| Subject | English | Spanish |
| agric. | added inert filtering agent | coadyuvante de filtración técnicamente inerte |
| comp., MS | Connection Filter agent | agente de filtro de conexión (An anti-spam agent that is enabled on computers that have the Microsoft Exchange Server 2007 Edge Transport server role installed) |
| life.sc. | filtering agent | agente filtrante |
| food.ind., chem. | inert filtering agent | coadyuvante de filtración |