HONG KONG - With immediate effect, or as existing contract allows, BASF will increase its Asian selling prices for several products. Tetrahydrofuran (THF) will increase $220/mt., and 1,4 butanediol (BDO) will increase $220/mt. Polytetramethylene ether glycol (PolyTHF®) will increase $300/mt., and N-Methyl-2-pyrrolidone (NMP) will increase $220/mt. Additionally, gmma-butyrolactone (GBL) will increase $220/mt.