Alfa Aesar

Reagents, N, Alfa Aesar

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  • Niobium nitride

    Alfa Aesar

    Formula: NbN Formula weight: 106.92 CAS Number: 24621-21-4 Harmonized Tariff Code:  2850.00

  • 1-Naphthol, 99%

    Alfa Aesar

    Synonym(s): ^a-Naphthol, 1-Hydroxynaphthalene Formula: C10H8O Formula weight: 144.17 Purity: 99% CAS Number: 90-15-3 UN Number: UN2811 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2907.15 Hazard Statements: H318-H302-H312-H335-H315 Causes serious eye…

  • n-Hexadecane, 99%

    Alfa Aesar

    Formula: CH3(CH2)14CH3 Formula weight: 226.45 Purity: 99% CAS Number: 544-76-3 Harmonized Tariff Code:  2901.10 Hazard Statements: H315-H319 Causes skin irritation. Causes serious eye irritation. Precautionary Statements: P280-P305+P351+P338-P362-P321-P332+P313-P337+P313 Wear…

  • Ninhydrin, ACS reagent

    Alfa Aesar

    Synonym(s): 2,2-Dihydroxy-1,3-indanedione Formula: C9H6O4 Formula weight: 178.14 CAS Number: 485-47-2 Harmonized Tariff Code:  2914.39 Hazard Statements: H301-H315-H319-H335 Toxic if swallowed. Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.…

  • Naproxen sodium, 98%

    Alfa Aesar

    Formula: C14H13NaO3 Formula weight: 252.24 Purity: 98% CAS Number: 26159-34-2 Harmonized Tariff Code:  2918.99

  • N,N,N',N'-Tetramethylethylenediamine, 99%

    Alfa Aesar

    Synonym(s): 1,2-Bis(dimethylamino)ethane, TMEDA Formula: C6H16N2 Formula weight: 116.21 Purity: 99% CAS Number: 110-18-9 UN Number: UN2372 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2921.29 Hazard Statements: H225-H314-H302-H332 Highly flammable liquid…

  • Nigericin sodium salt, 98+%

    Alfa Aesar

    Synonym(s): Antibiotic K178 sodium salt Formula: C40H67NaO11 Formula weight: 746.94 Purity: 98+% CAS Number: 28380-24-7 UN Number: UN3462 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2941.90 Hazard Statements: H301-H315-H319-H335 Toxic if swallowed.…

  • Nalidixic acid, 99%

    Alfa Aesar

    Synonym(s): 1,4-Dihydro-1-ethyl-7-methyl-4-oxo-1,8-naphthyridine-3-carboxylic acid, 1-Ethyl-1,4-dihydro-7-methyl-4-oxo-1,8-naphthyridine-3-carboxylic acid Formula: C12H12N2O3 Formula weight: 232.24 Purity: 99% CAS Number: 389-08-2 Harmonized Tariff Code:  2933.99 Hazard…

  • Nitric acid, 65-70%, 99.9999% (metals basis)

    Alfa Aesar

    Formula: HNO3 Formula weight: 63.01 Purity: 99.9999% (metals basis) CAS Number: 7697-37-2 UN Number: UN2031 Hazard Class: 8 Packing Group: II Harmonized Tariff Code:  2808.00 Hazard Statements: H314-H272 Causes severe skin burns and eye damage. May intensify fire;…

  • 1-Nitroso-2-naphthol-3,6-disulfonic acid disodium salt, 90+%

    Alfa Aesar

    Synonym(s): 1-Nitroso-R-salt Formula: C10H5NNa2O8S2 Formula weight: 377.26 Purity: 90+% CAS Number: 525-05-3 Harmonized Tariff Code:  2908.99 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. …

  • Nickel ammonium sulfate hexahydrate

    Alfa Aesar

    Synonym(s): Ammonium nickel sulfate hexahydrate Formula: Ni(NH4)2(SO4)2.6H2O Formula weight: 394.99 (286.90anhy) CAS Number: 7785-20-8 UN Number: UN3077 Hazard Class: 9 Packing Group: III Harmonized Tariff Code:  3102.21 Hazard Statements: …

