1
Chemicals used in industry and science; pure metals, namely, antimony, bismuth, tellurium, selenium, gallium, and powders thereof; chemicals, namely, bismuth telluride, antimony telluride, gallium antimonide, telluric acid, tellurium dioxide, selenious acid, lead telluride, lead sulfite, cadmium magnesium telluride, manganese telluride, cadmium selenide, cadmium selenium telluride, lithium sulfide, lithium fluoride, bismuth beta resorcyclate, bismuth citrate, bismuth hydroxide, bismuth nitrate pentahydrate, bismuth oxide, bismuth oxychloride, bismuth subcarbonate, bismuth subcitrate, bismuth subgallate, bismuth subnitrate; chemicals, namely, bismuth subsalicylate, cobalt nitrate, cobalt oxide, gallium nitrate, gallium oxide, gallium trichloride, germanium dioxide, indium nitrate, indium oxide, indium sulphate, indium trichloride, lead chloride, lead nitrate crystals, nickel nitrate, sodium selenite, zinc selenite, iron fluoride, arsenic trisulfide, arsenic pentasulfide, iron selenide, gallium trichloride, indium chloride and germanium oxide; low melting point alloys made up of bismuth; semiconductor compounds, namely, cadmium telluride, cadmium sulfide, cadmium zinc telluride, zinc telluride, tellurium dioxide, indium antimonide, iron fluoride, arsenic trisulfide, arsenic pentasulfide, iron selenide, gallium trichloride, indium chloride, germanium oxide, bismuth telluride, antimony telluride and gallium antimonide; semiconductor compounds, namely, telluric acid, selenious acid, lead telluride, lead sulfite, cadmium magnesium telluride, manganese telluride, cadmium selenide, cadmium selenium telluride, lithium sulfide, lithium fluoride
6
Common metals and their alloys; metal building materials; transportable buildings of metal; materials of metal for railway tracks; non-electric cables and wires of common metal; ironmongery, small items of metal hardware; pipes and tubes of metal; safes; ores; pure metals, namely, cadmium, zinc, germanium, indium, tin, and powders thereof; pure metals, namely, copper, lead, and powders thereof; low melting point alloys made up of lead, tin, cadmium and indium
35
Retail or wholesale services for metals, salts, metallic powders, semiconductor compounds, chemicals and low melting point alloys
40
Treatment of metals; production and transformation of metals, salts, metallic powders, semiconductor compounds, chemicals and low melting point alloys; recycling of metals