85386951
Aug 2, 2011
Sep 4, 2012
Chemical preparations, namely, metal colloid, noble metal colloid, metal nano-colloid, noble metal nano-colloid, colloidal solution of metal, colloidal solution of noble metal, nano-colloidal solution of metal, nano-colloidal solution of noble metal; all for use as catalyst, and for use as materials of catalyst
Chemicalsmetals in powder form for painters, decorators, printers and artists; noble metals in powder form for painters, decorators, printers and artists
Paints