|
| 2411 | Potassium cyanide, manufacturing | |
| 2411 | Potassium hydroxide (i.e., caustic potash), manufacturing | |
| 2411 | Potassium hypochlorate, manufacturing | |
| 2411 | Potassium inorganic compounds, not specified elsewhere by process, manufacturing | |
| 2411 | Potassium iodide, manufacturing | |
| 2411 | Potassium organic compounds, not specified elsewhere by process, manufacturing | |
| 2411 | Potassium permanganate, manufacturing | |
| 2411 | Propyl alcohol, manufacturing | |
| 2411 | Propylcarbinol, manufacturing | |
| 2411 | Propylene (propene), made from refined petroleum or natural gas liquids | |
| 2411 | Propylene glycol, manufacturing | |
| 2411 | Prussian blue pigments, manufacturing | |
| 2411 | Pyroligneous acids, manufacturing | |
| 2411 | Quebracho extract, manufacturing | |
| 2411 | Quercitron extract, manufacturing | |
| 2411 | Radium luminous compounds, manufacturing | |
| 2411 | Rare earth compounds, not specified elsewhere by process, manufacturing | |
| 2411 | Rare earth salts, manufacturing | |
| 2411 | Rennet, manufacturing | |
| 2411 | Resorcinol, manufacturing | |
| 2411 | Rosin, made by distillation of pine gum or pine wood | |
| 2411 | Saccharin, manufacturing | |
| 2411 | Sal soda (i.e., washing soda), manufacturing | |
| 2411 | Satin white pigments, manufacturing | |
| 2411 | Scarlet 2 R lake, manufacturing | |
| 2411 | Sebacic acid esters, manufacturing | |
| 2411 | Sebacic acid, manufacturing | |
| 2411 | Selenium compounds, not specified elsewhere by process, manufacturing | |
| 2411 | Selenium dioxide, manufacturing | |
| 2411 | Sienna pigments, manufacturing | |
| 2411 | Silica gel, manufacturing | |
| 2411 | Silica, amorphous, manufacturing | |
| 2411 | Silicofluorides, manufacturing | |
| 2411 | Silicone (except resins), manufacturing | |
| 2411 | Silver bromide, manufacturing | |
| 2411 | Silver chloride, manufacturing | |
| 2411 | Silver compounds, not specified elsewhere by process, manufacturing | |
| 2411 | Silver nitrate, manufacturing | |
| 2411 | Soda ash (i.e., disodium carbonate), manufacturing | |
| 2411 | Sodium acetate, manufacturing | |