Benchmark Price of Japanese Naphtha Rises for First Time in Three Quarters Feb. 2, 2018 Filed Under: Market Tagged With: LPG, market conditions, market prices, naphthaJapan’s benchmark price for naphtha has shifted to an increase for the first time in three quarters, averaging 44,600 yen…... Please subscribe to read the full story. Subscribe Free Trial Related Articles:Japanese Naphtha Prices Fall 44% Year-on-Year for April–June…Olefins Face Shrinking Price Margins With NaphthaImported Naphtha Drops Below $500Shrinking Price Gap With Naphtha Puts Clamp on Profitability…Asian Benzene Prices Exceed $1,000 for First Time in Four…Styrene Monomer Price Surges in Asian Market