SUBSTAR

Chemical products for treating the surface of aluminum and aluminum alloys with zinc; industrial chemicals for use in tin plating; chemical products for treating the surface of aluminum and aluminum alloys with tin; [degreasing agents for aluminum materials and for industrial use; metal plating chemical compositions, namely, electrolytic acid aluminum solutions; auxiliary fluids for use with abrasives for general industrial use;] metal and plastic plating chemical compositions; [chemicals for the treatment of wastewater; chemical coatings used in the manufacture of printed circuit boards;] chemical additives for use in the manufacture of electronic components; coatings used in the manufacture of printed circuit boards; metal etching mordants; industrial chemicals