| English | Spanish |
| Ag2SO4 | sulfato de plata |
| Ag2SO4 | PO4Ag2 |
| alpha-2-oxoborn-3-ylidene toluene-4-sulphonic acid | ácido alfa 2-oxo-3-bornilideno 4-toluensulfónico |
| 4-amino-2', 3-dimethylazobenzene | 4-o-tolilazo-o-toluidina |
| 4-amino-2', 3-dimethylazobenzene | fast garnet GBC base |
| 4-amino-2', 3-dimethylazobenzene | 4-amino-2',3-dimetilazobenceno |
| 3-amino-1, 2, 4-triazole | aminotriazol |
| 3-amino-1, 2, 4-triazole | amitrol |
| 4-aminoazobenzene | 4-aminoazobenceno |
| 4-aminobenzoic acid | ácido p-aminobenzoico |
| 4-aminobenzoic acid | ácido 4-aminobenzoico |
| 4-aminobiphenyl | 4-aminobifenilo |
| 4-aminodiphenyl | 4-aminodifenil |
| 4-amino-3-fluorophenol | 4-amino-3-fluorofenol |
| AuCl3.HCl4H2O | ácido auriclorhídrico |
| AuCl3.HCl4H2O | AuCl3.HCl4H2O |
| AuCl3.HCl4H2O | ácido cloráurico |
| AuCl3.HCl4H2O | cloruro amarillo |
| BaCrO4 | cromato de bario |
| BaCrO4 | CrO4Ba |
| BaMnO4 | manganato de bario |
| BaMnO4 | MnO4Ba |
| 7-benzyloxy-6-butyl-3-methoxycarbonyl-4-quinolone | benzocuato de metilo |
| biphenyl-4, 4'-ylenediamine | 4,4'-diaminobifenilo |
| biphenyl-4, 4'-ylenediamine | bencidina |
| biphenyl-4-amine | 4-aminobifenilo |
| biphenyl-4-ylamine | 4-aminobifenilo |
| 4-bromo-2, 5-dimethoxyamphetamine | brolanfetamina |
| 4-bromo-2, 5-dimethoxyamphetamine | 4-bromo-2,5-dimetoxianfetamina |
| CaCrO4.2H2O | cromato de calcio |
| CaCrO4.2H2O | CrO4Ca.2H2O |
| CaHPO4.2H2O | CaHPO4.2H2O |
| CaHPO4.2H2O | ortofosfato bicálcico |
| CoSO4.NH42SO4.6H2O | CoSO4.NH42SO4.6H2O |
| CoSO4.NH42SO4.6H2O | sulfato de amonio y de cobalto |
| CP4 etch | ataque CP4 |
| CuSO4.5H2O | sulfato cúprico |
| CuSO4.5H2O | SO4Cu.5H2O |
| Decachloropentacyclo /5, 2, 1, O2, 6, O3, 9, O5, 8/ decan-4-one | clordecone |
| 4, 4'-diaminobiphenyl | bencidina |
| 4, 4'-diaminobiphenyl | 4,4'-diaminobifenilo |
| 4,4'-diaminodiphenylmethane | 4,4'-metilendianilina |
| 4,4'-diaminodiphenylmethane | 4,4'-metilenodianilina |
| 4,4'-diaminodiphenylmethane | 4,4'-diaminodifenilmetano |
| 2, 4-diaminophenol hydrochloride | amidol |
| 2, 4-diaminophenol hydrochloride | clorhidrato de 2,4-diaminofenol |
| 2, 4-diaminophenylethanol and its salts | 2,4-diaminofeniletanol y sus sales |
| 4, 4'-diarylazobiphenyl | 4,4'diarilazobifenilos |
| 2, 2'-dichloro-4, 4'-methylenedianiline | 4,4'-metilenbis2-cloroanilina |
| 2, 2'-dichloro-4, 4'-methylenedianiline | 2,2'-dicloro-4,4'-metilendianilina |
| 1, 4 Dichlorobenzene | 1,4-diclorobenzeno |
| 3, 3'-dichlorobiphenyl-4, 4'-ylenediamine | 3,3'-diclorobencidina |
| 1, 4-dichlorobut-2-ene | 1,4-diclorobut-2-eno |
| 2, 4-dichlorophenyl 4-nitrophenyl ether | óxido de 2,4-diclorofenilo y de 4-nitrofenilo |
| 2, 4-dichlorophenyl4-nitrophenyl ether | 4-nitrofenil éter |
| 2, 4-dichlorophenyl4-nitrophenyl ether | nitrofeneISO |
| 2, 4-dichlorophenyl4-nitrophenyl ether | 2,4-diclorofenile |
