… Synthetic rubber and factice derived from oils, in primary forms or in …
Explanatory notes
… 40.02 ‑ Synthetic rubber and factice derived from oils, in primary forms or in … plates, sheets or strip. ‑ Styrene‑butadiene rubber (SBR); carboxylated styrene‑butadiene rubber (XSBR) : … heading by the provisions of Note 5 are the oil‑extended rubbers ; these contain up to approximately 50 % of oil. …