Laserfiche WebLink
HAZEN RESEARCH, INC. <br />RADIOCHEMISTRY LABORATORY <br />Batch QC Evaluation Form -Gross Beta <br />Analyte: Gross Beta <br />Date: 01 07 201 <br />Control Standard: ID: C11 pCi /ml: 0-d (use I'D ml diluted) <br />Spike Solution: ID: C 1► pCi/ml: f#-0 (use V-0 ml) <br />Spike Recovery Calculation: Sample: <br />o.ZB <br />Calculation: �38•S l�I•�� —( I•�1(0•Z� X100= 67 <br />Batch OC Evaluation: <br />Parameter <br />ICriteria <br />jPass IFail I N/A <br />Control Std. <br />1+/-20% <br />Spike Recovery <br />80-120% <br />i <br />Blank <br />< or = 2 x MDL <br />i <br />Duplicate 1 <br />95% confidence interval overlapr <br />Du licate 2 " <br />95% confidence interval overlap <br />Required for batch size greater than 10 samples. <br />Conclusions: <br />Batch Passes <br />Batch Fails <br />Batch Passes, with exceptions: <br />Reruns Required: <br />Narrative: <br />Batch Listino by Lab Control Number: <br />C 32-5 1+ <br />CZ4�o i� C-540 ► <br />►�} <br />Paz ► <br />c3�� ► <br />Evaluator: <br />o <br />Date <br />Fh)] <br />■ 7of12 <br />ACCUTEST, <br />D5570OX ` ° " ° " "I- - <br />