| 4, 4'-dihydroxy-3, 3'-methylenebis2H-chromen-2-one | dicumarol |
| 1, 4 dihydroxybenzen | 1,4-dihidroxibenceno |
| 1, 4-dihydroxybenzene | hidroquinona |
| 1, 1'-Dimethyl-4, 4'-bipyridylium ion | paraquat |
| dimethyl 4-nitrophenyl phosphorothioate | metilparatión |
| 1, 4-dimethylcyclohexane | 1,4-dimetilciclohexano |
| 2, 4-dimethylpentan-3-one | 2,4-dimetilpentan-3-ona |
| 2, 4-dimethylphenol | 2,4-dimetilfenol |
| 2,4-dinitrotoluene | 2,4-dinitrotolueno |
| 1, 4-dioxan-2, 3-dityl bil 00-diethyl phosphorobithioate | dioxation |
| 1, 4-dioxane | 1,4-dioxano |
| 1,4-dioxin | 1,4-dioxina |
| 4E,7E,10Z,13E,16E,19E-docosa-4,7,10,13,16,19-hexaenoic acid | ácido docosahexaenoico |
| Erlenmeyer flask fitted with a rising 4 ball condenser | matraz Erlenmeyer provisto de un refrigerante de 4 bolas |
| 6-Ethoxy-1, 2-dihydro-2, 2, 4-trimethylquinoline | etoxiquina |
| ethoxylated ethyl-4-aminobenzoate | etil-4-aminobenzoato etoxilado |
| 4-ethoxy-m-phenylenediamine and its salts | 4-etoxi-m-fenilenediamina y sus sales |
| 2-ethylhexyl 3, 5-bis 1,1-dimethylethyl-4-hydroxyphenyl methyl thio acetate | 3,5-bis1,1-dimetiletil-4-hidroxifenil metiltio acetato de 2-etilhexilo |
| 2-ethylhexyl 4-dimethylaminobenzoate | dimetilamino-4-benzoato de 2-etilhexilo |
| 2-ethylhexyl 4-methoxycinnamate | 4-metoxicinamato de 2-etilhexilo |
| 4-ethylphenol | 4-etilfenol |
| NH44Fe CN6 | ferrocianuro de amonio |
| NH44Fe CN6 | FeCN6NH44 |
| Fe3O4 | Fe3O4 |
| Fe3O4 | óxido magnético de hierro |
| Fe3O4 | ferrito ferroso |
| FeSO4.NH42SO4.6H2O | sulfato ferroso-amoniacal |
| FeSO4.NH42SO4.6H2O | FeSO4.NH42SO4.6H2O |
| FeSO4.NH42SO4.6H2O | sal de Mohr |
| group 4 material | material del grupo 4 |
| HBF4 | ácido fluobórico |
| HClO4 | HClO4 |
| HClO4 | ácido perclórico |
| H2CrO4 | ácido crómico |
| H2CrO4 | CrO4H2 |
| 1, 4, 5, 6, 7, 8, 8-Heptachloro-3a, 4, 7, 7a-tetrahydro-4, 7-endo-methanoindene | heptacloro |
| 6,7,8,9,10,10-Hexachloro-I, 5, 5a, 6, 9, 9a-hexahydro-6, 9-methano-2, 4, 3- benzoe-diocathiepin 3-oxide | endosulfán |
| H4Fe CN6 | ácido ferrocianhídrico |
| H4Fe CN6 | FeCN6H4 |
| H5IO6 = HIO4.2OH2 | ácido peryódico |
| HMnO4 | ácido permangánico |
| HMnO4 | MnO4H |
| H2MnO4 | ácido mangánico |
| H2MnO4 | MnO4H2 |
| H2MoO4 | ácido molíbdico |
| H2MoO4 | MoO4H2 |
| H4P207 | ácido pirofosfórico |
| H4P207 | P2O-H4 |
| H2PtCl4 | ácido platinoclorhídrico |
| H2PtCl4 | PtCl4H2 |
| H2SeO4 | H2SeO4 |
| H2SeO4 | ácido selénico |
| 4-hydroxybenzoate | p-hidroxibenzoato |
| 2-hydroxy-4-methoxybenzophenone-5 sulphonic acid | sulisobenzona |
| 2-hydroxy-4-methoxy-4'-methylbenzophenone | mexenona |
| Ir OH4 | tetrahidróxido del iridio |
| isopentyl-4-methoxycinnamate | isopentil-4-metoxicinamato |
| isopentyl-4-methoxycinnamate | 4-metoxicinamato de amilo |
| 4-isopropylbenzyl salicylate | salicilato de 4-isopropil bencilo |
