Laserfiche WebLink
t <br /> Sequoia 680 Chesapeake Drive Redwood City CA 94063 (650) 364-9600 FAX(650)364-9233 <br /> 404 N Wlget lane Walnut Creek,CA 94598 (925)988-9600 FAX(925)988-9673 <br /> Analytical 819 Striker Avenue Suite 8 Sacramento CA 95834 (916)921-9600 FAX(916)921-0100 <br /> 1455 McDowell Blvd North Ste D Petaluma,CA 94954 (707)79Z-1865 FAX(707)792-0342 <br /> Ie�-I yari- <br /> Dublin <br /> "" "Cj exit F�roject l� Unocal SS#0187, Stockton <br /> 4 6747 Sierra Court, Suite J Matra Liquid <br /> Dublin, CA 94568 v$ <br /> }Attention Deanna Harding QC Sample Group 9020651-668 Reported Feb 16, 1999 <br /> F\riWn v. n k A }�.}ak t i n v. ♦ . as wv . 0-r v r . v titi a <br /> l�n• V}Jv 4 4 ^ • v n Yn .. • a YYJ a 4M,lin n m v r*{; <br /> QUALITY CONTROL DATA REPORT <br /> ANALYTE Specific Total Dissolved Hardness Chloride Dissolved Organic <br /> Conductance Solids as CaCO3 <br /> Carbon <br /> Method EPA 120 1 EPA 1601 EPA 130 2 EPA 300 0 EPA 415 1 <br /> Analyst K Anderson K Anderson F Allotey K Anderson <br /> MS/MSD <br /> Batch# 9020661 9020606 9020606 9020659 9020129 <br /> Date Prepared. 2/5/99 2/8/99 2/9/99 2/7/99 2/10/99 <br /> Date Analyzed 2/5/99 2/9/99 2/9/99 2/7/99 2/10/99 <br /> Instrument LD # Manual Manual Manual INIC-1 <br /> Cane Spiked 1400 umhos/cm 1000 mg/L 1000 mg/L 200 mg/L 100 mg/L <br /> Matrix Spike <br /> % Recovery 100 90 99 100 103 <br /> OMatrix Spike <br /> Duplicate % <br /> Recovery 100 90 99 100 105 <br /> Relative % <br /> Difference: 00 00 00 00 19 <br /> LCS Batch# LCS020599 LCS020899 LCS020999 LCS0207998 LCS021099 <br /> Date Prepared 11/23/98 2/8/99 2/9/99 2/8/99 2/10/99 <br /> Date Analyzed 2/5/99 2/9/99 2/9/99 2/7/99 2/10/99 <br /> Instrument I D #• Manual Manual Manual INIC-1 <br /> LCS °fin <br /> Recovery 100 98 99 100 109 <br /> ° Recovery <br /> Control Limits- 80-120 80-120 80-120 80-120 80.120 <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, #1271 preparation,and analytical methods employed for the samples The matrix spike is an aliquot of sample <br /> 'AA4 <br /> &#1624 fortified with known quantities of specific compounds and subjected to the entire analytical procedure If <br /> WLv the recovery of analytes from the matrix spike does not fall within specified control limits due to matrix <br /> ulianne Fegley <br /> Interference,the LCS recovery Is to be used to validate the batch <br /> Project Manager <br /> 9020651 GET <27> <br />