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  • Ethylenediaminetetraacetic acid, 99%

    Alfa Aesar

    Synonym(s): Edetic acid, EDTA Formula: C10H16N2O8 Formula weight: 292.24 Purity: 99% CAS Number: 60-00-4 Harmonized Tariff Code:  2922.49 Hazard Statements: H319 Causes serious eye irritation. Precautionary Statements: P280-P264-P305+P351+P338-P337+P313 Wear protective…

  • Europium(III) nitrate hydrate, REacton r, 99.99% (REO)

    Alfa Aesar

    Formula: Eu(NO3)3 xH2O (x^=6) Formula weight: 337.97(anhy) Purity: 99.99% (REO) CAS Number: 100587-95-9 UN Number: UN1477 Hazard Class: 5.1 Packing Group: III Harmonized Tariff Code:  2846.90 Hazard Statements: H272-H315-H319-H335 May intensify fire; oxidizer. Causes skin…

  • Ethylene glycol, 99%

    Alfa Aesar

    Synonym(s): 1,2-Dihydroxyethane, 1,2-Ethanediol Formula: C2H6O2 Formula weight: 62.07 Purity: 99% CAS Number: 107-21-1 Harmonized Tariff Code:  2905.31 Hazard Statements: H302 Harmful if swallowed. Precautionary Statements: P264-P270-P301+P312-P330-P501a Wash thoroughly…

  • Eosin Yellowish

    Alfa Aesar

    Synonym(s): Acid Red 87, C.I. 45380 Formula: C20H6Br4Na2O5 Formula weight: 691.86 CAS Number: 17372-87-1 Harmonized Tariff Code:  3204.12 Hazard Statements: H319 Causes serious eye irritation. Precautionary Statements: P280-P264-P305+P351+P338-P337+P313 Wear protective…

  • Ethylmercury chloride

    Alfa Aesar

    Synonym(s): Chloroethylmercury, Ethyl mercuric chloride Formula: C2H5HgCl Formula weight: 265.13 CAS Number: 107-27-7 UN Number: UN2025 Hazard Class: 6.1 Packing Group: II Harmonized Tariff Code:  2852.10 Hazard Statements: H300-H310-H330-H373 Fatal if swallowed. Fatal in…

  • 2-Ethylhexanoic acid, 99%

    Alfa Aesar

    Formula: C8H16O2 Formula weight: 144.21 Purity: 99% CAS Number: 149-57-5 Harmonized Tariff Code:  2915.90 Hazard Statements: H361-H302-H312 Suspected of damaging fertility or the unborn child. Harmful if swallowed. Harmful in contact with skin. Precautionary Statements: …

  • Ethyl acetoacetate, 99+%

    Alfa Aesar

    Synonym(s): Acetoacetic acid ethyl ester, Acetoacetic ester Formula: C6H10O3 Formula weight: 130.14 Purity: 99+% CAS Number: 141-97-9 Harmonized Tariff Code:  2918.30 Hazard Statements: H319-H227 Causes serious eye irritation. Combustible liquid. Precautionary Statements: …

  • Ethylenediaminetetraacetic acid, 0.5M aq. soln, pH 8.0

    Alfa Aesar

    Synonym(s): EDTA Formula: C10H16N2O8 Formula weight: 292.24 CAS Number: 60-00-4 Harmonized Tariff Code:  2922.49

  • Ethylenediaminetetraacetic acid disodium salt dihydrate, ACS, 99.0-101.0%

    Alfa Aesar

    Synonym(s): EDTA disodium salt dihydrate Formula: (NaO2CCH2)2NCH2CH2N(CH2CO2H)2 2H2O Formula weight: 372.24 (336.22anhy) Purity: 99.0-101.0% CAS Number: 6381-92-6 Harmonized Tariff Code:  2922.49

