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0 Page 3 July 17, 1992 0 <br />SPECIFICITY <br />Monitor - Veeder-Root UST Monitoring System: Model ILS 350 NA=not applicable <br />Sensor. Interstitial liquid sensor for steel tanks 0794390-420 NR -no response <br />Probe Diameter - 3.77 cm; Std. Dev. - 0.01 <br />Minimum Sensitive Height =1.6 In (40 mm) + 20% = 48 mm <br />TEST PRODUCT = Water <br />Test Distance =16 ft <br />Liquid <br />Response <br />Recovery <br />Product <br />Liquid <br />Trial# <br />Probe # <br />Temp. <br />Time <br />Time <br />Activation <br />Flow Rate <br />Volume <br />°C <br />min <br />min <br />He' ht cm <br />ml/min. <br />ml <br />1 <br />21 <br />21.2 <br />5.52 <br />< 1 <br />3.1 <br />7.6 <br />42 <br />2 <br />21 <br />21.2 <br />5.45 <br /><1 <br />3.1 <br />7.5 <br />41 <br />3 <br />21 <br />21.1 <br />5.47 <br /><1 <br />3.2 <br />7.7 <br />42 <br />Avera a <br />5.48 <br /><7 <br />3.13 <br />7.6 <br />42 <br />Std. Dev. <br />0.04 <br />NA <br />0.06 <br />0.1 <br />1 <br />Detection Accuracy °o 100.0 <br />Specificity Calculations <br />Product Activation Hei ht°k 86.6 <br />TEST PRODUCT = HEATING OIL <br />Test Distance =16 ft <br />Liquid <br />Response <br />Recovery <br />Product <br />Liquid <br />Trial# <br />Probe # <br />Temp. <br />Time <br />Time <br />Activation <br />Flow Rate <br />Volume <br />°C <br />in <br />min <br />He' cm <br />ml/min. <br />ml <br />1 <br />21 <br />22.1 <br />5.93 <br /><1 <br />3.5 <br />7.6 <br />45 <br />2 <br />21 <br />21.9 <br />5.82 <br /><1 <br />3.5 <br />7.9 <br />46 <br />3 <br />21 <br />21.9 <br />5. <br /><1 <br />3.6 <br />7.8 <br />46 <br />Avera a <br />5.88 <br /><1 <br />3.53 <br />7.8 <br />46 <br />Std. Dev. <br />0.06 <br />NA <br />0.06 <br />0.2 <br />1 <br />Detection Accuracy % 100.0 <br />Specificity Calculations <br />Product Activation Height % 97.7 <br />Camegie Mellon Research Institute 4400 Fifth Ave. Pittsburgh, PA 15213 <br />