  • Nickel pieces, 99.9+% (metals basis)

    Alfa Aesar

    Purity: 99.9+% (metals basis) CAS Number: 7440-02-0 Harmonized Tariff Code:  7502.10 Hazard Statements: H372-H351-H317 Causes damage to organs through prolonged or repeated exposure. Suspected of causing cancer. May cause an allergic skin reaction. Precautionary Statements: …

  • N-Boc-trans-4-hydroxy-L-proline methyl ester, 97%

    Alfa Aesar

    Formula: C11H19NO5 Formula weight: 245.28 Purity: 97% CAS Number: 74844-91-0 Harmonized Tariff Code:  2933.99

  • N-(2,2,2-Trichloroethoxycarbonyloxy)succinimide, 98+%

    Alfa Aesar

    Synonym(s): N-Succinimidyl 2,2,2-trichloroethyl carbonate Formula: C7H6Cl3NO5 Formula weight: 290.49 Purity: 98+% CAS Number: 66065-85-8

  • 4-Nitrophenyl chloroformate, 97%

    Alfa Aesar

    Synonym(s): Chloroformic acid 4-nitrophenyl ester Formula: C7H4ClNO4 Formula weight: 201.57 Purity: 97% CAS Number: 7693-46-1 UN Number: UN3261 Hazard Class: 8 Packing Group: II Harmonized Tariff Code:  2915.90 Hazard Statements: H301-H314-H318-H332 Toxic if swallowed.…

  • Nafion r NR50, super acidic ion exchange resin catalyst

    Alfa Aesar

    Synonym(s): Perfluorosulfonic acid-PTFE copolymer Formula: Rf[OCF2CF(CF3)2] nOCF2CF2SO3H CAS Number: 31175-20-9 Harmonized Tariff Code:  3914.00 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary…

  • Nonanophenone, 97%

    Alfa Aesar

    Synonym(s): n-Octyl phenyl ketone Formula: C15H22O Formula weight: 218.34 Purity: 97% CAS Number: 6008-36-2 Harmonized Tariff Code:  2914.39

  • N-Allylthiourea, 98%

    Alfa Aesar

    Synonym(s): Thiosinamine Formula: C4H8N2S Formula weight: 116.19 Purity: 98% CAS Number: 109-57-9 UN Number: UN2811 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2930.90 Hazard Statements: H301-H317 Toxic if swallowed. May cause an allergic skin…

  • 1-Naphthyl phosphate disodium salt hydrate, 99%

    Alfa Aesar

    Synonym(s): Disodium 1-naphthyl phosphate hydrate Formula: C10H7Na2O4P xH2O Formula weight: 268.12(anhy) Purity: 99% CAS Number: 207569-06-0 Harmonized Tariff Code:  2919.90 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause…

  • Nitric acid, ACS, 68.0-70.0%

    Alfa Aesar

    Formula: HNO3 Formula weight: 63.01 CAS Number: 7697-37-2 UN Number: UN2031 Hazard Class: 8 Packing Group: II Harmonized Tariff Code:  2808.00 Hazard Statements: H314-H272 Causes severe skin burns and eye damage. May intensify fire; oxidizer. Precautionary Statements: …

  • N,N-Dimethylformamide, 99%

    Alfa Aesar

    Synonym(s): DMF Formula: HCON(CH3)2 Formula weight: 73.09 Purity: 99% CAS Number: 68-12-2 UN Number: UN2265 Hazard Class: 3 Packing Group: III Harmonized Tariff Code:  2924.19 Hazard Statements: H360-H226-H312-H332-H319 May damage fertility or the unborn child.…