  • Ethanol, anhydrous, denatured, HPLC Grade, 90%, 5% methanol, 5% isopropanol

    Alfa Aesar

    Formula: C2H6O Formula weight: 46.08 Purity: 90%, 5% methanol, 5% isopropanol CAS Number: 64-17-5 UN Number: UN1987 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2207.20 Hazard Statements: H225-H371 Highly flammable liquid and vapour. May cause damage to…

  • Eugenol, 99%

    Alfa Aesar

    Synonym(s): 4-Allyl-2-methoxyphenol, 4-Allylguaiacol Formula: C10H12O2 Formula weight: 164.21 Purity: 99% CAS Number: 97-53-0 Harmonized Tariff Code:  2909.50 Hazard Statements: H301-H315-H319-H317 Toxic if swallowed. Causes skin irritation. Causes serious eye irritation. May…

  • cis-5,8,11,14,17-Eicosapentaenoic acid

    Alfa Aesar

  • Elastase Substrate V

    Alfa Aesar

    Synonym(s): MeOSuc-AAPV-AMC, Neutrophil elastase substrate, fluorogenic Formula: C31H41N5O9 Formula weight: 627.70 CAS Number: 72252-90-5 Harmonized Tariff Code:  3204.90

  • Ethanol, denatured, Spectrophotometric Grade, 90%, packaged under Argon in…

    Alfa Aesar

    Formula: C2H6O Formula weight: 46.08 Purity: 90%, packaged under Argon in resealable ChemSeal^t bottles CAS Number: 64-17-5 UN Number: UN1987 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2207.20 Hazard Statements: H225-H371 Highly flammable liquid and vapour.…

  • Ethylhydrocupreine hydrochloride, 97%

    Alfa Aesar

    Synonym(s): Optochin hydrochloride, Numoquin hydrochloride Formula: C21H26N2O2 HCl Formula weight: 374.91 Purity: 97% CAS Number: 3413-58-9 Harmonized Tariff Code:  2939.99

  • Ethyl trifluoroacetate, 99%

    Alfa Aesar

    Synonym(s): Trifluoroacetic acid ethyl ester Formula: C4H5F3O2 Formula weight: 142.08 Purity: 99% CAS Number: 383-63-1 UN Number: UN2924 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2915.90 Hazard Statements: H225-H314-H318 Highly flammable liquid and…

  • Ethyl chrysanthemate, 95%

    Alfa Aesar

    Synonym(s): Ethyl 2,2-dimethyl-3-(1-isobutenyl)cyclopropane-1-carboxylate, Chrysanthemum monocarboxylic acid ethyl ester Formula: C12H20O2 Formula weight: 196.29 Purity:

  • 1-(3-Dimethylaminopropyl)-3-ethylcarbodiimide hydrochloride, 98+%

    Alfa Aesar

    Synonym(s): EDAC, EDCI Formula: C8H17N3 HCl Formula weight: 191.70 Purity: 98+% CAS Number: 25952-53-8 Harmonized Tariff Code:  2925.19 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary…

  • Ethyl isocyanoacetate, 98%

    Alfa Aesar

    Synonym(s): Isocyanoacetic acid ethyl ester Formula: CNCH2CO2CH2CH3 Formula weight: 113.12 Purity: 98% CAS Number: 2999-46-4 UN Number: UN2810 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2929.90 Hazard Statements: H331-H227-H302-H312-H315-H319-H335 …

  • Ethylenediaminetetraacetic acid disodium magnesium salt hydrate

    Alfa Aesar

    Synonym(s): EDTA disodium magnesium salt hydrate Formula: C10H12MgN2Na2O8 xH2O Formula weight: 358.50(anhy) CAS Number: 14402-88-1 Harmonized Tariff Code:  2922.49

  • Endothelial Cell Growth Supplement, bovine hypothalamus, BT-203

    Alfa Aesar

    MDL: MFCD00146844 Synonym(s): Endothelial Mitogen ECGS Form: Lyophilized powder Harmonized Tariff Code:   2937.19

