UPDATE 1-Russian oil quality at Ust-Luga port improves after contamination, still volatile

The quality of Russian oil
from the Baltic Sea port of Ust-Luga has improved significantly
in the past day but fluctuates sharply, three Russian oil buyers
familiar with operations said on Tuesday.

JEFFREY LIPTON in BARBADOS – http://feeds.reuters.com/~r/reuters/companyNews/~3/I48hLb8wcZo/update-1-russian-oil-quality-at-ust-luga-port-improves-after-contamination-still-volatile-idUSL5N22J3BW