Article 485. The purpose of the goods

1. The buyer is obliged to pay the goods at the price provided for in the contract of sale or, if the contract does not provide for it and cannot be determined on the basis of its terms, at the price determined by the contract of sale. In accordance with article 424, paragraph 3, of the present Code, and at its own expense, carry out acts which, in accordance with the law, other legal acts, treaty or generally required requirements 2. When the price is determined according to the weight of the goods, it is determined by net weight, unless the contract of sale otherwise provides. 3. The price of the goods is subject to change depending on the indicators that determine the price of the goods (cost, costs, etc.), but no method of revision is defined. When the seller has failed to comply with the obligation to deliver the goods, the price shall be determined on the basis of the ratio of these values at the time of the conclusion of the contract and at the time of the delivery of the goods.c I am based on the ratio of these figures at the time of the conclusion of the contract and at the time of the transfer of the goods provided for in the contract and, if not provided for in the contract, at the time specified in the respective terms of reference. The rules set forth in this paragraph shall apply, unless otherwise established by this Code, other law, other legal acts or treaty, and shall It’s from the essence of the obligation.