Reagents, N

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Reagents, N

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  • Nitrite (Nitrogen Standard)

    Ricca Chemical

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

  • NitraVer® 5 Nitrate Reagent with Powder Pillows

    Hach

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

  • Nitrate (Nitrogen Standard)

    Ricca Chemical

    Formula: KNO3 and CHCl3 in Water Description: 1000 ppm N as Nitrate

  • 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: …

  • 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…

  • Nutrient Broth

    BD

    General purpose medium for the cultivation of microorganisms with non-exacting nutritional requirements.

  • Nickelous Chloride, 6-Hydrate, Crystal, BAKER ANALYZED Reagent

    Avantor - J.T.Baker®

    Formula: NiCl2•6H2O Formula Weight: 237.71 CAS Number: 7791-20-0 Synonym(s): Nickel(II) Chloride, Hexahydrate

  • Nitrate (Nitrogen Standard)

    Ricca Chemical

    Formula: KNO3 and CHCl3 in Water Description: 100 ppm N as Nitrate

  • 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…

  • Nutrient Agar

    BD

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

  • Nisin from Lactococcus lactis 2.5% (balance sodium chloride and denatured milk…

    MilliporeSigma

    CAS Number: 1414-45-5 Empirical Formula (Hill Notation): C143H230N42O37S7 Molecular Weight: 3354.07 MDL Number: MFCD00131724 PubChem Substance ID: 24897751 Biochem/physiol Actions Antibiotic with…

  • 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…

  • 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

  • Nickel(II) sulfate hexahydrate, ACS reagent, 99%

    MilliporeSigma

    Formula: NiSO4 · 6H2O Formula Weight: 262.85 CAS No.: 10101-97-0 Purity: 98.0-102.0% (ACS specification); 99% Packaging: 100, 500 g in poly bottle Packaging: 2.5 kg in poly bottle

  • FLUKA Nitric acid concentrate

    Honeywell

    for 1L standard solution, 0.1 M HNO3 (0.1N) Synonym(s): Nitric acid solution Empirical Formula: HNO3 Formula Weight: 63.01 Linear Formula: HNO3 MDL Number: MFCD00011349 RIDADR: UN 2031B 8 / PGII

  • Ninhydrin, suitable for amino acid detection

    MilliporeSigma

    Synonyms: 1,2,3-Indantrione monohydrate; 2,2-Dihydroxy-1,3-indanedione; Trioxohydrindene monohydrate Formula: C9H6O4 Formula Weight: 178.14 CAS No.: 485-47-2 Application: Used for the detection of free amino groups in amino acids, peptides and proteins.…

  • SIGMA 4-Nitrophenyl phosphate disodium salt hexahydrate, powder, BioReagent,…

    MilliporeSigma

    Synonym(s): p -Nitrophenyl phosphate disodium hexahydrate; Disodium 4-nitrophenyl phosphate hexahydrate; di-Sodium 4-nitrophenyl phosphate; pNPP disodium hexahydrate Formula: O2NC6H4OP(O)(ONa)2 · 6H2O Formula Weight: 371.14 CAS No.: …

  • ALDRICH N-(2,6-Diisopropylphenylcarbamoylmethyl)iminodiacetic acid

    MilliporeSigma

    Synonym(s): N -[2-[[2,6-Bis(1-methylethyl)phenyl]amino]-2-oxoethyl]- N -(carboxymethyl)glycine; DISIDA Empirical Formula: C18H26N2O5 Linear Formula: C18H26N2O5 Formula Weight: 350.41 MDL Number: MFCD00056689

  • Nickelous Chloride, 6-Hydrate, Crystal, BAKER ANALYZED Reagent

    Avantor - J.T.Baker®

    Formula: NiCl2•6H2O Formula Weight: 237.71 CAS Number: 7791-20-0 Synonym(s): (nickel(II) chloride, hexahydrate)

