The U.S. base oil market completed its latest round of price hikes the past week. Observers warned that postings could climb further as fuel prices surged in the wake of Hurricane Katrina.
Citgo, SK, Sunoco, Valero and Chevron all raised posted prices by 15 cents per gallon, consistent with a round of markups begun Aug. 18. Citgo, Chevron and SK made their changes effective last Friday, while Valeros and Sunocos took effect Monday and yesterday, respectively.
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