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Reagents, E, Alfa Aesar

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  • 4'-Ethoxyacetanilide, 97%

    Alfa Aesar

    Synonym(s): 4-Acetophenetidide, Phenacetin Formula: C10H13NO2 Formula weight: 179.22 Purity: 97% CAS Number: 62-44-2 Harmonized Tariff Code:  2924.29 Hazard Statements: H350-H302 May cause cancer. Harmful if swallowed. Precautionary Statements: …

  • Ethylenediaminetetraacetic acid disodium salt, 0.100N (0.050M) Standardized…

    Alfa Aesar

    Synonym(s): EDTA disodium salt Formula: (NaO2CCH2)2NCH2CH2N(CH2CO2H)2 Formula weight: 336.22 CAS Number: 139-33-3 Harmonized Tariff Code:  2922.49

  • Ethyl chloroacetate, 99%

    Alfa Aesar

    Synonym(s): Chloroacetic acid ethyl ester Formula: C4H7ClO2 Formula weight: 122.55 Purity: 99% CAS Number: 105-39-5 UN Number: UN1181 Hazard Class: 6.1 Packing Group: II Harmonized Tariff Code:  2915.40 Hazard Statements: H301-H311-H331-H226 Toxic if swallowed. Toxic in…

  • Enzyme storage buffer in TBS and glycerol, autoclaved

    Alfa Aesar

    Harmonized Tariff Code:  3822.00 Hazard Statements: H319 Causes serious eye irritation. Precautionary Statements: P280-P264-P305+P351+P338-P337+P313 Wear protective gloves/protective clothing/eye protection/face protection. Wash thoroughly after handling. IF IN EYES: Rinse cautiously with…

  • Ethyl trans-2-decenoate, 97%

    Alfa Aesar

    Synonym(s): trans-2-Decenoic acid ethyl ester Formula: C12H22O2 Formula weight: 198.31 Purity: 97% CAS Number: 7367-88-6 Harmonized Tariff Code:  2916.19

  • 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

  • Ethyl N-hydroxyacetimidate, 97%

    Alfa Aesar

    Synonym(s): Ethyl acetohydroximate Formula: C4H9NO2 Formula weight: 103.12 Purity: 97% CAS Number: 10576-12-2 Harmonized Tariff Code:  2928.00 Hazard Statements: H315-H319-H335-H227 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.…

  • 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…

  • 2-Ethylanthraquinone, 98%

    Alfa Aesar

    Formula: C16H12O2 Formula weight: 236.27 Purity: 98% CAS Number: 84-51-5 Harmonized Tariff Code:  2914.69

  • 2-(4-Hydroxyphenyl)ethanol, 98%

    Alfa Aesar

    Synonym(s): Tyrosol, 4-(2-Hydroxyethyl)phenol Formula: C8H10O2 Formula weight: 138.17 Purity: 98% CAS Number: 501-94-0 Harmonized Tariff Code:  2907.29 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. …

  • 1-Ethyl-2-methylquinolinium iodide, 97%

    Alfa Aesar

    Synonym(s): 1-Ethylquinaldinium iodide, Quinaldine ethiodide Formula: C12H14IN Formula weight: 299.16 Purity: 97% CAS Number: 606-55-3 Harmonized Tariff Code:  2933.49

  • Enrofloxacin

    Alfa Aesar

    Synonym(s): 1-Cyclopropyl-7-(4-ethyl-1-piperazinyl)-6-fluoro-1,4-dihydro-4-oxoquinoline-3-carboxylic acid Formula: C19H22FN3O3 Formula weight: 359.39 CAS Number: 93106-60-6 Harmonized Tariff Code:  2933.59

  • Ethyl acetate, ACS, 99.5+%

    Alfa Aesar

    Formula: C4H8O2 Formula weight: 88.11 Purity: 99.5+% 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 serious eye irritation. May cause…

  • 2-Ethyl-1-butanol, 99%

    Alfa Aesar

    Synonym(s): Isohexyl alcohol Formula: (CH3CH2)2CHCH2OH Formula weight: 102.18 Purity: 99% CAS Number: 97-95-0 UN Number: UN1987 Hazard Class: 3 Packing Group: III Harmonized Tariff Code:  2905.19 Hazard Statements: H311-H226-H302 Toxic in contact with skin. Flammable…

  • Europium(III) nitrate hexahydrate, REacton r, 99.9% (REO)

