| 2007 NAICS | 2012 NAICS | 2017 NAICS | Corresponding Index Entries | |||
| 325181 | 325180 | 325180 | Alkalies manufacturing | |||
| 325188 | 325180 | 325180 | Aluminum chloride manufacturing | |||
| 325188 | 325180 | 325180 | Aluminum compounds, not specified elsewhere by process, manufacturing | |||
| 325188 | 325180 | 325180 | Aluminum hydroxide (i.e., alumina trihydrate) manufacturing | |||
| 325188 | 325180 | 325180 | Aluminum sulfate manufacturing | |||
| 325188 | 325180 | 325180 | Alums (e.g., aluminum ammonium sulfate, aluminum potassium sulfate) manufacturing | |||
| 325188 | 325180 | 325180 | Ammonium chloride manufacturing | |||
| 325188 | 325180 | 325180 | Ammonium compounds, not specified elsewhere by process, manufacturing | |||
| 325188 | 325180 | 325180 | Ammonium hydroxide manufacturing | |||
| 325188 | 325180 | 325180 | Ammonium molybdate manufacturing | |||
| 325188 | 325180 | 325180 | Ammonium perchlorate manufacturing | |||
| 325188 | 325180 | 325180 | Ammonium thiosulfate manufacturing | |||
| 325182 | 325180 | 325180 | Animal black manufacturing | |||
| 325188 | 325180 | 325180 | Antimony oxide (except pigments) manufacturing | |||
| 325188 | 325180 | 325180 | Arsenates (except insecticides) manufacturing | |||
| 325188 | 325180 | 325180 | Arsenic compounds, not specified elsewhere by process, manufacturing | |||
| 325188 | 325180 | 325180 | Arsenites (except insecticides) manufacturing | |||
| 325188 | 325180 | 325180 | Barium compounds, not specified elsewhere by process, manufacturing | |||
| 325188 | 325180 | 325180 | Barium hydroxide manufacturing | |||
| 325188 | 325180 | 325180 | Beryllium oxide manufacturing | |||
| 325188 | 325180 | 325180 | Bleaching agents, inorganic, manufacturing | |||
| 325182 | 325180 | 325180 | Bone black manufacturing | |||
| 325188 | 325180 | 325180 | Borax (i.e., sodium borate) manufacturing | |||
| 325188 | 325180 | 325180 | Boric acid manufacturing | |||
| 325188 | 325180 | 325180 | Boron compounds, not specified elsewhere by process, manufacturing | |||
| 325188 | 325180 | 325180 | Borosilicate manufacturing | |||
| 325188 | 325180 | 325180 | Bromine manufacturing | |||
| 325188 | 325180 | 325180 | Calcium carbide, chloride, and hypochlorite manufacturing | |||
| 325188 | 325180 | 325180 | Calcium hypochlorite manufacturing | |||
| 325188 | 325180 | 325180 | Calcium inorganic compounds, not specified elsewhere by process, manufacturing | |||
| 325188 | 325180 | 325180 | Carbides (e.g., boron, calcium, silicon, tungsten) manufacturing | |||
| 325182 | 325180 | 325180 | Carbon black manufacturing | |||
| 325188 | 325180 | 325180 | Carbon disulfide manufacturing | |||
| 325188 | 325180 | 325180 | Carbon inorganic compounds manufacturing | |||
| 325188 | 325180 | 325180 | Carbonic acid manufacturing | |||
| 325181 | 325180 | 325180 | Caustic potash manufacturing | |||
| 325181 | 325180 | 325180 | Caustic soda (i.e., sodium hydroxide) manufacturing | |||
| 325188 | 325180 | 325180 | Cerium salts manufacturing | |||
| 325188 | 325180 | 325180 | Cesium and cesium compounds, not specified elsewhere by process, manufacturing | |||
| 325182 | 325180 | 325180 | Channel black manufacturing | |||
| 325188 | 325180 | 325180 | Chloride of lime manufacturing | |||
| 325188 | 325180 | 325180 | Chlorine compounds, not specified elsewhere by process, manufacturing | |||
| 325188 | 325180 | 325180 | Chlorine dioxide manufacturing | |||
| 325181 | 325180 | 325180 | Chlorine manufacturing | |||
| 325188 | 325180 | 325180 | Chlorosulfonic acid manufacturing | |||
| 325188 | 325180 | 325180 | Chromic acid manufacturing | |||
| 325188 | 325180 | 325180 | Chromium compounds, not specified elsewhere by process, manufacturing | |||
