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�tiE� moi! 111111M i• t• 1 ti♦ � i• <br /> Calscience Envlronme al Laboratories, Inc. <br /> Analytical Quality Control Report <br /> Client: Environmental Audit, Inc <br /> Work Order No. 92-07-022 Reviewed by. <br /> Method: AA Metals (Aqueous) <br /> Date(s) QC Analyzed: 07/13/92 Date Reviewed- �_I--192 <br /> Page 2 of 12 <br /> Matrix Spike and Spike Replicate Results <br /> [Spike] Replicate Control Limit Control Limit <br /> Analyte Method ISample Added Matrix S ike %REC [Matrix S_pikel %REC %REC %RPD %RPD <br /> Antimony 204 1 80 - 120 0- 15 <br /> Arsenic 206 2 70 - 120 0 - 20 <br /> Banum 208 1 70 - 120 0- 20 <br /> Beryllium 210 2 70 - 120 0- 20 <br /> Cadmium 213 1 85 - 120 0- 15 <br /> Chromium(Total) 218 1 85 - 120 0 - 20 <br /> Cobalt 219 1 85 - 120 0 -20 <br /> Copper 220 1 85 - 120 0 - 15 <br /> Lead 239 1 ND 2 00 1 92 96 1 70 85 SO - 120 12 0 -20 <br /> Organic Lead 239 1 70 - 130 0-30 <br /> Mercury 245 1 75 - 115 0- 15 <br /> Molybdenm 246 1 70 - 120 0 - 20 <br /> Nickel 249 1 85 - 120 0- 15 <br /> Selenium 270 2 70 - 120 0- 20 <br /> Silver 272 1 85 - 120 0- 12 <br /> Thallium 279 1 85 - 120 0- 15 <br /> Vanadium 286 1 70- 120 0- 20 <br /> Zinc 289 1 80 - 120 0 -20 <br /> Page 2 of 12 notes <br /> 1 All concentration values contained herein are in mgll (ppm) <br />