The reference samples were visually inspected and tested for flow and leak.And all were found within specifications.The batch record #: (b)(4) was verified and found it within specifications.The claim failure cannot be confirmed.An investigation has been performed based on the customer complaint description and the reference sample from the same number.According to unomedical traceability record, no relevant deviation were found.If new information become available, the complaint will be re-opened and appropriate action will be taken.
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