3911901980
- Petroleum resins, coumarone-indene resins, polyterpenes, polysulphides, polysulphones and other products specified in note 3 to this chapter, not elsewhere specified or included, in primary forms
- Other
- Condensation or rearrangement polymerisation products whether or not chemically modified
- Other
- Poly(oxy-1,4-phenylenesulfonyl-1,4-phenylene) (CAS RN 25608-63-3 and CAS RN 25667-42-9) containing by weight not more than 20 % of additives