The Abu Dhabi National Oil Company , ADNOC , today announced its crude oil prices for March 2013. A company statement said the prices are: Murban US$ 108.30 per barrel, Lower Zakum US$ 108, Das US$ 107.25, and Upper Zakum US$ 105.20 per barrel. This is the first time ADNOC announced crude price of its new product Das, a blend of the Umm Al Shaif and Lower Zakum which were produced by Abu Dhabi Marine Operating Company (ADMA-OPCO).