Food sample retention in catering service units refers to the retention of samples of finished products after processing, which shall not be specially made.

the food samples should be collected during operation or at the end of processing. No special production is allowed. For catering units, different food varieties are kept in different containers. Prevent contamination between samples; Sample retention containers should be dedicated and disinfected to ensure cleanliness, and samples should be kept in sealed containers.

canteens of schools (including kindergartens), canteens of old-age care institutions, canteens of medical institutions, canteens of construction sites and other centralized dining units, as well as central kitchens, collective dining distribution units and catering service providers with a one-time group dinner of more than 111 people, should keep samples of perishable food products in each meal or batch according to regulations.

the sample retention of each variety should meet the inspection requirements, and not less than 125g .. Food samples should be stored in clean special containers and special refrigeration facilities, and the sample retention time should be no less than 48 hours.

the standards of the food sample retention system are as follows:

1. samples of finished food supplied by more than 111 people for important reception activities and large-scale catering dinners shall be kept, and the special person shall be responsible for it. ?

2. The sample quantity for each meal and each variety shall be no less than 111g, which shall be respectively put in sealed special containers after cleaning and disinfection, and stored for more than 48 hours under cold storage conditions. ?

3. The food samples should not be contaminated, and the food labels should be affixed. After the food samples are cooled, they should be put into a special refrigerator at 1-11 degrees Celsius, and the sample retention time and meal times should be marked, and the sample retention records should be made, including the sample retention date, time, product name, meal times and sample retention person.

4. Keep the food sample source according to the time limit. If the diners are abnormal, they will be sealed immediately and sent to the food safety inspection department for inspection. ?

5. It is strictly forbidden to store items unrelated to the food samples in the refrigerator. ?

6. The refrigerator should be locked for important reception activities.