Explanatory notes
… tetraethyllead and tetramethyllead, and also contain, for example, 1,2‑dibromoethane or monochloronaphthalene. The … usually based on phenolic or amino compounds. (d) Extreme pressure (EP) additives based on … for example, for reducing wear on engine cylinders, are excluded ( heading 27.10 or 34.03 ). 4.‑ Additives for …