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A <br />Analysis Information <br />Quality Control Sample <br />Batch Report <br />Workorder: 1604403 <br />Limits: Historical/Performance Preparation: NA Analysis: NIOSH 7903 <br />Basis: ALS Laboratory Group Batch: NA Batch: IIC/3563 (HBN: 164243) <br />Prepared By: NA Analyzed By: John Carpenter <br />Blank <br />LMB: 488469 <br />Analyzed: 02/15/2016 11:00 <br />Units: ug/g <br />Analyte <br />Result <br />MDL <br />RL <br />Fluoride <br />ND <br />NA <br />5.00 <br />Chloride <br />ND <br />NA <br />5.00 <br />Bromide <br />ND <br />NA <br />5.00 <br />Nitrate Ion <br />ND <br />NA <br />5.00 <br />Phosphate Ion <br />ND <br />NA <br />5.00 <br />Sulfate <br />ND <br />NA <br />50.0 <br />Laboratory Control Sample - Laboratory Control Sample Duplicate <br />LCS: 488470 <br />Analyzed: 02/15/2016 11:00 <br />Dilution: 1 <br />Units: ug/g <br />LCSD: 488471 <br />Analyzed: 02/15/2016 11:00 <br />Dilution: 1 <br />Units: ug/g <br />Analyte <br />Result <br />Target <br />% Rec <br />QC Limits <br />Result % Rec <br />RPD <br />QC Limits <br />Fluoride <br />4.99 <br />5.00 <br />99.9 <br />87.9 <br />119.5 <br />5.10 102 <br />2.11 <br />0.0 <br />15.0 <br />Chloride <br />5.18 <br />5.00 <br />104 <br />91.7 <br />109.8 <br />5.17 103 <br />0.311 <br />0.0 <br />15.0 <br />Bromide <br />5.04 <br />5.00 <br />101 <br />91.6 <br />115.1 <br />5.06 101 <br />0.375 <br />0.0 <br />15.0 <br />Nitrate Ion <br />4.65 <br />5.00 <br />93.0 <br />87.8 <br />113.1 <br />4.55 91.0 <br />2.27 <br />0.0 <br />15.0 <br />Phosphate Ion <br />5.12 <br />5.00 <br />102 <br />83.5 <br />118.8 <br />5.15 103 <br />0.581 <br />0.01 <br />15.0 <br />Sulfate <br />5.00 <br />5.00 <br />100 <br />87.3 <br />116.2 <br />4.98 99.6 <br />0.353 <br />0.0 <br />15.0 <br />QC Report Authorization (/S/ is an electronic signature that complies with 21 CFR Part 11) <br />Analyst Peer Review <br />/S/ John Carpenter /S/ Christopher Winter <br />02/16/2016 14:25 02/16/2016 15:00 <br />Symbols and Definition <br />* Analyte above reporting limit or outside of control limits RPD - Relative % Difference (Spike / Spike Duplicate) <br />Sample result is greater than 4 times the spike added ND - Not Detected (U - Qualifier also flags analyte as not detected) <br />1 Sample and Matrix Duplicate less than 5 times the reporting limit NA - Not Applicable <br />• - Result is above the calibration range QC results are not adjusted for moisture correction, where applicable <br />Page 1 of 3 Tuesday, February 16, 2016 QCS V4.1 <br />