  • SIGMA Hexadecyltrimethylammonium bromide, =98%

    MilliporeSigma

    Synonyms: CTAB; Cetrimonium bromide; Cetyltrimethylammonium bromide; Palmityltrimethylammonium bromide Formula: CH3(CH2)15N(Br)(CH3)3 Formula Weight: 364.45 CAS No.: 57-09-0 Purity: ≥98% Application: Cationic surfactant …

  • ALDRICH (±)-Naringenin, Greater Than or Equal to 95%

    MilliporeSigma

    Synonym(s): (±)-2,3-Dihydro-5,7-dihydroxy-2-(4-hydroxyphenyl)-4 H -1-benzopyran-4-one; 4′,5,7-Trihydroxyflavanone Formula: C15H12O5 Formula Weight: 272.25 CAS No.: 67604-48-2 Purity: ≥95% Packaging: 5, 25 g in poly bottle

  • SIGMA N6,2'-O-Dibutyryladenosine 3',5'-cyclic monophosphate sodium salt >=96% …

    MilliporeSigma

    Synonym(s): Bucladesine sodium salt; Dibutyryl cAMP sodium salt; Dibutyryl cyclic-AMP sodium salt Empirical Formula: C18H23N5NaO8P Linear Formula: C18H23N5O8PNa Formula Weight: 491.37 MDL Number: …

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  • NOCHROMIX® box of 10 packs (net weight: 1130 g)

    MilliporeSigma

    EC Number: 231-786-5 General Description Each package, when mixed with sulfuric acid, makes 5 pt of cleaning solution. Metal-free, non-polluting, EPA recommended, non-carcinogenic. Legal Information NOCHROMIX is a registered trademark of Godax Laboratories, Inc.

  • Nitrite Titrets Kit, Range: 250-2500 ppm as NaNO2

    CHEMetrics

    Range: 250-2500 ppm as NaNO2 MDL: 250 ppm Method: Ceric Sulfate Titrant with Ferroin Indicator Increments: 250, 275, 300, 325, 350, 375, 400, 450, 500, 625, 750, 875, 1000, 1250, 1750, 2500 ppm Kit comes in a cardboard box and contains everything needed to perform 30…

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

    Alfa Aesar

    Synonym(s): 1,4-Bis(dimethylamino)benzene dihydrochloride, Wurster's Blue dihydrochloride Formula: C10H16N2 2HCl Formula weight: 237.17 Purity: 98+% CAS Number: 637-01-4 Harmonized Tariff Code:  2921.51 Hazard Statements: H301-H311-H332-H315-H319-H335 Toxic if swallowed. Toxic…

  • SIGMA Nutrient Mixture F-12 Ham, powder, with L-glutamine and 0.863 mg/L zinc…

    MilliporeSigma

    Synonym(s): Ham's F-12 Application: Coon's modification of Ham's F-12 was developed for culturing hybrid cells that were produced by viral fusion. The modification consists of doubling the amino acids and pyruvate and including ascorbic acid. The salt concentrations have also been altered. The…

  • 5-Nitro-1,10-phenanthroline, 98%

    Alfa Aesar

    Formula: C12H7N3O2 Formula weight: 225.21 Purity: 98% CAS Number: 4199-88-6 Harmonized Tariff Code:  2933.99 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …

  • 4-Nitrophenyl phosphate disodium salt hexahydrate, 98%

    Alfa Aesar

    Formula: C6H4NNa2O6P 6H2O Formula weight: 371.15 (253.06anhy) Purity: 98% CAS Number: 4264-83-9 Harmonized Tariff Code:  2919.90

  • Nitric Acid, AR (ACS)

    Avantor - Macron Fine Chemicals™

    Formula: HNO3 Formula Weight: 63.01 CAS Number: 7697-37-2 Synonym(s): N/A

  • 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

  • SIAL New Methylene Blue N

    MilliporeSigma

    Dye content ~70 % Synonym(s): Basic Blue 24; Methylene Blue N Empirical Formula: C18H22ClN3S Formula Weight: 347.91 Linear Formula: C18H22ClN3S MDL Number: MFCD00135878 Melting Point: 190 °C (dec.)(lit.)

  • 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

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