CDC "Vaccine Storage and Handling" web page states... Vaccine Storage and Handling Vaccine Storage & Handling Web Section Vaccine Storage & Handling Guidance section Vaccine Storage and Handling Recommendations and Guidelines CDC Storage and Handling Recommendations and Guidelines CDC guidelines https://www.cdc.gov/vaccines/hcp/admin/storage/index.html CDC - Guidelines on Vaccine Storage Vaccine Storage and Handling Vaccine Storage & Handling Vaccine Storage and Handling