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 (510) 686-9600 FAX(510) 686 9689 <br /> Analytical 819 StnkerAvenue Suite 8 Sacramento CA 95834 (916) 921-9600 FAX (916) 921 0100 <br /> Mittelhauser Corporation r V AnM Client Project ID 2168 01-001, Unocal/Tracy <br /> 7901 Stoneridge Drive, Suite 123 Matrix Uquld <br /> ' Pleasanton, CA <br /> r r k .8 <br /> ;Attention R Marks/8 <br /> r P,.a. pG+ie�r Wo`nr`k Order <br /> rder# .r, 950n2243`h-."09 Reported. Feb 9,,...r,.v.1995v <br /> a <br /> rw .I <br /> ' QUALITY CONTROL DATA REPORT <br /> Analyte: 2,4-Dindro- Pentachloro- Pyrene <br /> toluene phenol <br /> QC Batch#' MS0202958270EXA MS0202958270EXA MS0202958270EXA <br /> Analy. Method: EPA 8270 EPA 8270 EPA 8270 <br /> Prep. Method: EPA3510 EPA3510 EPA 3510 <br /> ' Analyst: L.Ouong L.Duong r L.Duong <br /> MS/MSD #: 950112003 950112003 950112003 <br /> Sample Conc.: N D N D N D <br /> Prepared Date: 2/2/95 2/2/95 2/2/95 <br /> Analyzed Date: 2/2/95 2/2/95 2/2/95 <br /> Instrument i D.#' F4 F4 F4 <br /> Cone Spiked: 200 ug/L 200ug/L 20oug/L <br /> Result: 7a 90 130 <br /> MS % Recovery: 37 45 65 <br /> Dup Result: 66 91 150 <br /> MSD % Recov.: 33 46 75 <br /> ' RPD: 10 1 1 14 <br /> RPD Umd: 0-50 Oso 0.50 <br /> nr.n ,r.,,r>.M..;h,r. .y, �a „„�,�<....,,..,rra ct nYr r....�c,.'n,..w., rn..rn.svcc r,.s^n• .v....oh...`,..,. ..4 r`e,^^vfwo���A'a .Y r.., ,r. i, t,r`n,r�3""r <br /> fix} .`.G�rnmm'xUK}.vk.]vhr.T.F x'JL6P"�`hr.3w. <br /> LCS #: BLK020295 BLK020295 BLK020295 <br /> ' Prepared Date: 2/2/95 2/2/95 2/2/95 <br /> Analyzed Date: 2/3/95 2/3/95 2/3/95 <br /> instrument I D.#' H5 F4 F4 <br /> Conc Spiked: 200 ug/L 200 ug/L 200,wg/L <br /> LCS Result: 185 174 191 <br /> LCS % Recov.: 93 87 96 <br /> MS/KW <br /> LCS 39-139 14-176 52-115 <br /> Control L1mltS <br /> ' Please Note <br /> The LCS is a control sample of known,Interferent-free matrix that is analyzed using the same reagents, <br /> SEQUOIA ANALYTICAL preparation,and analytical methods employed for the samples The matrix spike is an aliquot of sample <br /> l fortified with known quanbtles of specific compounds and subjected to the entire analytical procedure If <br /> i �(I/r�[ the recovery of analytes from the matrix spike does not fall within specified control limits due to matrix <br /> I/ 11({`-1[/ interference,the LCS recovery is to be used to validate the batch <br /> Vickie Tague lark *"MS.=Matrix Spike,MSD=MS Duplicate,RPD=Relative%Difference <br /> Project Manager Page 3of3 9502243 MMM <13> <br />