Copolymer of tetrahydrofuran and tetrahydro-3-methylfuran (CAS RN 38640-26-5)  with a number average molecular weight (Mn) of 900 or more but not more than 3 600
Restriction on export
condition:Y,certificate:9011,action:25|condition:Y,certificate:9022,action:25|condition:Y,action:05