| Subject | English | Spanish |
| tech., industr., construct. | fluorescent whitening | blanqueo fluorescente |
| tech., industr., construct. | fluorescent whitening | blanqueo óptico |
| tech., industr., construct. | fluorescent whitening | azulamiento óptico |
| chem. | fluorescent whitening agent | agente de blanqueo óptico |
| chem. | fluorescent whitening agent | decolorante |
| chem. | fluorescent whitening agent | agente blanqueador fluorescente |
| industr., construct. | fluorescent whitening agent | blanqueador óptico |
| industr., construct. | fluorescent whitening agent | blanqueante óptico |
| industr., construct. | fluorescent whitening agent | blanqueante fluorescente |
| industr., construct. | fluorescent whitening agent | blanqueador fluorescente |
| industr., construct. | fluorescent whitening agent | agente de blanqueo fluorescente |
| chem. | fluorescent whitening agent | blanqueador |
| chem. | fluorescent whitening agent | agente blanqueante óptico |
| textile | optical whitening | blanqueo óptico |
| chem. | optical whitening agent | agente de blanqueo óptico |
| chem. | optical whitening agent | decolorante |
| chem. | optical whitening agent | blanqueador |
| chem. | optical whitening agent | blanqueador óptico |
| chem. | optical whitening agent | agente blanqueante óptico |
| math. | pre-whitening | el pre-blanquear |
| IT, el. | whitened matched filter | filtro adaptado blanqueado |
| chem. | whitening agent | agente de blanqueo óptico |
| chem. | whitening agent | decolorante |
| chem. | whitening agent | blanqueador óptico |
| chem. | whitening agent | blanqueador |
| chem. | whitening agent | agente blanqueante óptico |
| agric. | whitening cone | blanqueadora |
| agric. | whitening cone | cono blanqueador |
| IT, el. | whitening filter | filtro blanqueador |
| chem. | whitening for cleaning footwear | blanco para el calzado |
| mun.plan. | whitening for footwear | blanco mineral para los zapatos |
| chem. | whitening in the grain | blanqueamiento de los poros |
