Laserfiche WebLink
' + Sequoia 680 Chesapeake Drive Redwood City CA 94063 (415) 364 9600 FAX (415) 364 9233 <br /> 1900 Bates Avenue Suite L Concord CA 94520 I <br /> Analytical (5 6) 686 9600 FAX(530)681 9689 <br /> 819 5tnker Avenue Suite 8 Sacramento CA 95834 (916) 921 9600 FAX (9[6) 921 0100 <br />' RESNA Client Project ID F7132 94 Bulk$top 132 y M1 Y s <br /> 42541 Aibrae Street Matra Liquid <br />' Fremont, CA 94538 <br /> Attention Rich Garlow QC Sample Group 4FDO501-06 Reported Jul 5, 1994 <br /> QUALITY CONTROL DATA REPORT <br /> ANALYTE Benzene Toluene Ethyl Xylenes <br /> Benzene <br /> Method EPA 8020 EPA 8020 EPA 8020 EPA 8020 <br />' Analyst. J Minkel J Minkel J Minkel J Minkel <br /> MS/MSD <br />' Batch#. 4FC7401 4FC7401 4FC7401 4FC7401 <br /> Date Prepared N/A N/A N/A N/A <br /> Date Analyzed: 6/27/94 x/27/94 6/27/94 6/27/94 <br />' Instrument I D #- GCHP-17 GCHP-17 GCHP-17 GCHP-17 <br /> Conc Spiked. 10irg/L 10pg/L 10jtg/L 30/ig/L <br /> Matrix Spike <br /> % Recovery 100 100 110 110 <br /> Matrix Spike <br />' Duplicate% <br /> Recovery: 96 93 92 93 <br /> Relative% <br />' Difference- 41 73 18 17 <br /> LCS Batch#- <br />' Date Prepared: <br /> Date Anaiyzed- <br /> Instrument I D.# <br />' LCS % <br /> Recovery• <br />' % Recovery <br /> Control Limits 71-133 72-128 72-130 71-120 <br />' Please Note <br /> The LCS is a control sample of known,interferent free matrix that is analyzed using the same reagents, <br /> EGUOIA ANALYTICAL preparation,and analytical methods employed for the samples The matrix spike is an aliquot of sample <br /> n _ n fortified with known quantities of specific compounds and subjected to the entire analytical procedure If <br /> the recovery of analytes from the matrix spike does not fall within specified control limits due to matrix <br /> interference,the LCS recovery is to be used to validate the batch <br /> Vickie Tague Clark <br /> Project Manager 4FDO501 RES <2> <br />