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pINacr <br /> C 0 R P 0 R A T E 0 REPORT OF LABORATORY ANALYSIS <br /> THE ASSURANCE OF OUAtITY <br /> Mr. Rodney Hunter QUALITY CONTROL DATA October 29, 1992 <br /> Page 6 PACE Project Number: 421022502 <br /> Client Reference: Area "A" Lustre-Cal Lodi <br /> a <br /> Arsenic (EPA Method 7060, Furnace AAS) <br /> Batch: 70 16506 <br /> Samples: 70 0230772, 70 0230780, 70 0230799, :70 0230802 <br /> METHOD BLANK: <br /> Method <br /> Parameter Units MDL Blank <br /> Arsenic (EPA Method 7060, Furnace AAS) mg/Vg- wet 5 ND <br /> Selenium (EPA Method 7740, Furnace AAS) mg/kg wet 5 ND <br /> LABORATORY CONTROL SAMPLE AND CONTROL SAMPLE DUPLICATE: <br /> Reference Dupl <br /> Parameter Units MDL Value Recv Recv RPD <br /> Arsenic (EPA Method 7060, Furnace AAS) mgmg g wet 5 50.0 69% 69% 0% <br /> Selenium (EPA Method 7740, Furnace AAS) mg/kg wet 5 50.0 84% 89% 5% <br /> I <br /> 11 Digital Drive Offices Serving: Minneapolis,Minnesota Charlotte,North Carolina An Equal Opportunity Employer <br /> Novato, CA 94949 Tampa,Florida Asheville,North Carolina <br /> TEL:415.883.6100 - Iowa City,Iowa New York,New York <br /> FAX:415 883 2673 San Francisco,California Pittsburgh,Pennsylvania <br /> Kansas City,Missouri Denver,Colorado <br /> Los Angeles,California <br />