| 325188 | 325180 | 325180 | Chromium oxide manufacturing | |||
| 325188 | 325180 | 325180 | Chromium salts manufacturing | |||
| 325188 | 325180 | 325180 | Cobalt 60 (i.e., radioactive cobalt) manufacturing | |||
| 325188 | 325180 | 325180 | Cobalt chloride manufacturing | |||
| 325188 | 325180 | 325180 | Cobalt compounds, not specified elsewhere by process, manufacturing | |||
| 325188 | 325180 | 325180 | Cobalt sulfate manufacturing | |||
| 325188 | 325180 | 325180 | Copper chloride manufacturing | |||
| 325188 | 325180 | 325180 | Copper compounds, not specified elsewhere by process, manufacturing | |||
| 325188 | 325180 | 325180 | Copper iodide manufacturing | |||
| 325188 | 325180 | 325180 | Copper sulfate manufacturing | |||
| 325188 | 325180 | 325180 | Cyanides manufacturing | |||
| 325188 | 325180 | 325180 | Deuterium oxide (i.e., heavy water) manufacturing | |||
| 325188 | 325180 | 325180 | Dichromates manufacturing | |||
| 325188 | 325180 | 325180 | Ferric chloride manufacturing | |||
| 325188 | 325180 | 325180 | Ferric oxide manufacturing | |||
| 325188 | 325180 | 325180 | Ferrocyanides manufacturing | |||
| 325188 | 325180 | 325180 | Fluoboric acid manufacturing | |||
| 325188 | 325180 | 325180 | Fluorine manufacturing | |||
| 325188 | 325180 | 325180 | Fuel propellants, solid inorganic, not specified elsewhere by process, manufacturing | |||
| 325182 | 325180 | 325180 | Furnace black manufacturing | |||
| 325188 | 325180 | 325180 | Glauber's salt manufacturing | |||
| 325188 | 325180 | 325180 | Heavy water (i.e., deuterium oxide) manufacturing | |||
| 325188 | 325180 | 325180 | Hydrazine manufacturing | |||
| 325188 | 325180 | 325180 | Hydrochloric acid manufacturing | |||
| 325188 | 325180 | 325180 | Hydrocyanic acid manufacturing | |||
| 325188 | 325180 | 325180 | Hydrofluoric acid manufacturing | |||
| 325188 | 325180 | 325180 | Hydrofluosilicic acid manufacturing | |||
| 325188 | 325180 | 325180 | Hydrogen peroxide manufacturing | |||
| 325188 | 325180 | 325180 | Hydrogen sulfide manufacturing | |||
| 325188 | 325180 | 325180 | Hydrosulfites manufacturing | |||
| 325188 | 325180 | 325180 | Hypochlorites manufacturing | |||
| 325188 | 325180 | 325180 | Hypophosphites manufacturing | |||
| 325188 | 325180 | 325180 | Indium chloride manufacturing | |||
| 325188 | 325180 | 325180 | Iodides manufacturing | |||
| 325188 | 325180 | 325180 | Iodine, crude or resublimed, manufacturing | |||
| 325188 | 325180 | 325180 | Iron compounds, not specified elsewhere by process, manufacturing | |||
| 325188 | 325180 | 325180 | Iron sulphate manufacturing | |||
| 325182 | 325180 | 325180 | Lamp black manufacturing | |||
| 325188 | 325180 | 325180 | Lead oxides (except pigments) manufacturing | |||
| 325188 | 325180 | 325180 | Lead silicate manufacturing | |||
| 325188 | 325180 | 325180 | Lithium compounds, not specified elsewhere by process, manufacturing | |||
| 325188 | 325180 | 325180 | Magnesium carbonate manufacturing | |||
| 325188 | 325180 | 325180 | Magnesium chloride manufacturing | |||
| 325188 | 325180 | 325180 | Magnesium compounds, not specified elsewhere by process, manufacturing | |||
| 325188 | 325180 | 325180 | Manganese dioxide manufacturing | |||
| 325188 | 325180 | 325180 | Mercury chloride manufacturing | |||
| 325188 | 325180 | 325180 | Mercury compounds, not specified elsewhere by process, manufacturing | |||
| 325188 | 325180 | 325180 | Mercury oxide manufacturing | |||
| 325188 | 325180 | 325180 | Nickel ammonium sulfate manufacturing | |||
| 325188 | 325180 | 325180 | Nickel carbonate manufacturing | |||
| 325188 | 325180 | 325180 | Nickel compounds, not specified elsewhere by process, manufacturing | |||
