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GEL Laboratories LLC Form GEL -DER FEB G 9 2017 ENVIRONMENTAL HEALTH DER Report No.: 1068694 Revision No.: 1 DATA EXCEPTION REPOKTNT Mo, Day Yr. 11 -APR -12 Division: Quality Criteria: Type: Industrial Specifications Process Instrument Type: Test / Method: Matrix Type: Client Code: ICP SW846 305013/601 OB Solid LLNL Sample Numbers: Batch ID: 1200535 See Below Potentially C entially affected work order(s)(SDG):298504� �_ IVE Application Issues: " Failed Recovery for MS/PS Failed RPD for MS/MSD, or PS/PSD FEB 0 9 2017 Failed Recovery for MSD/PSD Specification and Requirements DER Disposition: ENVIRONMENTAL HEALT Exception Description: 1. Failed Recovery for MS/PS: 1. The matrix spike recovery failed outside o F1L `cW I'li Pbr t allium, zinc, lead and antimony due to possible matrix interferences and/or non - QC 1202627981 MS homogeneity. Per GEL's accredited methods and SOPS, a corrective action is not required and the data is qualified and reported. 2. Failed RPD for MS/MSD, or PS/PSD: 2. The matrix spike and matrix spike duplicate %RPD failed outside of the QC 1202627982MSD control limits for thallium due to possible matrix interferences and/or sample non -homogeneity. Per GEL's accredited methods and SOPs, a 3. Failed Recovery for MSD/PSD: corrective action is not required and the data is qualified and reported. QC 1202627982MSD 3. The matrix spike recovery failed outside of the control limits for antimony, copper, lead and zinc due to possible matrix interferences and/or non -homogeneity. Per GEL's accredited methods and SOPs, a corrective action is not required and the data is qualified and reported. I Originator's Name: Jerry Wigfall 11 -APR -12 Page 25 of 39 Data Validator/Group Leader: Helen Camello 12 -APR -12