51052100 -- Combed wool in fragments
70200005 - Quartz reactor tubes and holders designed for insertion into diffusion and oxidation furnaces for production of semiconductor materials
29211300 -- 2-(N,N-Diethylamino)ethylchloride hydrochloride
72283061 ---- 80?mm or more
59113111 ---- Woven fabrics, of a kind used in papermaking machines (for example, forming fabrics)