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1 <br /> Sparger An . <br /> alyt�cal Laboratory Division <br /> OT6chnob9Y,C. Mobile Laboratory Division <br /> Scientific Division <br /> With Automation rn Mind <br /> ' 11Quality-Control <br /> A. Erglect S12rcifi QQ. No protect specific QC (i e , spikes and/or <br /> ' duplicates) was requested <br /> B. Blank . A method blank is a laboratory-generated <br /> ' sample which assesses the degree to which laboratory operations and <br /> procedures cause false-positive analytical results for your sample <br /> ' No target parameters were detected in the method blank associated with <br /> your sample at the reporting limit levels noted on the data sheets in the <br /> ' Analytical Results section <br /> C. Lagratory Controlpike. A Laboratory Control Spike (LCS) is a <br /> sample which is spiked with known analyte concentrations, and analyzed <br /> at approximately 10% of the sample load in order to establish method- <br /> specific control limits The LCS results associated with your samples are <br /> ' on the attached Laboratory Control Spike and Laboratory Control Spike <br /> Duplicate Analysis Report <br /> ' D. A Matrix Spike is a sample which is spiked with <br /> known analyte concentrations, and analyzed at approximately 10% of the <br /> t sample load in order to establish method-specific control limits The <br /> Matrix Spike results associated with your samples are on the attached <br /> Matrix Spike and Matrix Spike Duplicate Analysis Report <br /> ' Accuracy is measured by Percent Recovery as in <br /> ' % recovery = i <br /> (actual concentration) <br /> ' III Analysis Results <br /> ' Results are on the attached data sheets <br /> 1 <br /> ' 3050 Fite Circle Suite 112 a Sacramento Colifomio 95827 ® (996) 362-8947 a FAX(996) 362-0947 <br />