Of tungsten

Details

Special Rate

Free (A+,AU,BH,CL,CO,D,E,IL, JO,KR,MA, OM,P, PA,PE,S,SG)

Parent HS6

285000 Hydrides, nitrides, azides, silicides and borides, whether or not chemically defined, other than compounds which are also carbides of heading no. 2849