Laserfiche WebLink
t9 r+ it• '— � " y WE: D 1 9 UG D EN 3 T 0 C K T ON <br /> P G+ 4 <br /> Surrooates 7 <br /> surrogates were included in all samples. Surr:agates are used to monitor <br /> extractions recovery efficiency. <br /> 8 ErA Allowable Recovery <br /> Compounds Hater Scil <br /> 1 , 2-Dichloroethane-d4 76 - 114 70 - 121 <br /> 'toluene-d8 88 - 110 81 - 117 <br /> C-Aromofluorobenzene 86 - 115 74 - 121 <br /> rtatrix spikes . <br /> Matrix spikes are additional quality assurance Centrals. Known amounts of <br /> selected compounds are added to samples and analytics:• accuracy is <br /> determined by sample ena lysis. <br /> t EPA Allowable Recovery <br /> Matrix Spike Compounds Water Soil <br /> 1 , 1-Dichloroethane 61 - 185 S9 - 172 <br /> Trich.:oroethene 71 - 120 62 - 137 <br /> Chlorobenzene 75 - 130 60 - 133 <br /> Toluene 76 - 125 59 - 139 <br /> Benzene 76 - 127 66 - 142 <br /> CHENTNEST ANALYTICAL LABORATORIES.INC. <br />