29181400 -- Citric acid
72299050 -- Containing by weight 0,9?% or more but not more than 1,15?% of carbon, 0,5?% or more but not more than 2?% of chromium and, if present, not more than 0,5?% of molybdenum
42022290 --- Of textile materials
64035105 --- Made on a base or platform of wood, not having an inner sole
83051000 - Fittings for loose-leaf binders or files