Laserfiche WebLink
1 <br /> SUPERIOR ANALYTICAL LABORATORIES, INC. <br /> 825 ARNOLD, STE. 114 - MARTIN EZ, CALIFORNIA 94553 - (415) 229-1512 DOHS #319 <br /> DOHS #220 <br /> C E R T I F I C' A T .E O F A N A L Y S I S <br /> LABORATORY NO. : 81171 DATE RECEIVED: 07/43/90 <br /> CLIENT: Alton Geoscience DATE REPORTED: 07/21 /90 <br /> CLIENT JOB NO. : 30-140 <br /> ANALYSIS FOR BENZENE, TOLUENE, ETHYL BENZENE 8 XYLENES <br /> by EPA SW-846 Methods 5030 and 8020 <br /> Concentration( ug/L) <br /> LAB Ethyl <br /> 4 Sample Identification Benzene Toluene Benzene Xylenes <br /> 1 MW-2W 0.4 1 . 3 0 . 5 15 <br /> 2 MW-4W 510 41 220 320 <br /> 3 MW-5W 140 9.4 130 300 <br /> 4 MW-6W 590 18 1100 750 <br /> 5 MW-7W ND<0 . 3 ND<0. 3 ND<0 . 3 ND<0. 3 <br /> 6 MW-8W 27 13 360 1000 <br /> 7 P_1W ND<0 . 3 ND<0. 3 1-. 3 0.6 <br /> 8 P-2W ND<0. 3 ND<0. 3 NO<0. 3 ND<0. 3 <br /> ug/L - parts per billion ( ppb) ; <br /> Method Detection Limit in Water: 0. 3 ug/L <br /> QAQC Summary : <br /> Daily Standard run at 20ug%L: RPD = < 15% <br /> MS/MSD Average Recovery = 101 %: Duplicate RPD = < 13% <br /> Ric rd Srna, Ph.D. <br /> Laboratory Manager <br /> OUTSTANDING QUALITY AND SERVICE <br />