… Petroleum resins, coumarone-indene resins, polyterpenes, polysulphides, polysulphones and other …
Explanatory notes
… 39.11 ‑ Petroleum resins, coumarone-indene resins, polyterpenes, polysulphides, polysulphones and other … resins, coumarone, indene or coumarone‑indene resins and polyterpenes 3911.20 ‑ Poly (1,3-phenylene … resins, coumarone, indene or coumarone‑indene resins and polyterpenes constitute a group of resins, not highly …