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r � SonNAMR <br /> +mss S <br /> W or11 <br /> SEmeco <br /> A Cnming Cumpanc <br /> I Sample co <br /> ti See the attached Sample Description Information. <br /> The samples were received under chain-of-custody. <br /> II Analysis Request <br /> The following analytical tests were requested. <br /> Lab ID Anal sis Descrition <br /> - <br /> Halogenated Volatile Organics <br /> 061068-5,6 PCBs <br /> Oil and Grease <br /> -1 through 6 Total Petroleum Hydrocarbons (Gasoline) & BTEX <br /> -5,6 Cadmium, Chromium, Lead, Nickel , Zinc <br /> Hexavalent Chromium <br /> IIT 0uality Control <br /> A. 'roiect Specific C. No project specific QC (i.e., spikes and/or <br /> duplicates) was requested. <br /> V <br /> B. Method Blank Results. A method blank is a laboratory-generated <br /> sample which assesses the degree to which laboratory operations <br /> and procedures cause false-positive analytical results for your <br /> samples. <br /> No target parameters were detected in the method blanks associated <br /> v withouurMsamples at the <br /> hepreporting limit levels noted on the <br /> attached <br /> Repetitions of method blanks (with identical QC 1_ot No.$) have <br /> been reported but do not indicate unique determinations. <br /> C, Laborator Control Sam les - The LCS Pro ram <br /> Du iicate Control Samples. A DCS is a well <br /> matrix <br /> (blank water, sand or celapproximatelyroximatelyspiked <br /> 10% ofithecertain <br /> sample load <br /> parameters and analyzed at app <br /> order to establish method-specific control limits. The DCS <br /> results associated with your samples are on the attached Duplicate <br /> Control Sample Report. <br /> Sin le Control Sam les. An SCS consists riatecontrol <br /> the method being <br /> is spiked with surrogate compounds appropriate metals or <br /> used. In cases where no surrogate is available, (e.9• _ ___ <br /> conventional analyses) a single control sample identical to the <br /> ` DC5 serves as the control sample. An SCS is prepaarehefor <br /> each <br /> The . <br /> e lot. Accuracy is calculated identically <br /> sample attached <br /> p the <br /> samples es <br /> are <br /> on <br /> SCS results associated with ,,our p <br /> Single Control Sample Report. <br />