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McCampbell Analytical, Inc. <br />w4e "When Quality Counts" <br />1534 Willow Pass Road, Pittsburg, CA 94565-1701 <br />Toll Free Telephone: (877) 252-9262 / Fax: (925) 252-9269 <br />http://www. mccampbell. com / E-mail: main@mccampbell.com <br /> <br />Quality Control Report <br />Client: Castle Analytical Laboratory WorkOrder: 2007D44 <br />Date Prepared: 07/29/2020 BatchID: 202754 <br />Date Analyzed: 07/29/2020 Extraction Method: E625.1 <br />Instrument: GC21 Analytical Method: E625.1 <br />Matrix: Water Unit: <br />Project: 2007093/ Mizkan DRT 3297 / DRT 1026 Sample ID: MB/LCS/LCSD-202754 <br />QC Summary Report for E625.1 <br />Analyte LCS <br />Result <br />LCSD <br />Result <br />SPK <br />Val <br />LCS <br />%REC <br />LCSD <br />%REC <br />LCS/LCSD <br />Limits <br />RPD RPD <br />Limit <br />4,6-Dinitro-2-methylphenol 43.0 42.9 50 86 86 70-130 0.377 25 <br />25 2,4-Dinitrophenol 7.93 7.98 10 79 80 60-130 0.679 <br />2,4-Dinitrotoluene 0.489 0.476 0.50 98 95 70-130 2.72 25 <br />2,6-Dinitrotoluene 0.475 0.454 0.50 95 91 70-130 4.43 25 <br />Di-n-octyl Phthalate 0.543 0.507 0.50 109 101 70-130 6.94 25 <br />1,2-Diphenylhydrazine 9.85 9.36 10 98 94 70-130 5.04 25 <br />Fluoranthene 0.497 0.477 0.50 99 95 70-130 4.10 25 <br />Fluorene 0.470 0.448 0.50 94 90 70-130 4.72 25 <br />Hexachlorobenzene 0.460 0.439 0.50 92 88 60-130 4.69 25 <br />Hexachlorobutadiene 0.426 0.445 0.50 85 89 60-130 4.50 25 <br />Hexachlorocyclopentadiene 32.7 32.8 50 65 66 60-130 0.0559 25 <br />Hexachloroethane 0.446 0.453 0.50 89 91 60-130 1.40 25 <br />Indeno (1,2,3-cd) pyrene 0.476 0.454 0.50 95 91 70-130 4.73 25 <br />Isophorone 9.38 9.32 10 94 93 70-130 0.596 25 <br />2-Methylnaphthalene 0.455 0.470 0.50 91 94 60-130 3.31 25 <br />2-Methylphenol (o-Cresol) 8.18 8.39 10 82 84 70-130 2.50 25 <br />3 & 4-Methylphenol (m,p-Cresol) 10.2 10.6 10 102 106 70-130 3.54 25 <br />Naphthalene 0.378 0.396 0.50 76 79 50-130 4.78 25 <br />2-Nitroaniline 44.9 44.2 50 90 88 70-130 1.71 25 <br />3-Nitroaniline 48.9 46.8 50 98 94 70-130 4.33 25 <br />4-Nitroaniline 47.6 45.2 50 95 90 70-130 5.22 25 <br />Nitrobenzene 8.40 8.85 10 84 88 70-130 5.20 25 <br />2-Nitrophenol 44.3 46.7 50 89 93 70-130 5.33 25 <br />4-Nitrophenol 58.2 54.6 50 116 109 50-130 6.40 25 <br />N-Nitrosodiphenylamine 8.93 8.70 10 89 87 70-130 2.67 25 <br />N-Nitrosodi-n-propylamine 8.70 8.30 10 87 83 60-130 4.74 25 <br />Pentachlorophenol 2.52 2.38 2.5 101 95 60-130 5.60 25 <br />Phenanthrene 0.434 0.413 0.50 87 83 70-130 4.96 25 <br />Phenol 1.60 1.64 2 80 82 60-130 2.19 25 <br />Pyrene 0.462 0.431 0.50 92 86 70-130 7.04 25 <br />Pyridine 6.69 6.69 10 67 67 50-130 0.0987 25 <br />1,2,4-Trichlorobenzene 9.01 9.26 10 90 93 70-130 2.76 25 <br />2,4,5-Trichlorophenol 0.485 0.471 0.50 97 94 70-130 2.98 25 <br />2,4,6-Trichlorophenol 0.488 0.474 0.50 98 95 70-130 3.03 25 <br />N-Nitrosodimethylamine 38.7 41.3 50 77 83 60-130 6.52 25 <br />(Cont.) <br />CA ELAP 1644 • NELAP 40330RELAP <br />Page 21 of 30