Reagents, N

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Reagents, N

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  • N,O-Bis(trimethylsilyl)trifluoroacetamide, 98+%

    Alfa Aesar

    Synonym(s): BSTFA Formula: C8H18F3NOSi2 Formula weight: 257.40 Purity: 98+% CAS Number: 25561-30-2 UN Number: UN2924 Hazard Class: 3 Packing Group: III Harmonized Tariff Code:  2931.90 Hazard Statements: H314-H318-H226 Causes severe skin burns and eye damage. Causes…

  • Nutrient Agar

    BD

    General purpose medium for the cultivation of a wide variety of microorganisms.

  • Reagent Set, Nitrogen Ammonia

    Hach

    Nitrogen-Ammonia Reagent Set (Colorimetric Method) Salicylate Method contains: Ammonia Cyanurate Reagent Powder Pillows and Ammonia Salicylate Reagent Powder Pillows Sample: 10 mL 100 tests Powder Pillows

  • ALDRICH Nonylamine, 98%

    MilliporeSigma

    Synonym(s): 1-Aminononane Empirical Formula: C9H21N Linear Formula: CH3(CH2)8NH2 Formula Weight: 143.27 MDL Number: MFCD00008249 Purity: 98% Boiling Point: 201 °C(lit.) Density: …

  • SIGMA N-Nonanoyl-N-methylglucamine >=98%

    MilliporeSigma

    Synonym(s): N -(D-Glucityl)- N -methylnonanamide; N -Methyl- N -nonanoyl-D-glucamine; MEGA-9 Empirical Formula: C16H33NO6 Linear Formula: C16H33NO6 Formula Weight: 335.44 Purity: ≥98%

  • β-Nicotinamide adenine dinucleotide hydrate, =96.5% (HPLC), =96.5% …

    MilliporeSigma

    Synonyms: β-DPN; β-NAD; Coenzyme 1; Cozymase; DPN; Diphosphopyridine nucleotide; NAD; Nadide Formula: C21H27N7O14P2 · xH2O Formula Weight: 663.43 (anhydrous basis) CAS No.: 53-84-9 Purity: ≥96.5% (HPLC);…

  • SIGMA 4-Nitrophenyl B-D-glucuronide >=98% (TLC)

    MilliporeSigma

    Synonym(s): 4-Nitrophenyl-β-D-glucopyranosiduronic acid; PNPG Empirical Formula: C12H13NO9 Linear Formula: C12H13NO9 Formula Weight: 315.23 MDL Number: MFCD00036210 Purity: ≥98% (TLC) Storage: …

  • N-Fmoc-2-fluoro-L-phenylalanine, 95%

    Alfa Aesar

  • N,N-Dimethylformamide, HPLC Grade, 99.7+%

    Alfa Aesar

    Formula: HCON(CH3)2 Formula weight: 73.09 Purity: 99.7+% 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…

  • Nafion r D-521 dispersion, 5% w/w in water and 1-propanol, >0.92 meq/g exchange…

    Alfa Aesar

    Synonym(s): Perfluorosulfonic acid-PTFE copolymer, 5% w/w solution CAS Number: 31175-20-9 UN Number: UN1987 Hazard Class: 3 Packing Group: III Harmonized Tariff Code:  3914.00 Hazard Statements: H318-H226-H336 Causes serious eye damage. Flammable liquid and vapour. May cause…

  • N,N-Dimethylaniline, 99%

    Alfa Aesar

    Formula: C8H11N Formula weight: 121.18 Purity: 99% CAS Number: 121-69-7 UN Number: UN2253 Hazard Class: 6.1 Packing Group: II Harmonized Tariff Code:  2921.42 Hazard Statements: H301-H311-H331-H351-H227 Toxic if swallowed. Toxic in contact with skin. Toxic if inhaled.…

  • SIGMA 4-Nitrocatechol sulfate dipotassium salt crystalline

    MilliporeSigma

    Synonym(s): 2-Hydroxy-5-nitrophenyl sulfate; 2-Hydroxy-5-nitrophenyl sulfate dipotassium salt monohydrate; p -Nitrocatechol sulfate dipotassium salt Empirical Formula: C6H3K2NO7S Linear Formula: …

  • ALDRICH 2-(Bromomethyl)naphthalene, 96%

    MilliporeSigma

    Formula: C10H7CH2Br Formula Weight: 221.09 CAS No.: 939-26-4 UN Number: UN3261 Purity: 96% Storage: 2-8°C Packaging: 5, 25, 100 g in glass bottle Included Fees: C985Z31 has a Large Can included in the price. To see the value of these…

  • SIGMA Neuraminidase from Clostridium perfringens (C.-áwelchii) Type X,…

    MilliporeSigma

    Synonym(s): Acyl-neuraminyl Hydrolase; Receptor-destroying enzyme; Sialidase MDL Number: MFCD00131711 Storage: −20°C

  • 2-Naphthol, 98+%

    Alfa Aesar

    Synonym(s): beta-Naphthol, 2-Hydroxynaphthalene Formula: C10H8O Formula weight: 144.17 Purity: 98+% CAS Number: 135-19-3 UN Number: UN3077 Hazard Class: 9 Packing Group: III Harmonized Tariff Code:  2907.15 Hazard Statements: H302-H332 Harmful if swallowed. Harmful if…

