| Acid purification | Air stripper off-gas | Amine purification |
| Aquarium water treatment | Amine purification | Carbon dioxide purification |
| Catalyst protection | Catalyst support | Chloramines from drinking water |
| Citric acid purification | Corn syrup decolonization | Decaffeinating of coffee |
| Dechlorination of drinking water | Gasoline vapor recovery | Glycerin purification |
| Glycol purification | Gold recovery | Groundwater remediation |
| Hydrogen sulfide from drinking water | Incinerator flue gas | Indoor air filtration for HVAC systems |
| Iron from drinking water | Mercury removal from liquid hydrocarbons | Organics from drinking water |
| Personnel protection respirators | Process water treatment | Product purification |