| 325188 | 325180 | 325180 | Nickel sulfate manufacturing | |||
| 325188 | 325180 | 325180 | Nuclear fuel scrap reprocessing | |||
| 325188 | 325180 | 325180 | Nuclear fuels, inorganic, manufacturing | |||
| 325188 | 325180 | 325180 | Oleum (i.e., fuming sulfuric acid) manufacturing | |||
| 325188 | 325180 | 325180 | Perchloric acid manufacturing | |||
| 325188 | 325180 | 325180 | Peroxides, inorganic, manufacturing | |||
| 325188 | 325180 | 325180 | Phosphorus compounds, not specified elsewhere by process, manufacturing | |||
| 325188 | 325180 | 325180 | Phosphorus oxychloride manufacturing | |||
| 325188 | 325180 | 325180 | Potassium aluminum sulfate manufacturing | |||
| 325188 | 325180 | 325180 | Potassium bichromate and chromate manufacturing | |||
| 325188 | 325180 | 325180 | Potassium bromide manufacturing | |||
| 325181 | 325180 | 325180 | Potassium carbonate manufacturing | |||
| 325188 | 325180 | 325180 | Potassium chlorate manufacturing | |||
| 325188 | 325180 | 325180 | Potassium chloride manufacturing | |||
| 325188 | 325180 | 325180 | Potassium cyanide manufacturing | |||
| 325181 | 325180 | 325180 | Potassium hydroxide (i.e., caustic potash) manufacturing | |||
| 325188 | 325180 | 325180 | Potassium hypochlorate manufacturing | |||
| 325188 | 325180 | 325180 | Potassium inorganic compounds, not specified elsewhere by process, manufacturing | |||
| 325188 | 325180 | 325180 | Potassium iodide manufacturing | |||
| 325188 | 325180 | 325180 | Potassium nitrate manufacturing | |||
| 325188 | 325180 | 325180 | Potassium permanganate manufacturing | |||
| 325188 | 325180 | 325180 | Potassium salts manufacturing | |||
| 325188 | 325180 | 325180 | Potassium sulfate manufacturing | |||
| 325188 | 325180 | 325180 | Radioactive elements manufacturing | |||
| 325188 | 325180 | 325180 | Radioactive isotopes manufacturing | |||
| 325188 | 325180 | 325180 | Radium chloride manufacturing | |||
| 325188 | 325180 | 325180 | Radium luminous compounds manufacturing | |||
| 325188 | 325180 | 325180 | Rare earth compounds, not specified elsewhere by process, manufacturing | |||
| 325188 | 325180 | 325180 | Rare earth salts manufacturing | |||
| 325181 | 325180 | 325180 | Sal soda (i.e., washing soda) manufacturing | |||
| 325188 | 325180 | 325180 | Selenium compounds, not specified elsewhere by process, manufacturing | |||
| 325188 | 325180 | 325180 | Selenium dioxide manufacturing | |||
| 325188 | 325180 | 325180 | Silica gel manufacturing | |||
| 325188 | 325180 | 325180 | Silica, amorphous, manufacturing | |||
| 325188 | 325180 | 325180 | Silicofluorides manufacturing | |||
| 325188 | 325180 | 325180 | Silver bromide manufacturing | |||
| 325188 | 325180 | 325180 | Silver chloride manufacturing | |||
| 325188 | 325180 | 325180 | Silver compounds, not specified elsewhere by process, manufacturing | |||
| 325188 | 325180 | 325180 | Silver nitrate manufacturing | |||
| 325181 | 325180 | 325180 | Soda ash manufacturing | |||
| 325188 | 325180 | 325180 | Sodium aluminate manufacturing | |||
| 325188 | 325180 | 325180 | Sodium aluminum sulfate manufacturing | |||
| 325188 | 325180 | 325180 | Sodium antimoniate manufacturing | |||
| 325188 | 325180 | 325180 | Sodium arsenite (except insecticides) manufacturing | |||
| 325181 | 325180 | 325180 | Sodium bicarbonate manufacturing | |||
| 325188 | 325180 | 325180 | Sodium bichromate and chromate manufacturing | |||
| 325188 | 325180 | 325180 | Sodium borate manufacturing | |||
| 325188 | 325180 | 325180 | Sodium borohydride manufacturing | |||
| 325188 | 325180 | 325180 | Sodium bromide manufacturing | |||
| 325181 | 325180 | 325180 | Sodium carbonate (i.e., soda ash) manufacturing | |||
| 325188 | 325180 | 325180 | Sodium chlorate manufacturing | |||
