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ACZ Laboratories, Inc. <br />2773 Downhill Drive Steamboat Spdnps. CO 80487 !8001 334-5493 <br />Batch A distinct set of samples analyzed a[ a specfic time <br />Found Value o(the OC Type of interest <br />Limit Upper limit for RPD, in %. <br />Lower Lower Recovery Limit, in % (except for LCSS, mg/Kg) <br />MDL Method Detection Limit. Same as Minimum Reporting Limit. Allows for instrument and annual fluctuations. <br />PCN/SCN A number assigned to reagents/standards to trace to the manufaclurefs certifcate of analysis <br />POL Pracical Ouanlilation Limit, typically S limes the MDL. <br />QC True Value of the Control Sample or the amount added to the Spike <br />Rec Amount of the tme value or spike added recovered, in % (except for LCSS, mg/Kg) <br />RPD Relative Percent DiBerence, calculation used for Duplicate CC Types <br />Upper Upper Recovery Limit, in % (except for LCSS, mg/Kg) <br />Sample Value of the Sample of interest <br />AS Analytical Spike (Post Digestion) LCSWD Laboatory Control Sample -Water Duplicate <br />ASD Analytical Spike (Post Digestion) Duplicate LFB Laboratory Fortifetl Blank <br />CCB Continuing Calibration Blank LFM Laboratory Fortified Matrix <br />CCV Continuing Calivation Verification sfandartl LFMD Laboretory Fortifed Matrix Duplirate <br />DUP Sample Duplicate LRB Laboratory Reagent Blank <br />ICB Initial Calibration Blank MS Matrix Spike <br />ICV Initial Calibration Verification standard MSD Matrix Spike Duplicate <br />ICSAB Interclement Corteution Standard - A plus B solutions PBS Prep Blank -Soil <br />LCSS Laboratory Control Sample -Soil PBW Prep Blank -Water <br />LCSSD Laboratory Control Sample -Soil Duplicate PDV Practical Ouantitation Verifcetion standard <br />LCSW Laboratory Control Sample -Water SDL Serial Dilution <br />Blanks Verifies that there is no or minimal contamination in the prep method or calibration procedure. <br />Control Samples Verifies the accuracy of the method, including th e prep procetlure. <br />Duplicates Verifies the precision of the instrument and/or m ethod. <br />Spikes/FOrtified Matrix Determines sample matrix interferences, i(any. <br />Standard Verifies the validity of [he calibration. <br />B Analyle concentmtion detected at a value between MDL antl POL. <br />H Analysis exceedetl method holtl time. pH is a field test with an immediate hold time. <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 tOx the MDL. <br />U Analyle was analyzed for but not detected at the indicated MDL <br />V High blank data acceptetl because sample cencentration is 10 times higher than blank concentration <br />W Poor rewvery for Silver quality control is accepted because Silver often precipitates with Chloride. <br />X Duality control sample is out of control. <br />Z Poor spike rewvery is accepted because sample concentration is four limes greater than spike concentration. <br />(1) EPA 60014-83-020, Methods for Chemical Analysis of Water antl 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-94-111, Metllotls for the Determination of Metals in Environmental Samples -Supplement I, May 1994. <br />(5) EPA SW-846. Test Methods for Evaluating Solitl Waste, Third Edition with Uptlate III, December 1996. <br />(6) Standard Memotls (or the Examination of Water and Wastewater, 19th edition, 1995. <br />(1) OC results calculated from raw data. Results may vary slightly if the rounded values are used in the calculations. <br />(2) Soil, Sludge, and Plan[ matrices for Inorganic analyses are reported on a dry weight basis. <br />(3) Animal matrices for Inorganic analyses are reportetl on an "as received" basis. <br />REPIN03.11.00.01 <br />L48474: Page 5 of 7 <br />