Laserfiche WebLink
rr <br /> BRL QA Report <br /> Batch # 02-058 Method# EPA 1631 Mod.2 <br /> nalyte: Hg Matrix. Water <br /> 0 <br /> BIAS Criteria: Recovery=75-125% <br /> Laboratory Control Samples <br /> Cerhfud Value Measured <br /> Value <br /> LCS ID ng/f- ngll. Recovery % <br /> QCS(11 1 1 1) 10 1031 1031% <br /> BIAS Criteria: Recovery=75-125 f <br /> Laboratory Control Samples <br /> Certified Value Measured <br /> Value M <br /> LCS IDNIZI nglE Recovery % <br /> QCS(11 1 1.2) 10 839 839% <br /> BIAS Criteria: Recovery=71-125%, RPD<24% <br /> Matrix Spikes <br /> Duplicate <br /> Spike Measured <br /> Measured Dupluate Sp,ke+Sampk DupL Dupl <br /> ample ID Spike Conn- Spike Conc, Unit Rec. % Cone- i Cane Unit Rec- % RPD % <br /> 2BR154 - 1 3982 131 00 1 ng/L 1007% 3994 1426 ng/L 129 4% -8-5%—] <br /> 02SR147 -1 3998 4107 ng/L 94 7% 3981 4359 ng/L 101 5% 6n% <br /> BLANKS <br /> Method Blanks <br /> Optimum <br /> MB #1 MB #2 MB #3 MB#4 Std. Dev MDL PQL <br /> nglL ng/L n 91 n lL Avera a ng/L ng/L n lL <br /> 0 02 05 <br /> BLANKS <br /> Laboratory Reagent Blanks <br /> LRB #1 LRB #2 LRB #3 LRB #a Average Std Dev <br /> n lblank ng/blank ng/blank ng/blank nglblank ng/blank <br /> 0011 0015 0020 0011 0014 0004 <br /> Thursday,April 11,2002 PraleaManagQ <br />