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<br />INORGANIC DATA QUALITY ASSURANCE REVIEW <br />FORM 3 - BLANKS <br />The initial and continuing calibration blanks (ICB and CCf3, <br />respectively) met contract requirement a. <br />Yee X No <br />Comments: None <br />The continuing calibration blanks were run at 108 frequency. <br />Yee X No _ <br />Comments: None <br />A laboratory/preparation blank was run at the frequency of one per <br />twenty samples, or per sample delivery group (whichever is more ' <br />frequent), and for each matrix analyzed. <br />Yee X No <br />Comments: None <br />All analyzed blanks were free of contamination. <br />Yee No X <br />Comments: The following table lists the blanks with <br />contamination, elements present, affected samples, and date <br />qualifiers: <br />TTPE OF BLAY% SAMPLE <br />M11TR 1% ELEMENTS PRESEYT; <br />CONCENTRATION SAIPLES AFFECTED - 11ATA OINILIFIERS <br />Prep Blank Veter ~ Arsenic; 2.81 ug/L MXCR71, MXCR72, MX[RT.~, NNCR 76, MXCR 77 <br />• UJ <br />CCB2 Vater Arsenic; 3.59 ug/l MNCR71, MXCR72, NXCRB, XHLR 76, NXLR77 <br />- UJ <br />CC83 Vater Arsenie; 2.~9 ug/L MXCR75, MXCR76, iXCR77 UJ <br />Prep Blank Va[er Leatl; 1.56 ug/L MXCR71, MXCR72, NNCR r3, MHCR75 UJ <br />Prep Blank Vater Thallium; 6.88 ug/L MXCR71, MXCR72, MHCR75, NNCR 76, MXCR77 <br />• UJ <br />Prep Blank Veter Zinc; 1.33 ug/L MNCR71, MXCR72, MXCR 73, XNLR 75, MXCR76 <br />• UJ <br />CCB1 Soil Arsenic; -3.15 ug/L MX8545, MNCR78, MHCR79, XHCR80 - J <br />CCB3 Soil Arsenic; -2.32 ug/L NXCR82'• J <br />6 <br />4 <br />