	southland slc unit raises  prices southland corp s citgo petrleum corp said it raised the contract price it will pay for all grades of  oil by one dlr a barrel effective today the increase brings citgo s posted price for west texas intermediate to dlrs a bbl west texas sour is also now priced at dlrs bbl and light louisiana south is posted at dlrs bbl on february citgo lowered its  postings cts to dlrs per bbl and cut wti one dlr to reuter 
