Urals oil is a reference oil

Petroleum

Petroleum or crude oil is a naturally occurring, flammable liquid consisting of a complex mixture of hydrocarbons of various molecular weights and other liquid organic compounds, that are found in geologic formations beneath the Earth's surface. Petroleum is recovered mostly through oil drilling...

 brand used as a basis for pricing for the Russian export oil mixture. It is a mix of heavy, high-oil of Urals and the Volga region

Volga Region

Volga Region is a historical region of Russia that encompasses the territories adjacent to the flow of Volga River. According to the flow of the river, it is usually classified into the Middle Volga Region and Lower Volga Region...

 with light oil of Western Siberia

Siberia

Siberia is an extensive region constituting almost all of Northern Asia. Comprising the central and eastern portion of the Russian Federation, it was part of the Soviet Union from its beginning, as its predecessor states, the Tsardom of Russia and the Russian Empire, conquered it during the 16th...

. Other reference oils are Brent

Brent Crude

Brent Crude is the biggest of the many major classifications of crude oil consisting of Brent Crude, Brent Sweet Light Crude, Oseberg, Ekofisk, and Forties . Brent Crude is sourced from the North Sea. The Brent Crude oil marker is also known as Brent Blend, London Brent and Brent petroleum...

, West Texas Intermediate

West Texas Intermediate

West Texas Intermediate , also known as Texas light sweet, is a grade of crude oil used as a benchmark in oil pricing. It is a light and sweet crude oil...

 and Dubai

Dubai Crude

Dubai Crude is a light sour crude oil extracted from Dubai. Dubai Crude is used as a price benchmark or oil marker because it is one of only a few Persian Gulf crude oils available immediately. The other two main oil markers are Brent Crude and West Texas Intermediate.Dubai Crude is generally used...

.

Urals brand oil is supplied through Novorossiysk

Novorossiysk

Novorossiysk is a city in Krasnodar Krai, Russia. It is the country's main port on the Black Sea and the leading Russian port for importing grain. It is one of the few cities honored with the title of the Hero City. Population: -History:...

 pipeline system and the Druzhba pipeline

Druzhba pipeline

The Druzhba pipeline is the world's longest oil pipeline and in fact one of the biggest oil pipeline networks in the world. It carries oil some from the eastern part of the European Russia to points in Ukraine, Belarus, Poland, Hungary, Slovakia, Czech Republic, and Germany...

. In Russia, oil futures class Urals trade on the stock exchange Russian Trading System

Russian Trading System

The Russian Trading System is a stock market established in 1995 in Moscow, consolidating various regional trading floors into one exchange. Originally RTS was modelled on NASDAQ's trading and settlement software; in 1998 the exchange went on line with its own in-house system...

. At NYMEX

New York Mercantile Exchange

The New York Mercantile Exchange is the world's largest physical commodity futures exchange. It is located at One North End Avenue in the World Financial Center in the Battery Park City section of Manhattan, New York City...

it is known under the name of REBCO (Russian Export Blend Crude Oil).