- Crude oil prices dipped in Asia on Tuesday with a holiday in the U.S. thinning volumes and delaying key data on U.S. stocks.

Industry data on U.S. crude oil stocks as well as government data will both be delayed by a day because of the holiday. Data from the American Petroleum Institute will be reported on Wednesday and from the U.S. Department of Energy on Thursday.

On the New York Mercantile Exchange, U.S. crude oil oil for delivery in July traded at $104.27 a barrel, down 0.08%.

July Brent oil on London''s ICE Futures exchange fell $0.67 to $109.87 a barrel.

U.S. oil futures changed hands in electronic trading overnight as the Ukraine elections were held without major disruptions, with floor trading shut because of the Memorial Day holiday.

Exit polls showed a decisive victory for Pro-European candidate Petro Poroshenko in presidential elections held over the weekend in Ukraine.

Poroshenko promised to restore order in the country, following months of fighting between pro-Russian forces and the government.

Russian President Vladimir Putin had pledged on Friday to respect the result of Sunday''s elections. The U.S and its allies warned that they would tighten sanctions against Moscow if voting was disrupted.

Russia produced 10.4 million barrels of oil per day in 2012 and exported 7.4 million, making it the world’s second largest oil exporter after Saudi Arabia.

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