Natural Attenuation as a Decontamination Approach for SARS-CoV-2 on Library Materials

Based on the current scientific understanding regarding COVID-19, this article presents results of new studies (Tests 4, 5, 6), conducted by Institute Museum and Library Services (IMLS) Online Computer Center (OCLC), in partnership with Battelle. The purpose experiments is to determine how long frequently circulated library, museum archival materials should be quarantined before being put back into public circulation. Each test has been applying virulent SARS-CoV-2 virus various held at standard room temperature relative humidity conditions, then examining rate natural attenuation virus. items were not sterilized testing. Battelle propagated clinical isolate in-house, followed characterization testing establish a certified titer. Test 4 included binding cover placed stacked configuration imitate common practice that libraries employ when handling book/DVD returns, as well expanded polyethylene foam, which typically used museums for storage shipping. 5 focused textiles, while 6 building (glass, marble, brass, laminate, powder-coated steel). coupons cut from inoculated active virus, allowed dry. examined following timepoints: second, third, fourth sixth day (Test 4); fourth, eighth 6). tests showed much was detectable selected timepoints. In still detected all five after six days. leather synthetic publication eight 6, tested This provided informational purposes only, readers are encouraged review federal, regional, local guidance. authors, sponsors researchers liable any damages resulting use, misuse, or reliance upon information, errors omissions herein.