definiens: shall mean the total number of units of Research use Only ( RuO ) kits for COVID-19 / SARS - CoV -2 sold by Buyer to third parties or used by Buyer for the benefit of a third party multiplied by the gro ss invoice price per unit, less ( i ) deductions of returns ( including withdrawals and recalls ) allowed or credited, ( ii ) discounts ( including volume / quantity discounts ) and rebates ( price reductions including chargebacks ) granted at the time of invoicing or later on, ( iii ) sales, excise ( includi ng Value Added Tax ) taxes and other taxes and gover nmental duties and charges ( actual or retroactive ) levied on the i nvoiced amount, ( iv ) import or export duties actually paid in the by the Buyer . The amount of such Net Sales shall be converted into SEK at the average monthly rate of exchange as reported on Oanda ( https://www.oanda.com ) or suc h other site as agreed between the Parties