| Naics index | Naics index description |
|---|---|
| 325180 | Calcium hypochlorite manufacturing |
| 325180 | Calcium inorganic compounds, not specified elsewhere by process, manufacturing |
| 325180 | Carbides (e.g., boron, calcium, silicon, tungsten) manufacturing |
| 325180 | Carbon black manufacturing |
| 325180 | Carbon disulfide manufacturing |
| 325180 | Carbon inorganic compounds manufacturing |
| 325180 | Carbonic acid manufacturing |
| 325180 | Caustic potash manufacturing |
| 325180 | Caustic soda (i.e., sodium hydroxide) manufacturing |
| 325180 | Cerium salts manufacturing |