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Note added at 10 mins (2017-01-21 15:12:09 GMT)
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http://www.agmapure.de/agb/
B.M.P. shall in particular be entitled within the framework of the contract to refuse performance if...

https://www.wto.org/english/thewto_e/acc_e/rus_e/WTACCRUS58_...
4. Unless provided otherwise by a law, before the transfer of the goods the purchaser may refuse performance of any retail sale-purchase agreement mentioned in Item 3 of this Article on condition of compensation to the seller for necessary expenses incurred in connection with the performance of actions relating to fulfilment of the agreement.

http://www.rotec-zerspanung.de/gtc.html
24. If it becomes discernible after the contract is concluded that our payment claim is at risk due to defective performance by the Partner, we can refuse performance and set the Partner an appropriate period in which it has to pay concurrently against delivery or has to provide security. In the event of refusal by the Partner or unsuccessful expiry of the deadline, we are entitled to withdraw from the contract and to demand compensation.

This, or something similar, is what an original document of this sort would likely say. There is absolutely no reason to follow the original Russian verbatim here for the simple reason that things are not phrased the same way in the two languages.

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