  • NitraVer® 5 Nitrate Reagent with Powder Pillows

    Hach

    For High Range: 0 - 30 mg/L as nitrate-N

  • ß-Nicotinamide adenine dinucleotide phosphate sodium salt hydrate

    MilliporeSigma

    Synonym: Triphosphopyridine nucleotide sodium salt hydrate CAS Number: 698999-85-8 Empirical Formula (Hill Notation): C21H27N7NaO17P3 · xH2O Molecular Weight: 765.39 (anhydrous basis) MDL Number: MFCD00150480…

  • Niobium Powder, -325 Mesh, 99.8% (metals basis)

    Alfa Aesar

    CAS: 7440-03-1 UN#: UN3089 MDL: MFCD00011126 Hazard Class: 4.1 EINECS: 231-113-5 Packing Group: II Hazard Statements: H228 Flammable solid. Precautionary Statements: P210-P280-P240-P241-P370+P378A Keep away from…

  • ALDRICH Nonanoic acid, >=96%, FG

    MilliporeSigma

    Synonym(s): Acid C9; Pelargonic acid Empirical Formula: C9H18O2 Linear Formula: CH3(CH2)7COOH Formula Weight: 158.24 MDL Number: MFCD00004433 Purity: ≥96% Boiling Point: …

  • ALDRICH Neohesperidin dihydrochalcone, >=85%

    MilliporeSigma

    Synonym(s): 1-(4-((2- O -[6-Deoxy-α-L-mannopyranosyl]-β-D-glucopyranosyl)oxy)-2,6-dihydroxyphenyl)-3-[3-hydroxy-4-methoxyphenyl]-1-propanone Empirical Formula: C28H36O15 Linear Formula: C28H36O15 Formula Weight: …

  • Nicofuranose

    Alfa Aesar

    Synonym(s): beta-D-Fructofuranose tetranicotinate Formula: C30H24N4O10 Formula weight: 600.52 CAS Number: 15351-13-0 Harmonized Tariff Code:  2940.00

  • 4-(4-Nitrophenylazo)catechol, 98%

    Alfa Aesar

    Formula: C12H9N3O4 Formula weight: 259.22 Purity: 98% CAS Number: 843-33-4 Harmonized Tariff Code:  2927.00 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …

  • Nitrite (Nitrogen Standard)

    Ricca Chemical

    Formula: KNO2 and CHCl in Water Formula Weight: Description: 1000 ppm N as Nitrite (3285 ppm NO2)

  • Nitric Acid, Reagent (ACS)

    GFS Chemicals

  • Nutrient Agar, Granulated

    MilliporeSigma

    Formula: Mixture Suitability: For Microbiology Typical Composition (g/L): Peptone from meat 5.0; meat extract 3.0; agar-agar 12.0 Application: Universal culture medium for cultivating less fastidious microorganisms. Preparation: 20.0g/L Reference methods: AOAC…

  • N-(1-Naphthyl)ethylenediamine dihydrochloride, ACS

    Alfa Aesar

    Formula: C12H14N2 2HCl Formula weight: 259.18 CAS Number: 1465-25-4 Harmonized Tariff Code:  2921.59 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …

  • Nitrogen-Nitrate Reagent Sets

    Hach

    Nitrogen-Nitrate Reagent Sets includes: NitriVer® 3 Reagent Powder Pillows and NitraVer® 6 Reagent Powder Pillows Method: Cadmium Reduction Range: 0 - 0.5 mg/L pk/100

  • Nitriver 3 Powder Pillows 10ml

    Hach

    Nitrogen, Nitrite, LR, NitriVer® 3 Reagent USEPA accepted for reporting wastewater analysis using Hach Method 8507 Method: Diazotization Range: up to 0.30 mg/L Sample Size: 10 mL 100/test

  • NitraVer® 6 Nitrate Reagent with Powder Pillows

    Hach

    Nitrate Reagent, NitraVer® 6, Low Range Range: 0-0.40 mg/L as nitrate-N Powder Pillows

  • Nicotinic acid, 99%

    Alfa Aesar

    Synonym(s): Niacin, Pyridine-3-carboxylic acid Formula: C6H5NO2 Formula weight: 123.11 Purity: 99% CAS Number: 59-67-6 Harmonized Tariff Code:  2936.29 Hazard Statements: H319 Causes serious eye irritation. Precautionary Statements: P280-P264-P305+P351+P338-P337+P313 Wear…

  • 2-Nitrophenol, 98%

    Alfa Aesar

    Formula: C6H5NO3 Formula weight: 139.11 Purity: 98% CAS Number: 88-75-5 UN Number: UN1663 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2908.99 Hazard Statements: H373-H302 May cause damage to organs through prolonged or repeated exposure. Harmful if…

  • N-Boc-L-serine, 98% (dry wt.), may cont. up to 10% water

    Alfa Aesar

    Synonym(s): Boc-Ser-OH, N-(tert-Butoxycarbonyl)-L-serine Formula: C8H15NO5 Formula weight: 205.21 Purity: 98% (dry wt.), may cont. up to 10% water CAS Number: 3262-72-4 Harmonized Tariff Code:  2922.50

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