4.2 - Equipment Cleaning and Sanitizing gdp and must be tested or

and must be tested or examined to determine whether the batch meets its established specifications of identity

GDP covers all activities consisting of procuring

and expiration dates

You must have all records required  readily available during the retention period for inspection and copying by FDA when requested

4.2 - Equipment Cleaning and Sanitizing gdp and must be tested orYou must maintain, clean, and sanitize, as necessary, all equipment, utensils, and any other contact surfaces used to manufacture, package, label, or hold components of dietary supplements using approved chemical agents at the required frequency to prevent contamination