STERIS CORPORATION FIRST AMENDMENT Dated as of March 19, 2021 to AMENDED AND RESTATED NOTE PURCHASE AGREEMENT Dated as of March 5, 2019 RE: $47,500,000 3.20% SENIOR NOTES, SERIES A-1A, DUE DECEMBER 4, 2022 $47,500,000 3.20% SENIOR NOTES, SERIES A-1B,...