3600 SMITH AVE 2025-08-19 - Laserfiche WebLink

ALS Enuironme ntal CERTIFICATE OF ANALYSIS CLIENT: GeoEngineers, Inc. DATE: 4/14/2021 1101 Fawcett Ave. S., Suite 200 ALS SDG#: EV21040032 Tacoma, WA 98402 WDOE ACCREDITATION: C601 CLIENT CONTACT: Jacob Letts CLIENT PROJECT: Smith St. Mill LABORATORY CONTROL SAMPLE RESULTS SPIKE LIMITS ANALYSIS ANALYSIS BY SPIKED COMPOUND METHOD %REC RPD QUAL ADDED RESULT MIN MAX RPD DATE Bromodichloromethane-BSD SW8260D 92.5 1 10.0 9.25 50 150 25 04/08/21 DLC trans-1,3-Dichloropropene-BS SW8260D 92.1 10.0 9.21 50 150 04/08/21 DLC trans-1,3-Dichloropropene-BSD SW8260D 91.8 0 10.0 9.18 50 150 25 04/08/21 DLC 4-Methyl-2-pentanone(Methyl isobutyl SW8260D 88.3 10.0 8.83 50 150 04/08/21 DLC ketone)(MIBK)-BS 4-Methyl-2-pentanone(Methyl isobutyl SW8260D 84.5 4 10.0 8.45 50 150 25 04/08/21 DLC ketone)(MIBK)-BSD Toluene-BS SW8260D 92.4 10.0 9.24 71.7 139 04/08/21 DLC Toluene-BSD SW8260D 91.8 1 10.0 9.18 71.7 139 20.5 04/08/21 DLC cis-1,3-Dichloropropene-BS SW8260D 91.4 10.0 9.14 50 150 04/08/21 DLC cis-1,3-Dichloropropene-BSD SW8260D 92.3 1 10.0 9.23 50 150 25 04/08/21 DLC 1,1,2-Trichloroethane-BS SW8260D 94.6 10.0 9.46 50 150 04/08/21 DLC 1,1,2-Trichloroethane-BSD SW8260D 92.7 2 10.0 9.27 50 150 25 04/08/21 DLC 2-Hexanone-BS SW8260D 91.0 10.0 9.10 50 150 04/08/21 DLC 2-Hexanone-BSD SW8260D 93.4 3 10.0 9.34 50 150 25 04/08/21 DLC 1,3-Dichloropro pane-BS SW8260D 98.5 10.0 9.85 50 150 04/08/21 DLC 1,3-Dichloropro pane-BSD SW8260D 97.9 1 10.0 9.79 50 150 25 04/08/21 DLC Tetrachloroethene-BS SW8260D 98.8 10.0 9.88 50 150 04/08/21 DLC Tetrachloroethene-BSD SW8260D 101 3 10.0 10.1 50 150 25 04/08/21 DLC Dibromochloromethane-BS SW8260D 93.7 10.0 9.37 50 150 04/08/21 DLC Dibromochloromethane-BSD SW8260D 91.5 2 10.0 9.15 50 150 25 04/08/21 DLC 1,2-Dibromoethane(Ethylene SW8260D 94.1 10.0 9.41 50 150 04/08/21 DLC Dibromide)-BS 1,2-Dibromoethane(Ethylene SW8260D 92.8 1 10.0 9.28 50 150 25 04/08/21 DLC Dibromide)-BSD Chlorobenzene-BS SW8260D 92.0 10.0 9.20 73 131 04/08/21 DLC Chlorobenzene-BSD SW8260D 93.0 1 10.0 9.30 73 131 20.5 04/08/21 DLC 1,1,1,2-Tetrachloroethane-BS SW8260D 97.9 10.0 9.79 50 150 04/08/21 DLC 1,1,1,2-Tetrachloroethane-BSD SW8260D 97.7 0 10.0 9.77 50 150 25 04/08/21 DLC Ethylbenzene-BS SW8260D 93.8 10.0 9.38 50 150 04/08/21 DLC Ethylbenzene-BSD SW8260D 92.9 1 10.0 9.29 50 150 25 04/08/21 DLC m&p-Xylenes-BS SW8260D 90.6 20.0 18.1 50 150 04/08/21 DLC m&p-Xylenes-BSD SW8260D 88.4 2 20.0 17.7 50 150 25 04/08/21 DLC Styrene-BS SW8260D 101 10.0 10.1 50 150 04/08/21 DLC Styrene-BSD SW8260D 100 1 10.0 10.0 50 150 25 04/08/21 DLC o-Xylene-BS SW8260D 98.7 10.0 9.87 50 150 04/08/21 DLC o-Xylene-BSD SW8260D 96.7 2 10.0 9.67 50 150 25 04/08/21 DLC Bromoform-BS SW8260D 91.6 10.0 9.16 50 150 04/08/21 DLC Bromoform-BSD SW8260D 88.1 4 10.0 8.81 50 150 25 04/08/21 DLC Isopropyl benzene-BS SW8260D 99.2 10.0 9.92 50 150 04/08/21 DLC Isopropyl benzene-BSD SW8260D 99.1 0 10.0 9.91 50 150 25 04/08/21 DLC 1,1,2,2-Tetrachloroethane-BS SW8260D 85.2 10.0 8.52 50 150 04/08/21 DLC Page 22 ADDRESS 8620 Holly Drive,Suite 100, Everett,WA 98208 PHONE 425-356-2600 425-356-2626 ALS Group USA,Corp dba ALS Environmental www.aisgiobal.com RIGHT SU1-UTIOf15 � t I-F t t rlEF