National Analytical Management Program

TNI EL-V1M6-2009, Section 1.7.2.3 a) iv) 8.9.6 Matrix Spike Acceptance Criteria. Are matrix spike recoveries within the control limits of 60 - 140%, or as specified by client? NOTE: Matrix spike samples for which the sample activity is greater than five times the spiking level are not required to meet this criterion. ................
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