In a week when crude oil futures traded above the $80/b mark as well as fell precipitously from that high, the trend in the Asian petrochemical markets was similarly mercurial last week. With these fluctuations, margins against feedstock naphtha either crunched or widened, a factor that will play a major role in trading this week. SEE MORE Crude oil futures fell further Monday morning in Asia, as bearish sentiment lingered after Saudi Arabia's and Russia's energy ministers said they were prepared to raise oil production. SEE MORE The State Bank of Việt Nam set the daily reference exchange rate for May 28 at VNĐ22,596 per US dollar, up seven Việt Nam đồng from May 25. SEE MORE China’s spot domestic acetic acid are at their highest in a decade and may remain firmly supported by tight supply, with producers exporting more volumes even amid a pick-up in local demand. SEE MORE Production of chemicals in Russia rose by 2.8% year on year in January-April, according to statistical agency Rosstat. SEE MORE