Terms and Conditions: Only customers in U.S. are eligible. Void where prohibited by law or company policy. Not valid with other offers/promotions. Customer must attach completed form along with copy of their invoice. Valid on qualified reagent purchases made between April 20 and October 31, 2020. Promotion may be suspended at any time. Redemption forms must be received no later than 30 days after date of invoice. Limit of one free instrument per facility.