| K2CrO4 | cromato amarillo |
| K2CrO4 | cromato de potasio |
| K2CrO4 | CrO4K2 |
| KH2PO4 | fosfato monopotásico |
| K2MnO4 | manganato de potasio |
| K2MnO4 | MnO4K2 |
| K2PdCl4 | paladocloruro de potasio |
| K2PdCl4 | PdCl2.2KCl |
| 4-methoxy-4-methylpentane-2-one | 4-metil-4-metoxipentan-2-ona |
| 4, 4'-methylene bis 2-chloroaniline | 2,2'-dicloro-4,4'-metilendianilina |
| 4, 4'-methylene bis 2-chloroaniline | 4,4'-metilenbis2-cloroanilina |
| 4,4'-methylenedianiline | 4,4'-diaminodifenilmetano |
| 4,4'-methylenedianiline | 4,4'-metilenodianilina |
| 4,4'-methylenedianiline | 4,4'-metilendianilina |
| 3, 4 methylenedioxy-phenylpropan-2-one | 3,4-metilendioxi-fenilprop-2-ona |
| 3, 4 methylenedioxyphenylpropan-2-one | 3,4-metilendioxifenil-2-propanona |
| 3, 4-methylenedioxyphenylpropan-2-one | 3,4-metilenodioxifenilpropano-2-ona |
| 4-methyl-m-phenylenediamine | 4-metil-m-fenilendiamina |
| 4-methylpentan-2-one | 4-metilpentanl-2-ona |
| MnB4O7 | tetraborato de manganeso |
| MnB4O7 | B4O7Mn |
| MnCrO4 | cromato neutro de manganeso |
| MnCrO4 | CrO4Mn |
| 4-triphenylmethyl morpholine | trifenmorph |
| 4-triphenylmethyl morpholine | 4-tritylmorpholin |
| 4, 4'-méthylenedi-o-toluidine | 4,4'-metilendi-o-toluidina |
| Na2B4O7 | tetraborato bisódico |
| Na2B4O7 | bórax anhidro |
| Na2B4O7 | tetraborato de sodio |
| Na2B4O7 | bórax refinado |
| Na2CrO4.1OH2O | cromato de sodio |
| Na2CrO4.1OH2O | CrO4Na2.1OH2O |
| Na4Fe CN6.10H2O | FeCN6Na4.10H2O |
| Na4Fe CN6.10H2O | E535 |
| Na4Fe CN6.10H2O | ferrocianuro de sodio |
| Na2HAsO4 | ortoarseniato bisódico |
| NaH2PO4 | fosfato monosódico |
| Na2HPO4 | fosfato bisódico |
| Na2HPO4 | ortofosfato bisódico |
| Na2HPO4 | Na2HPO4 |
| Na2HPO4 | PO4Na2H |
| NaH2PO4 | PO4NaH2 |
| NaH2PO4.2H2O | NaH2PO4.2H2O |
| NaH2PO4.2H2O | ortofosfato monosódico |
| Na2MnO4 | manganato de sodio |
| Na2MnO4 | MnO4Na2 |
| NaMnO4.3H2O | permanganato de sodio |
| NaMnO4.3H2O | MnO4Na.3H2O |
| NaNH4HPO4.4H2O | NaNH4HPO4.4H2O |
| NaNH4HPO4.4H2O | sal de fósforo |
| NaNH4HPO4.4H2O | ortofosfato de amonio y de sodio |
| Na4P2O7 | Na4P2O7 |
| Na4P2O7 | pirofosfato de sodio neutro |
| Na3PO4.l2H2O | ortofosfato trisódico |
| Na3PO4.l2H2O | Na3PO4.12H2O |
| NaSO4 | sulfato sódico |
| NH4Cr (NH3)2(SCN)4.H2O | sal de Reinecke |
| NH4Cr (NH3)2(SCN)4.H2O | tetratiocianodiaminocromato |
| NH4Cr (NH3)2(SCN)4.H2O | reineckato de amonio |
| NH4BO2.2H2O | metaborato de amonio |
| NH4BO2.2H2O | BO2NH4.2H2O |
| NH2COONH4 | carbamato amónico |
| NH2COONH4 | COO.NH2.NH4 |
| NH4OH | amoníaco en solución acuosa |
| NH4OH | álcali volátil |
| NH4OH | amoníaco |
| NH4SCN | tiocianato de amonio |
| NH4SCN | CNSNH4 |
| NH4VO3 | metavanadato de amonio |
| NH4VO3 | VO3NH4 |
| NiSO4.NH42SO4.6H2O | NiSO4.NH42SO4.6H2O |
| NiSO4.NH42SO4.6H2O | sulfato de amonio y de níquel |
