(b)(6) 2018.The customer returned kit from lot 3006837 (pa) was tested in parallel with an immucor-wks retention kit from lot 3006837 (pa) on (b)(6) 2018.The customer returned kit and the retention kit from lot 3006837 (pa) gave negative control od average values in the iib/iiia rows that did not meet ifu validity criteria.The negative serum control is run in duplicate with each test run.The negative serum control should give an average od value of < or equal to 0.160 od in the iib/iiia rows.The customer complaint ((b)(4)) was reproduced.The customer was performing validation and study testing using the kit.Corrective action is being taken through fa-wks-18-008, to notify customers of the affected pakauto lot.
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