Chemical products for industrial purposes; synthetic resins, plastics in crude form (in the form of powders, liquids or pastes); polymer emulsions and dispersions; adhesives for industrial purposes (finishing agents)

Gutta-percha, rubber, balata and their substitutes as well as articles thereof, namely insulating tapes; boards and rods of plastics (semi-products); sealing, packing and insulating materials; hoses (not of metal)

Plastic sheeting used in tank, roof and building construction, and having waterproofing and insulating properties,