  • Erythrosin B, spirit soluble

    Alfa Aesar

    Synonym(s): C.I. 45430:2, Solvent Red 140 Formula: C20H8I4O5 Formula weight: 835.89 CAS Number: 15905-32-5 Harmonized Tariff Code:  3204.19

  • Ethyl 4-chloro-8-methoxyquinoline-3-carboxylate

    Alfa Aesar

    Synonym(s): 4-Chloro-8-methoxyquinoline-3-carboxylic acid ethyl ester Formula: C13H12ClNO3 Formula weight: 265.70 CAS Number: 27568-05-4 Harmonized Tari

  • Ethyl nicotinate, 99%

    Alfa Aesar

    Synonym(s): Ethyl pyridine-3-carboxylate, Nicotinic acid ethyl ester Formula: C8H9NO2 Formula weight: 151.17 Purity: 99% CAS Number: 614-18-6 Harmonized Tariff Code:  2933.39 Hazard Statements: H319-H227 Causes serious eye irritation. Combustible liquid. Precautionary…

  • Ethanolamine, ACS, 99+%

    Alfa Aesar

    Synonym(s): Monoethanolamine; 2-Aminoethanol CAS Number: 141-43-5 MDL: MFCD00008183 EINECS: 205-483-3 Formula: HOCH2CH2NH2 Formula Weight: 61.08 Form: Liquid Melting Point: 10° Boiling Point: 169-170° …

  • Ethyl (ethoxymethylene)cyanoacetate, 98%

    Alfa Aesar

    Synonym(s): Ethyl 2-cyano-3-ethoxyacrylate Formula: C8H11NO3 Formula weight: 169.18 Purity: 98% CAS Number: 94-05-3 UN Number: UN3439 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2926.90 Hazard Statements: H301-H334-H315-H319-H317-H335 Toxic if…

  • Ethylenediamine, 99%

    Alfa Aesar

    Synonym(s): 1,2-Diaminoethane, 1,2-Ethanediamine Formula: C2H8N2 Formula weight: 60.10 Purity: 99% CAS Number: 107-15-3 UN Number: UN1604 Hazard Class: 8 Packing Group: II Harmonized Tariff Code:  2921.21 Hazard Statements: H334-H314-H226-H302-H312-H317 May cause…

  • Ethyl acetate, 99%

    Alfa Aesar

    Synonym(s): Acetic acid ethyl ester Formula: C4H8O2 Formula weight: 88.11 Purity: 99% CAS Number: 141-78-6 UN Number: UN1173 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2915.31 Hazard Statements: H225-H319-H336 Highly flammable liquid and vapour. Causes…

  • Evans Blue

    Alfa Aesar

    Synonym(s): C.I. 23860 Formula: C34H24N6Na4O14S4 Formula weight: 960.82 CAS Number: 314-13-6 Harmonized Tariff Code:  2927.00 Hazard Statements: H351 Suspected of causing cancer. Precautionary Statements: P281-P201-P202-P308+P313-P405-P501a Use personal protective equipment as…

  • 5-Ethyl-2-thiophenecarboxaldehyde, 98%

    Alfa Aesar

    Formula: C7H8OS Formula weight: 140.21 Purity: 98% CAS Number: 36880-33-8 Harmonized Tariff Code:  2934.99

  • Ethylene glycol, Spectrophotometric grade, 99+%

    Alfa Aesar

    Formula: C2H6O2 Formula weight: 62.07 Purity: 99+% CAS Number: 107-21-1 Harmonized Tariff Code:  2905.31 Hazard Statements:

  • Ethyl 4-dimethylaminobenzoate, 99%

    Alfa Aesar

    Synonym(s): 4-Dimethylaminobenzoic acid ethyl ester Formula: C11H15NO2 Formula weight: 193.25 Purity: 99% CAS Number: 10287-53-3 Harmonized Tariff Code:  2922.49

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