Nickel, nickel alloys, cobalt, and cobalt alloys; nickel clad powders; cobalt clad powders; Chemical products used in industry, science, and chemical fertilizers; metals in foil and powder form, unwrought common metals and precious metals

NICKEL, NICKEL ALLOYS, COBALT, COBALT ALLOYS, NICKEL CLAD POWDERS AND COBALT CLAD POWDERS

UREA

UNWROUGHT AND PARTLY WROUGHT METALS AND METAL ALLOYS

CHEMICAL FERTILIZERS

cylindrical castings of abrasion resistant iron-based alloy weldable or welded onto a metallic substrate to provide a pattern of spaced apart protrusions