| 4-nitrobiphenyl | 4-nitrobifenilo |
| 4-nitrodiphenyl | 4-nitrodifenil |
| N-methyl-N,2,4,6-tetranitroaniline | tetralita |
| N-methyl-N,2,4,6-tetranitroaniline | tetril |
| N-methyl-N,2,4,6-tetranitroaniline | N-metil-N, 2,4,6-tetranitroanilina |
| N-propoxylated ethyl-4-aminobenzoate | benzoato de etilo y de bis 4-(Hidroxipropil)amina |
| 1, 2, 4, 5, 6, 7, 8, 8-Octachloro-3a, 4, 7, 7a-tetrahydro-4, 7-endomethanoindane | clordán |
| 1, 2, 4, 5, 6, 7, 8, 8-Octachloro-3a, 4, 7, 7a-tetrahydro-4, 7-endomethanoindane | clordano |
| OO-Diethyl O-4-nitrophenyl phosphorothioate | paratión |
| OsCl4 | OsCl4 |
| OsCl4 | tetracloruro de osmio |
| OsO4 | OsO4 |
| OsO4 | tetraóxido de osmio |
| 4-o-tolylazo-o-toluidine | 4-o-tolilazo-o-toluidina |
| 4-o-tolylazo-o-toluidine | 4-amino-2',3-dimetilazobenceno |
| 4-o-tolylazo-o-toluidine | fast garnet GBC base |
| pass through a filtering crucible of 4 porosity | crisol filtrador |
| Phenol, 2-methoxy-4-1-propenyl- | isoeugenol |
| P2I4 | biyoduro de fósforo |
| NH43PO4 | ortofosfato triamónico |
| ponceau 4 R | CI food red 7 |
| ponceau 4 R | E124 |
| ponceau 4 R | new coccine |
| ponceau 4 R | punzo 4R |
| ponceau 4 R | E 124 |
| ponceau 4 R | Ponceau 4R, rojo cochinilla A |
| ponceau 4 R | rojo cochinilla A |
| P4S10 | P2S5.P4S10 |
| P4S3 | sesquisulfuro de fósforo |
| P4S3 | trisulfuro de tetrafósforo |
| P4S10 | pentasulfuro de fósforo |
| PtCl4 | PtCl4 |
| PtCl4 | cloruro platínico |
| PuF4 | PuF4 |
| PuF4 | tetrafluoruro de plutonio |
| RuCl4 | RuCl4 |
| RuCl4 | tetracloruro de rutenio |
| RuO4 | RuO4 |
| RuO4 | tetraóxido de rutenio |
| 6-sec-Butyl-2, 4-dinitrophenol | dinoseb |
| 2-sec-butyl-4, 6-dinitrophenyl-3-methylcrotonate | binapacril |
| 2-sec-butyl-4, 6-dinitrophenyl-3-methylcrotonate | 3-metilcrotonato de 2-sec-butil-4,6-dinitrofenilo |
| Si3N4 | Si3N4 |
| Si3N4 | nitruro de silicio |
| sodium 4-4-dimethylaminophenylazo benzenesulphonate | anaranjado de metilo |
| SrCrO4 | cromato de estroncio |
| SrCrO4 | CrO4Sr |
| 2-tert-Butyl-4, 6-dinitrophenol | dinoterb |
| 5-tert-butyl-2,4,6-trinitro-m-xylene | 5-terc-butil-2,4,6-trinitro-m-xileno |
| Th OH4 | Th OH4 |
| Th OH4 | torina hidratada |
| Th OH4 | hidróxido de torio |
| ThCl4 | ThCl4 |
| ThCl4 | cloruro de torio |
| 2, 4, 6-trianilino-p-carbo-2'-ethylhexyl-1'-oxi-1, 3, 5-triazine | 2,4,6-trianilina-p-carbo-2'-etilhexil-1'-oxi 1,3,5-triazina |
| 2, 4, 6-trihydroxy-1, 3, 5-triazine | ácido cianúrico |
| 2, 4, 6-trihydroxy-1, 3, 5-triazine | Csub3subHsub3subNsub3subOsub3sub |
| 3, 4, 5-trihydroxybenzoic acid | ácido gálico |
| 2, 4, 6-trinitrophenol | 2,4,6-trinitrofenol |
| 2, 4, 6-trinitrotoluene | trilita |
| 2, 4, 6-trinitrotoluene | 2,4,6-trinitrotolueno |
| 4-tritylmorpholin | 4-tritylmorpholin |
| 4-tritylmorpholin | trifenmorph |
| UO2SO4.3H2O | sulfato de uranilo |
| UO2SO4.3H2O | SO4UO2.3H2O |
