standard MSD Matrix Spike Duplicate <br />ICSAB Inter-element Correction Standard - A plus B solutions PBS Prep Blank -Soil <br />LCSS Laboretory Control Sample -Soil PBW Prep Blank -Water <br />LCSSD Laboratory Control Sample -Soil Duplicate PqV Practical Quantization Verification standard <br />LCSW Laboratory Control Sample-Water SDL Serial Dilution <br />Blanks Verifies [hat there is no or minimal contamination in the prep method or calibration procedure. <br />Control Samples Verities the accuracy of the method, including th e prep procedure. <br />Duplicates Vedfes the precision of the instrument and/or m ethod. <br />SpikeslFOrt ifed Matrix Determines sample matrix interferences, if any. <br />Standard Verdes the validity of the calibration. <br />B Analyze concenVation detected at a value between MDL and PqL. <br />H Analysis exceeded method hold lime. pH is a Tield lest with an immediate hold lime. <br />R Poor spike recovery accepted because the other spike in the set fell within the given limits. <br />T High Relative Percent Difference (RPD) accepted because sample concentrations are less than 10x the MDL. <br />U Analy[e was analyzed for but not detected at the indicated MDL <br />V High blank data accepted because sample concentmtion is 10 Gmes higher than blank concentration <br />W Poor recovery for Silver quality control is accepted because Silver often precipitates with Chloride. <br />X Quality control sample is out of control. <br />Z Poor spike recovery is accepted hecause sample concentration is four times greater than spike concentration. <br />(1) EPA 600/4-83-020. Methods for Chemical Analysis of Wafer and Wastes, March 1983. <br />(2) EPA 600/R-93-100. Methods for the Determination of Inorganic Substances in Environmental Samples, August 1993. <br />(3) EPA 600/R-94-11 t. Methods for the Determination of Metals in Environmental Samples -Supplement I, May 1994. <br />(5) EPA SW-846. Test Methods for Evaluating Solid Waste, Third Edition with Update III, December 1996. <br />(6) Standard Methods for the Examination of Water and Wastewater, 19th edition, 1995. <br />(1) QC results calculated from raw data. Results may vary slightly if the rounded values are used in the calculations. <br />(2) Soil, Sludge, and Plant matrices for Inorganic analyses are reported on a dry weight basis. <br />(3) Animal matrices for Inorganic analyses are reported on an "as received" basis. <br />REPIN03.17.00.01 <br />L56030: Page I1 of 19 <br />