Laserfiche WebLink
Sequoia 680 Chesapeake Drive Redwood City,CA 94063 (650) 364-9600 FAX(650)364-9233 <br /> 404 N.Wig,,Lae Walnut Creek,CA 94598 (510) 988-9600 FAX(510)988-9673 <br /> Analytical n <br /> 819 Striker Avenue,Suite 8 Sacramento,CA 95834 (916) 921-9600 FAX(916)921-0100 <br /> _. <br /> Kleinfelder Client Project ID: 20-4054-01.E01 <br /> 2825 East Myrtle St. Matrix. Soil/Water <br /> Stockton, CA 95205 <br /> Attention: Tony Martin QC Sample Group 8020746-0757 Reported: Mar 16, 1998;;: <br /> ' QUALITY CONTROL DATA REPORT <br /> FANALYTE 1,4-Dichloro- N-Nitroso-Di- 1,2,4-Trichloro- 4-Chloro-3- <br /> Phenol 2-Chloro henol benzene N-propylamine benzene Meth I hen I <br /> ' Method: EPA 8270 EPA 8270 EPA 8270 EPA 8270 EPA 8270 EPA 8270 <br /> Analyst: B. Pitamah B.Pitamah B.Pitamah B. Pitamah B. Pitamah B.Pitamah <br /> Concentration <br /> Spiked: 3,300 Ng/kg 3,300 Ng/kg 3,300 Ng/kg 3,300,ug/kg 3,300 Ng/kg 3,300µg/kg <br /> ' LCS Batch#: SB0302BS SB0302BS SB0302BS SB0302BS SB0302BS SB0302BS <br /> Date Prepared: 03/02/98 03/02/98 03/02/98 03/02/98 03/02/98 03/02/98 <br /> Date Analyzed: 03/03/98 03/03/98 03/03/98 03/03/98 03/03/98 03/03/98 <br /> Instrument I.D.#: F4 F4 F4 F4 F4 F4 <br /> LCS % <br /> Recovery: 67 69 59 69 70 62 <br /> Control Limits: 26-90% 25-102% 28-104% 41-126% 38-107% 26-103% <br /> ' MS/MSD <br /> Batch #: 9802150-01 9802150-01 9802150-01 9802150-01 9802150-01 9802150-01 <br /> Date Prepared: 03/02/98 03/02/98 03/02/98 03/02/98 03/02/98 03/02/98 <br /> Date Analyzed: 03/03/98 03/03/98 03/03/98 03/03/98 03/03/98 03/03/98 <br /> Instrument I.D.#: F4 F4 F4 F4 F4 F4 <br /> Matrix Spike <br /> % Recovery: 66 66 44 68 62 65 <br /> Matrix Spike <br /> Duplicate % <br /> Recovery: 71 71 52 72 69 72 <br /> Relative% <br /> Difference: 6.2 6.2 18 6.1 11 9.8 <br /> ' Please Note: <br /> SEQU IA ANALYTI L The LCS is a control sample of known,interferent free matrix that is analyzed using the same reagents, <br /> J preparation and analytical methods employed for the samples. The LCS%recovery data is used for <br /> validation of sample batch results. Due to matrix effects,the QC limits for MS/MSD's are advisory only <br /> inda C. Schneider <br /> and are not used to accept or reject batch results. <br /> Project Manager/Sacramento Laboratory Page 1 of 2 <br /> 8020752.KLF <31> <br /> A <br />