; and (C) provide to the Secretary results and isolates from a positive sample of such infant formula. (3) Not later than 90 days after receipt of a notification under paragraph (1) or (2), the Secretary shall confirm through the collection of documentation that the manufacturer submitting the notification performed, or is performing, appropriate corrective action. The manufacturer shall make such documentation available to the Secretary during an inspection and, upon request of the Secretary, electronically or by other means. . 8. Environmental monitoring Section 412 of the Federal Food, Drug, and Cosmetic Act ( 21 U.S.C. 350a ) is amended by adding at the end the following: (n) Requirements for environmental monitoring for Cronobacter spp and Salmonella (1) In general A manufacturer of powdered infant formula shall establish and implement an environmental monitoring program to verify the effectiveness of sanitation and hygiene controls where the food has the potential to be exposed to Cronobacter spp. or Salmonella. The environmental monitoring program shall be written and include procedures for determining sampling location, number of samples to be taken, and timing and frequency of sample collection and testing. (2) Sampling location and number of samples A manufacturer of powdered infant formula shall ensure that the sampling locations from which samples will be taken, and the number of sites to be tested during routine environmental monitoring pursuant to an environmental monitoring program under paragraph (1), are adequate to determine whether sanitation and hygiene controls are effective. (3) Timing and frequency A manufacturer of powdered infant formula shall ensure that the timing and frequency for collecting ant testing samples pursuant to an environmental monitoring program under paragraph (1) are adequate to determine whether sanitation and hygiene controls are effective. (4) Records (A) Availability to the Secretary A manufacturer of powdered infant formula shall make all records required under this