| 325188 | 325180 | 325180 | Sodium cyanide manufacturing | |||
| 325188 | 325180 | 325180 | Sodium hydrosulfite manufacturing | |||
| 325181 | 325180 | 325180 | Sodium hydroxide (i.e., caustic soda) manufacturing | |||
| 325188 | 325180 | 325180 | Sodium hypochlorite manufacturing | |||
| 325188 | 325180 | 325180 | Sodium inorganic compounds, not specified elsewhere by process, manufacturing | |||
| 325188 | 325180 | 325180 | Sodium molybdate manufacturing | |||
| 325188 | 325180 | 325180 | Sodium perborate manufacturing | |||
| 325188 | 325180 | 325180 | Sodium peroxide manufacturing | |||
| 325188 | 325180 | 325180 | Sodium phosphate manufacturing | |||
| 325188 | 325180 | 325180 | Sodium polyphosphate manufacturing | |||
| 325188 | 325180 | 325180 | Sodium silicate (i.e., water glass) manufacturing | |||
| 325188 | 325180 | 325180 | Sodium silicofluoride manufacturing | |||
| 325188 | 325180 | 325180 | Sodium stannate manufacturing | |||
| 325188 | 325180 | 325180 | Sodium sulfate manufacturing | |||
| 325188 | 325180 | 325180 | Sodium tetraborate manufacturing | |||
| 325188 | 325180 | 325180 | Sodium thiosulfate manufacturing | |||
| 325188 | 325180 | 325180 | Sodium tungstate manufacturing | |||
| 325188 | 325180 | 325180 | Sodium uranate manufacturing | |||
| 325188 | 325180 | 325180 | Solid fuel propellants, inorganic, not specified elsewhere by process, manufacturing | |||
| 325188 | 325180 | 325180 | Stannic and stannous chloride manufacturing | |||
| 325188 | 325180 | 325180 | Strontium carbonate manufacturing | |||
| 325188 | 325180 | 325180 | Strontium compounds, not specified elsewhere by process, manufacturing | |||
| 325188 | 325180 | 325180 | Strontium nitrate manufacturing | |||
| 325188 | 325180 | 325180 | Sulfides and sulfites manufacturing | |||
| 325188 | 325180 | 325180 | Sulfocyanides manufacturing | |||
| 325188 | 325180 | 325180 | Sulfur and sulfur compounds, not specified elsewhere by process, manufacturing | |||
| 325188 | 325180 | 325180 | Sulfur chloride manufacturing | |||
| 325188 | 325180 | 325180 | Sulfur dioxide manufacturing | |||
| 325188 | 325180 | 325180 | Sulfur hexafluoride gas manufacturing | |||
| 325188 | 325180 | 325180 | Sulfur recovering or refining (except from sour natural gas) | |||
| 325188 | 325180 | 325180 | Sulfuric acid manufacturing | |||
| 325188 | 325180 | 325180 | Tanning agents, inorganic, manufacturing | |||
| 325188 | 325180 | 325180 | Thiocyanate manufacturing | |||
| 325188 | 325180 | 325180 | Tin chloride manufacturing | |||
| 325188 | 325180 | 325180 | Tin compounds, not specified elsewhere by process, manufacturing | |||
| 325188 | 325180 | 325180 | Tin oxide manufacturing | |||
| 325188 | 325180 | 325180 | Tin salts manufacturing | |||
| 325188 | 325180 | 325180 | Titanium dioxide manufacturing | |||
| 325188 | 325180 | 325180 | Tungstates (e.g., ammonium tungstate, sodium tungstate) manufacturing | |||
| 325188 | 325180 | 325180 | Tungsten compounds, not specified elsewhere by process, manufacturing | |||
| 325188 | 325180 | 325180 | Uranium compounds, not specified elsewhere by process, manufacturing | |||
| 325188 | 325180 | 325180 | Uranium oxide manufacturing | |||
| 325188 | 325180 | 325180 | Uranium, enriched, manufacturing | |||
| 325188 | 325180 | 325180 | Zinc ammonium chloride manufacturing | |||
| 325188 | 325180 | 325180 | Zinc chloride manufacturing | |||
| 325188 | 325180 | 325180 | Zinc compounds, not specified elsewhere by process, manufacturing | |||
| 325188 | 325180 | 325180 | Zinc hydrosulfite (i.e., zinc dithionite) manufacturing | |||
| 325188 | 325180 | 325180 | Zinc oxide (except pigments) manufacturing | |||
| 325188 | 325180 | 325180 | Zinc sulfide manufacturing |