    Alfa Aesar

    Formula: Eu(NO3)3 6H2O Formula weight: 446.06 (337.97anhy) Purity: 99.9% (REO) CAS Number: 10031-53-5 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…

  • Ethanol, denatured, 91.6%, 3.7% methanol, 1.9% MIBK, 1% heptane, 1% ethyl…

    Alfa Aesar

    Synonym(s): Ethyl alcohol Formula: C2H6O Formula weight: 46.08 Purity: 91.6%, 3.7% methanol, 1.9% MIBK, 1% heptane, 1% ethyl acetate, 1% toluene (v/v) C

  • 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…

  • (S)-(+)-Epichlorohydrin, 98+%

    Alfa Aesar

    Synonym(s): (S)-(+)-1-Chloro-2,3-epoxypropane Formula: C3H5ClO Formula weight: 92.53 Purity: 98+% CAS Number: 67843-74-7 UN Number: UN2023 Hazard Class: 6.1 Packing Group: II Harmonized Tariff Code:  2910.30 Hazard Statements: H300-H310-H330-H350-H314-H318-H226-H317 …

  • 2-Ethylbutyric acid, 98%

    Alfa Aesar

    Synonym(s): Diethylacetic acid, Pentane-3-carboxylic acid Formula: (CH3CH2)2CHCO2H Formula weight: 116.16 Purity: 98% CAS Number: 88-09-5 UN Number: UN2922 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2915.90 Hazard Statements: H311-H314-H318-H227 Toxic…

  • 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

  • Ethylenediaminetetraacetic acid, iron(III) monosodium salt

    Alfa Aesar

    Formula: FeNa(O2CCH2)2NCH2CH2N(CH2CO2)2 Formula weight: 367.05 CAS Number: 15708-41-5 Harmonized Tariff Code:  2922.49

  • Ethanol, Alcohol Reagent, anhydrous, denatured, ACS, 94-96%

    Alfa Aesar

    Formula: C2H6O Formula weight: 46.08 Purity: 94-96% 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 organs. Precautionary…

  • Ethyl 2-chloro-4-methylpyrimidine-5-carboxylate, 95%

    Alfa Aesar

    Synonym(s): 2-Chloro-4-methylpyrimidine-5-carboxylic acid ethyl ester Formula: C8H9ClN2O2 Formula weight: 200.62 Purity: 95% CAS Number: 188781

  • 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:

  • 2-Ethylphenyl isothiocyanate, 98%

    Alfa Aesar

    Formula: C9H9NS Formula weight: 163.24 Purity: 98% CAS Number: 19241-19-1 UN Number: UN2922 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2930.90 Hazard Statements: H331-H314-H318-H302-H312 Toxic if inhaled. Causes severe skin burns and eye damage. Causes…

  • 4-Ethylphenyl isothiocyanate, 97%

    Alfa Aesar

    Formula: C9H9NS Formula weight: 163.24 Purity: 97% CAS Number: 18856-63-8 UN Number: UN2922 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2930.90 Hazard Statements: H331-H314-H318-H302-H312 Toxic if inhaled. Causes severe skin burns and eye damage. Causes…

  • 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…

  • Ethyl Acetate, HPLC Grade, 99.5+%

    Alfa Aesar

    Formula: C4H8O2 Formula weight: 88.11 Purity: 99.5+% 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 serious eye irritation. May cause…

  • Ethyl formate, 97%

    Alfa Aesar

    Synonym(s): Formic acid ethyl ester Formula: C3H6O2 Formula weight: 74.08 Purity: 97% CAS Number: 109-94-4 UN Number: UN1190 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2915.13 Hazard Statements: H225-H302-H332-H319-H335 Highly flammable liquid and…

  • Erythrosin B

    Alfa Aesar

    Synonym(s): C.I. 45430, Tetraiodofluorescein sodium salt Formula: C20H6I4Na2O5 Formula weight: 879.87 CAS Number: 568-63-8 Harmonized Tariff Code:  3204.12 Hazard Statements: H301 Toxic if swallowed. Precautionary Statements: P264-P270-P301+P310-P321-P405-P501a Wash thoroughly…

  • 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.…

  • ^e-Caprolactone, 99%

    Alfa Aesar

    Synonym(s): 6-Hexanolactone, 2-Oxepanone Formula: C6H10O2 Formula weight: 114.14 Purity: 99% CAS Number: 502-44-3 Harmonized Tariff Code:  2932.20 Hazard Statements: H318-H335-H315 Causes serious eye damage. May cause respiratory irritation. Causes skin irritation. …

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