| Subject | Dutch | Spanish |
| chem. | 5-Allyl-1,3-benzodioxool | 5-Alil-1,3-benzodioxol |
| environ., chem. | 4-amino-3-methyl-6-fenyl-1,2,4-triazine-5-on | 4-amino-3-metil-6-fenil-1,2,4-triazin-5-ona |
| med. | 1,3-bifosfoglyceraat | 1,3-difosfoglicerato |
| food.ind. | 1,2,3,4-butaantetraol | eritrito |
| food.ind. | 1,2,3,4-butaantetraol | eritritol |
| food.ind. | 1,2,3,4-butaantetraol | tetrahidroxibutano |
| food.ind. | 1,2,3,4-butaantetraol | mesoeritritol |
| food.ind. | 1,2,3,4-butaantetraol | 1,2,3,4-butanotetrol |
| chem. | 1,3-butadieen | 1,3-butadieno |
| chem. | 2-Chloor-1,3-butadieen | 2-Cloro-1,3-butadieno |
| chem. | 1-chloor-2,3-epoxypropaan | epiclorohidrina |
| chem. | chloorhydraat van 3-decyloxy-2-hydroxy-1-aminopropaan | chlorhidrato de 3-deciloxi-2-hidroxi-1-aminopropano |
| chem. | chloorhydraat van 3-decyloxy-2-hydroxy-1-aminopropaan | decominol |
| chem. | 1,2-Dibroom-3-chloorpropaan | 1,2-dibromo-3-cloropropano |
| chem. | 1,2-Dibroom-3-chloorpropaan | 1,2-Dibromo-3-cloropropano |
| agric., chem. | 1,2-Dibroom-3-chloor-propaan | 1,2-dibromo-3-cloropropano |
| chem. | 1,3-dichloor-2-propanol | 1,3-dicloro-2-propanol |
| chem. | 1,3-Dichloor-2-propanol | 1,3-dicloro-2-propanol |
| chem. | 1,3-dimethylbarbituurzuur | ácido 1,3-dimetilbarbitúrico |
| chem. | 1-5-ethylsulfonyl-1,3,4-thiadiazool-2-yl-1,3-dimethylureum | 1-5-etilsulfonil-1,3,4-tiadiazol-2-il-1,3-dimetilourea |
| life.sc. | endo-1, 3^4-beta-glucanase | endo-1,3-beta-glucanasa |
| chem. | 2-ethylhexaan-1,3-diol | 2-etilhexan-1,3-diol |
| agric. | "3 fase 1" | túnel sistema |
| agric. | "3 fase 1" | "3 fase 1" |
| food.ind. | 4-hexyl-1,3-benzeendiol | hexilresorcinol |
| food.ind. | 4-hexyl-1,3-benzeendiol | 4-hexil-1,3-bencenodiol |
| food.ind. | 4-hexyl-1,3-benzeendiol | 4‐hexilresorcinol |
| IT | 3,1 Hz audiofrequentie | audiofrecuencia a 3,1 kHz |
| commun. | 3,1 kHz telefonische teledienst | teleservicio telefonía a 3,1 kHz |
| commun. | lijnmodus 3.1.kHz audio | audio de 3,1 kHz en modo circuito |
| chem. | 6-methyl-1,3-dithiol4,5-bchinoxaline-2-on | 6-metil-1,3-ditiolo4,5-bquinoxalin-2-ona |
| chem. | 1-Methyl-3-nitro-1-nitrosoguanidine | 1-metil-3-nitro-1-nitrosoguanidina |
| chem. | 3-monochloor-1,2-propaandiol | 3-monocloro-1,2-propanodiol |
| agric., chem. | 1-octeen-3-ol | octenol 1-3 |
| chem. | 1-4-tert-butylfenyl-3-4-methoxyfenylpropaan-1,3-dion | 1-4-tercbutil-fenil-3 metoxifenil 1.3. propanodiona |
| chem. | 1,3-Propaansulton | 1,3-propanosultona |
| food.ind. | 1,2,3-propaantrioldiacetaat | diacetato de glicerilo |
| food.ind. | 1,2,3-propaantrioldiacetaat | diacetina |
| food.ind. | 1,2,3-propaantrioldiacetaat | 1,2,3-propanotriol diacetato |
| chem. | 1,3-propiolacton | 3-propanolido |
| chem. | 1,3-propiolacton | 1,3-propiolactona |
| chem. | 1,2,3,6-tetrahydro-N-1,1,2,2-tetrachloorethylthio | captafolISO |
| chem. | 1,2,3,6-tetrahydro-N-1,1,2,2-tetrachloorethylthio | 1,2,3,6-tetrahidro-N-1,1,2,2-tetracloroetiltioftalimida |
| el. | tone receiver-1 mod-3-kaart | placa del módulo 3 del receptor de tonos |
| chem. | 2,4,6-trianiline-p-carbo-2'-ethylhexyl-1'-oxy-1,3,5-triazine | 2,4,6-trianilina-p-carbo-2'-etilhexil-1'-oxi 1,3,5-triazina |
| chem. | 1,2,3-trichloorpropaan | 1,2,3-tricloropropano |
| food.ind. | triethyl-2-hydroxypropaan-1,2,3-tricarboxylaat | citrato de trietilo |
| food.ind. | triethyl-2-hydroxypropaan-1,2,3-tricarboxylaat | trietil-2-hidroxipropano-1,2,3-tricarboxilato |
| food.ind. | triethyl-2-hydroxypropaan-1,2,3-tricarboxylaat | citrato de etilo |
| chem. | 1,3,5-trimethylbenzeen | mesitileno |
