32750 - Gypsum products (Miscellaneous)
32751 - Gypsum building materials
3275112 - - Plaster building boards & Lath
3275113 - - Building plasters
3275199 - - Gypsum building materials (Miscellaneous)
32752 - Gypsum products: Industrial plasters
3275211 - - Industrial plasters, Gypsum
3275221 - - Other Calcined gypsum products
3275299 - - Other Gypsum products (Miscellaneous)
3275XX0 - - Gypsum products (Miscellaneous - Volume)
3275XX2 - - Gypsum products (Miscellaneous - Speciality)