Laserfiche WebLink
SEQUOIA ANALYTICAL <br /> 680 Chesapeake Drive • Redwood City,CA 94063 <br /> (415) 364-9600 FAX(415) 364-9233 <br /> ... <br /> Waterwork Client Project ID: City of Stockton, Banner Island <br /> 1710 Main Street <br /> Escalon, CA 95320 <br /> Attention: Bill Channell OC Sample Group: - Reported: Nov 22, 1989 <br /> QUALITY CONTROL DATA REPORT <br /> ANALYTE Copper Mermry Silver Thallium Zinc <br /> Method: EPA 6010 EPA 6010 EPA 6010 EPA 6010 EPA 6010 <br /> Analyst: S. Foster S. Foster S. Foster S. Foster S. Foster <br /> Reporting Units: mg/kg mg/kg mg/kg mg/kg mg/kg <br /> bate Analyzed: Nov 20, 1989 rive 14, 1999 Nov 20, 19W Nov 20, 1989 Nov 20. 1989 <br /> CC Sample *: 911-0656 9104098 9110656 9110656 9110656 <br /> Sample Conc: 0.41 N.D. N.D. N.D. 0.78 <br /> Spike Conc. <br /> Added: 10.0 10 10 10 10 <br /> Conc. Matrix <br /> Spike: 10.35 11 6.97 8.55 10.58 <br /> Matrix Spike <br /> %Recovery: 99.4 110 69.7 85.5 98.0 <br /> Conc. Matrix <br /> Spike Dup.: 10.62 10 6.89 8.97 10.51 <br /> Matrix Spike <br /> Duplicate <br /> %Recovery: 102.1 100 68.9 89.7 97.3 <br /> Relative <br /> %Difference: 2.7 9.5 1.1 4.8 0.7 <br /> SEQUOIA ANALYTIC L %Recovery: Conc.of M.S.•Conc.of Sample x 100 <br /> Spoke Conc.AOded <br /> Relarive%Difference: Conc.of M.S..Conc.of M.S.D. x 100 <br /> toA- B)orkman Zonc.of M.S. + Conc.of M.S.D.1 /2 <br /> Manager 9110&%.WAT :4 <br />