37029710 --- Microfilm; film for the graphic arts
39234010 -- Spools, reels and similar supports for photographic and cinematographic film or for tapes, films and the like of heading?8523
79011230 --- Containing by weight 98,5?% or more but less than 99,95?% of zinc
38245010 -- Concrete ready to pour
90262040 --- Spiral or metal diaphragm type pressure gauges