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Troy ounce


1.2. For the purposes of accounting for precious metals, one troy ounce is taken to be equal to 31.1035 grams

Source: Instruction of the Bank of Russia dated November 30, 2000 No. 94-И "On the Procedure for Determining the Mass of Precious Metals and Precious Stones and Calculating Their Value in the Bank of Russia and Credit Organizations"

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