  • Nitric acid, ACS, fuming, 90%

    Alfa Aesar

    Formula: HNO3 Formula weight: 63.01 Purity: 90% CAS Number: 7697-37-2 UN Number: UN2031 Hazard Class: 8 Packing Group: I Harmonized Tariff Code:  2808.00 Hazard Statements: H272-H330-H314-H318 May intensify fire; oxidizer. Fatal if inhaled. Causes severe skin burns and eye…

  • Nisin, 900 I.U./mg

    Alfa Aesar

    Formula: C143H230N42O37S7 Formula weight: 3354.06 Purity: 90% CAS Number: 1414-45-5 Harmonized Tariff Code:  2941.90

  • 4-Nitrophenol, 99%

    Alfa Aesar

    Formula: C6H5NO3 Formula weight: 139.11 Purity: 99% CAS Number: 100-02-7 UN Number: UN1663 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2908.99 Hazard Statements: H373-H302-H312-H332 May cause damage to organs through prolonged or repeated exposure.…

  • Ninhydrin, 99%

    Alfa Aesar

    Synonym(s): 2,2-Dihydroxy-1,3-indanedione, 1,2,3-Indantrione Formula: C9H6O4 Formula weight: 178.14 Purity: 99% CAS Number: 485-47-2 Harmonized Tariff Code:  2914.39 Hazard Statements: H301-H315-H319-H335 Toxic if swallowed. Causes skin irritation. Causes serious eye irritation.…

  • N-Methyl-N-(trimethylsilyl)trifluoroacetamide, 97%

    Alfa Aesar

    Synonym(s): MSTFA, N-Trimethylsilyl-N-methyltrifluoroacetamide Formula: C6H12F3NOSi Formula weight: 199.25 Purity: 97% CAS Number: 24589-78-4 UN Number: UN1993 Hazard Class: 3 Packing Group: III Harmonized Tariff Code:  2931.90 Hazard Statements: H226-H315-H319-H335 …

  • Naphthalene, 99+%

    Alfa Aesar

    Formula: C10H8 Formula weight: 128.17 Purity: 99+% CAS Number: 91-20-3 UN Number: UN1334 Hazard Class: 4.1 Packing Group: III Harmonized Tariff Code:  2902.90 Hazard Statements: H228-H351-H302 Flammable solid. Suspected of causing cancer. Harmful if swallowed. …

  • Nickel Chromium Iron powder, -325 mesh

    Alfa Aesar

    Formula: Ni Cr Fe 58 27-31 7-11 wt UN Number: UN3089 Hazard Class: 4.1 Packing Group: III Harmonized Tariff Code:  7504.00 Hazar

  • Nickel(II) chloride, anhydrous, 98%

    Alfa Aesar

    Formula: Cl2Ni Formula weight: 129.60 Purity: 98% CAS Number: 7718-54-9 UN Number: UN3288 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2827.35 Hazard Statements: H301-H331-H334-H350-H360-H372-H341-H315-H317 Toxic if swallowed. Toxic if inhaled. May cause…

  • N,N,N',N'-Tetramethyl-p-phenylenediamine, 98+%

    Alfa Aesar

    Synonym(s): 1,4-Bis(dimethylamino)benzene, Wurster's Blue Formula: C10H16N2 Formula weight: 164.25 Purity: 98+% CAS Number: 100-22-1 UN Number: UN1673 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2921.51 Hazard Statements: H302-H312-H332 Harmful if…

  • 2-Nitrobenzamide, 98%

    Alfa Aesar

    Formula: C7H6N2O3 Formula weight: 166.14 Purity: 98% CAS Number: 610-15-1 Harmonized Tariff Code:  2924.29 Hazard Statements: H301-H315-H319-H335 Toxic if swallowed. Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements:…

  • 4-Nitrophenyl palmitate, 98+%

    Alfa Aesar

    Synonym(s): 4-Nitrophenyl hexadecanoate, Palmitic acid 4-nitrophenyl ester CAS Number: 1492-30-4 MDL: MFCD00047732 EINECS: 216-084-9 UN#: UN3260 Formula: C22H35NO4 Formula Weight: 377.53 Form: Grey to black…

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