3600 SMITH AVE 2025-08-19 - Laserfiche WebLink

ALS Enuironmenta1 CERTIFICATE OF ANALYSIS CLIENT: GeoEngineers, Inc. DATE: 1/25/2021 1101 Fawcett Ave. S., Suite 200 ALS SDG#: EV21010084 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 trans-1,3-Dichloropropene-BS SW8260D 117 10.0 11.7 50 150 01/14/21 DLC trans-1,3-Dichloropropene-BSD SW8260D 113 4 10.0 11.3 50 150 25 01/14/21 DLC 4-Methyl-2-pentanone(Methyl isobutyl SW8260D 107 10.0 10.7 50 150 01/14/21 DLC ketone)(MIBK)-BS 4-Methyl-2-pentanone(Methyl isobutyl SW8260D 104 3 10.0 10.4 50 150 25 01/14/21 DLC ketone)(MIBK)-BSD Toluene-BS SW8260D 109 10.0 10.9 71.7 139 01/14/21 DLC Toluene-BSD SW8260D 104 5 10.0 10.4 71.7 139 20.5 01/14/21 DLC cis-1,3-Dichloropropene-BS SW8260D 108 10.0 10.8 50 150 01/14/21 DLC cis-1,3-Dichloropropene-BSD SW8260D 102 5 10.0 10.2 50 150 25 01/14/21 DLC 1,1,2-Trichloroethane-BS SW8260D 107 10.0 10.7 50 150 01/14/21 DLC 1,1,2-Trichloroethane-BSD SW8260D 103 3 10.0 10.3 50 150 25 01/14/21 DLC 2-Hexanone-BS SW8260D 108 10.0 10.8 50 150 01/14/21 DLC 2-Hexanone-BSD SW8260D 111 2 10.0 11.1 50 150 25 01/14/21 DLC 1,3-Dichloropropane-BS SW8260D 107 10.0 10.7 50 150 01/14/21 DLC 1,3-Dichloropropane-BSD SW8260D 104 3 10.0 10.4 50 150 25 01/14/21 DLC Tetrachloroethene-BS SW8260D 92.6 10.0 9.26 50 150 01/14/21 DLC Tetrachloroethene-BSD SW8260D 102 9 10.0 10.2 50 150 25 01/14/21 DLC Dibromochloromethane-BS SW8260D 116 10.0 11.6 50 150 01/14/21 DLC Dibromochloromethane-BSD SW8260D 112 4 10.0 11.2 50 150 25 01/14/21 DLC 1,2-Dibromoethane(Ethylene SW8260D 107 10.0 10.7 50 150 01/14/21 DLC Dibromide)-BS 1,2-Dibromoethane(Ethylene SW8260D 103 3 10.0 10.3 50 150 25 01/14/21 DLC Dibromide)-BSD Chlorobenzene-BS SW8260D 110 10.0 11.0 73 131 01/14/21 DLC Chlorobenzene-BSD SW8260D 107 3 10.0 10.7 73 131 20.5 01/14/21 DLC 1,1,1,2-Tetrachloroethane-BS SW8260D 110 10.0 11.0 50 150 01/14/21 DLC 1,1,1,2-Tetrachloroethane-BSD SW8260D 106 3 10.0 10.6 50 150 25 01/14/21 DLC Ethylbenzene-BS SW8260D 110 10.0 11.0 50 150 01/14/21 DLC Ethylbenzene-BSD SW8260D 106 3 10.0 10.6 50 150 25 01/14/21 DLC m&p-Xylenes-BS SW8260D 113 20.0 22.7 50 150 01/14/21 DLC m&p-Xylenes-BSD SW8260D 110 3 20.0 21.9 50 150 25 01/14/21 DLC Styrene-BS SW8260D 116 10.0 11.6 50 150 01/14/21 DLC Styrene-BSD SW8260D 114 2 10.0 11.4 50 150 25 01/14/21 DLC o-Xylene-BS SW8260D 113 10.0 11.3 50 150 01/14/21 DLC o-Xylene-BSD SW8260D 110 3 10.0 11.0 50 150 25 01/14/21 DLC Bromoform-BS SW8260D 119 10.0 11.9 50 150 01/14/21 DLC Bromoform-BSD SW8260D 116 3 10.0 11.6 50 150 25 01/14/21 DLC Isopropyl benzene-BS SW8260D 115 10.0 11.5 50 150 01/14/21 DLC Isopropyl benzene-BSD SW8260D 111 3 10.0 11.1 50 150 25 01/14/21 DLC 1,1,2,2-Tetrachloroethane-BS SW8260D 121 10.0 12.1 50 150 01/14/21 DLC 1,1,2,2-Tetrachloroethane-BSD SW8260D 117 3 10.0 11.7 50 150 25 01/14/21 DLC Page 25 ADDRESS 8620 Holly Drive, Suite 100, Everett,WA 9820 PHONE 425-356-2600 425-356-2626 ALS Group USA,Corp dba ALS Environmental www.aisgiobal.com RIGHT SO1-UTIOf15 -11-. I� i_��