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{"Yw s33k'+&-9. �6:`:..•s�-.- — = '..-�. .-��ye s�-u�-sm _ .amu <br /> it <br /> r <br /> I N t 0 R P 9 9 ATE o REPORT OF LABORATORY ANALYSIS _ <br /> r tHE sssuaaxct or nuAtrrs <br /> 4s. Jacqueline Doub QUALITY CONTROL DATA October 31, 199I <br /> I Page 5 PACE Project Number: 411018509 <br /> Client Reference: Exxon 7-0137 <br /> Lead (EPA Method 7421, Graphite Furnace) <br /> Batch: 70 07233 <br /> 7-7 Samples: 70 0104823, 70 0I04831, 70 0104840 <br /> METHOD BLANK AND SAMPLE DUPLICATE: <br /> Duplicate <br /> Method of 1 <br /> Parameter` Units MDL Blank 70 0106648'70 0106648 RPR i <br /> Le�� Method 7421, Graphite Furnace mg 0.003 Na <br /> O.O�T 0.006 5� ? � <br /> SPIKE AND SPIKE DUPLICATE: <br /> Spike <br /> Spike Dupi <br /> Parameter Units MDL 70 0106648 Spike Recv Recv RPD t <br /> Lead Method 7421, Graphite Furnace mg/L . 0.003 0.007 O.D20 --9-7%- 86% 12� <br /> f . ABORATORY-CONTROL SAMPLE: <br /> Reference i <br /> i J Parameter. Units MDL Value Recv ._ <br /> ead ( Method 7421, Graphite Furnace mg/L 0.003 0.020 105 <br /> MDL Method Detection Limit I <br /> RPD ' Relative. Percent Difference <br /> 1 <br /> 11 0ipilal!Into Him Sarrmp Mhuspa s.Mimraaata Challottt Flarh Carotru An Egwi 9AAanunity ErnAloyar <br /> Nagata.CA 84849 TX44.Florida. Ashudia,North Carolioa i <br /> TE4 415.06:1.9180 Iowa City Iowa Naw yank.Now fart : <br /> f FAX:415.888.207 Sm FranarscoCalifornia Pittshtrrgh,Pmnsylrnis <br /> 1! ; Kansas City, issom s <br /> fln—M- 1 <br /> M Hamm Caorado <br /> Los Anadat Callornm <br /> t„' "J <br />