Purchaser shall notify FIS of Purchaser’s placing any API on hold for further i nvestigation of a Nonconformity , or of Purchaser’s rejection of any batch (or part thereof) of any API within [ …***… ] after receipt of such API by Purchaser.  Purchaser’s notice shall state in as much detail as possible the basis for the hold or rejection.  Failure to give notice within this [ …***… ] period shall constitute acceptance of any API delivered, except in the case of a latent FIS Nonconformity that (i) would not have been revealed by a timely inspection in accordance with customary and reasonable procedures, and (ii) is discovered prior to the expiration date of the applicable API .