Murban crude demand in Asia trumps interest for Umm Lulu, Das Blend

Healthy demand for Abu Dhabi’s light crude grade Murban in July has hurt values for its sister grades, such as light sour Umm Lulu and Das Blend, sources told S&P Global Commodity Insights. Values for Umm Lulu have inched lower to Murban while those for Das Blend have widened further than where producer Abu Dhabi National Oil Co had pegged…