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Reagents, N

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  • Neodymium, Natural Nd, plasma standard solution, Specpure®, Natural Nd 10µg/ml

    Alfa Aesar

    Formula: Matrix 2 HNO3 UN Number: UN3264 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  3822.00 Hazard Statements:

  • Nutrient Agar

    BD

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

  • SIGMA Nystatin >=4,400 USP units/mg

    Sigma-Aldrich

    Synonym(s): Fungicidin; Mycostatin MDL Number: MFCD25541651 Storage: −20°C

  • Nutrient Broth

    BD

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

  • SIGMA Hexadecyltrimethylammonium bromide, =98%

    Sigma-Aldrich

    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%

    Sigma-Aldrich

    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

  • N-(1-Naphthyl)ethylenediamine dihydrochloride, ACS reagent, >98%

    Sigma-Aldrich

    Synonyms: 2-(1-Naphthylamino)ethylamine dihydrochloride Formula: C10H7NHCH2CH2NH2 · 2HCl Formula Weight: 259.17 CAS No.: 1465-25-4 Purity: >98% Application: Coupling agent for the spectrophotometric…

  • SIGMA N-Lauroylsarcosine sodium salt >=94%

    Sigma-Aldrich

    Synonym(s): N -Dodecanoyl- N -methylglycine sodium salt; Sarkosyl NL Empirical Formula: C15H28NNaO3 Linear Formula: CH3(CH2)10CON(CH3)CH2COONa Formula Weight: 293.38 MDL Number: MFCD00042728 …

  • Nickel(II) bromide, anhydrous, 99%

    Alfa Aesar

    Formula: Br2Ni Formula weight: 218.53 Purity: 99% CAS Number: 13462-88-9 UN Number: UN3077 Hazard Class: 9 Packing Group: III Harmonized Tariff Code:  2827.59 Hazard Statements: H334-H350-H360-H372-H341-H317 May cause allergy or asthma symptoms or breathing difficulties if…

  • 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

  • SIAL Nitrilotriacetic acid

    Sigma-Aldrich

    ACS reagent, ≥99.0% Synonym(s): N,N -Bis(carboxymethyl)glycine; NTA; Tris(carboxymethyl)amine Empirical Formula: C6H9NO6 Formula Weight: 191.14 Linear Formula: N(CH2COOH)3 MDL Number: MFCD00004287 Purity: …

  • FLUKA N-Methyl-N-trimethylsilyltrifluoroacetamide activated I

    Sigma-Aldrich

    for GC, activated with ethanethiol and ammonium iodide Synonym(s): MSTFA activated I Refractive Index: n 20/D 1.380 Storage: 2-8°C RIDADR: UN 1993C 3 / PGIII

  • ALDRICH Naphthalene, 99%

    Sigma-Aldrich

    Formula: C10H8 Formula Weight: 128.17 CAS No.: 91-20-3 UN Number: UN1334 Purity: 99% Packaging: 1 kg in poly bottle

  • Nitrate (Nitrogen Standard)

    Ricca Chemical

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

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

    Sigma-Aldrich

    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.

  • FLUKA Nizatidine

    Sigma-Aldrich

    European Pharmacopoeia (EP) Reference Standard Synonym(s): N -{2-[2-( N , N -Dimethylaminomethyl)-4-thiazolylmethylthio]ethyl}- N '-methyl-2-nitro-1,1-ethenediamine Empirical Formula: C12H21N5O2S2 Formula Weight: 331.46 Linear…

  • ALDRICH Nonylphenol, technical grade, mixture of ring and chain isomers

    Sigma-Aldrich

    Formula: CH3(CH2)8C6H4OH Formula Weight: 220.35 CAS No.: 84852-15-3 UN Number: UN3145 Density: 0.937g/mLat 25°C(lit.) Packaging: 1, 3 L in glass bottle Included Fees: C983L39 has a Large Can included in the price. To…

  • FLUKA Nonylphenol, PESTANAL®, analytical standard, technical mixture

    Sigma-Aldrich

    Formula: CH3(CH2)8C6H4OH Formula Weight: 220.35 CAS No.: 84852-15-3 Density: 0.937 g/mL at 25 °C(lit.) Legal Information: PESTANAL is a registered trademark of Sigma-Aldrich Laborchemikalien GmbH

  • Nitro Blue Tetrazolium chloride, 99%

    Alfa Aesar

    Synonym(s): Nitro BT, Nitrotetrazolium Blue chloride Formula: C40H30Cl2N10O6 Formula weight: 817.65 Purity: 99% CAS Number: 298-83-9 Harmonized Tariff Code:  2933.99 Hazard Statements: H302-H315-H319-H335 Harmful if swallowed. Causes skin irritation. Causes serious eye…

  • Nessler Reagen, 500ml

    Hach

    For ammonia nitrogen determination by the Nessler method (Hach method 8038). EPA accepted for wastewater analysis (distillation required). Range: 0.02-2.50 mg/L NH3-N 500 mL bottle Contains mercury. Dispose of according to local, state and federal regulations.

  • N-Fmoc-O-tert-butyl-L-serine, 98%

    Alfa Aesar

    Synonym(s): Fmoc-Ser(tBu)-OH Formula: C22H25NO5 Formula weight: 383.44 Purity: 98% CAS Number: 71989-33-8 Harmonized Tariff Code:

  • Nitric Acid, AR (ACS)

    Avantor - Macron Fine Chemicals™

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

  • N,N-Dimethyldodecylamine N-oxide, BioXtra, =99.0% (NT)

    Sigma-Aldrich

    Synonym: DDAO, LDAO, Lauryldimethylamine N -oxide CAS Number: 1643-20-5 Linear Formula: CH3(CH2)11N(O)(CH3)2 Molecular Weight: 229.40 Beilstein Registry Number: 1769927 EC Number: 216-700-6 MDL Number:…

  • N,N,N',N'-Tetramethyl-p-phenylenediamine dihydrochloride >=95%, powder

    Sigma-Aldrich

    Synonym(s): TMPPD; Wurster's reagent Empirical Formula: C10H16N2 -+ 2HCl Linear Formula: C6H4[N(CH3)2]2-+2HCl Formula Weight: 237.17 MDL Number: MFCD00012482 Purity: ≥95% Melting Point: …

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  • Nitric acid, >=69.0%, TraceSELECT®, for trace analysis

    Sigma-Aldrich

    CAS No.: 7697-37-2 Formula: HNO3 Formula Weight: 63.01 Linear Formula: HNO3 MDL No.: MFCD00011349 Purity: ≥69.0% (T); ≥69.0% Boiling Point: 120.5 °C(lit.) Density: 1.41 g/mL at 20 °C

  • FLUKA Nitric acid

    Sigma-Aldrich

    ≥69.0%, Trace SELECT ® , for trace analysis Empirical Formula: HNO3 Formula Weight: 63.01 Linear Formula: HNO3 MDL Number: MFCD00011349 Purity: ≥69.0% (T); ≥69.0% Boiling Point: 120.5 °C(lit.) Density: …

  • Nystatin

    bioWORLD

    A polyyene antifungal antibiotic produced by Streptomyces noursei . Inhibits the permeability of the cell membrane of sensitive fungi and yeasts by binding to sterols. Synonym: Fungicidin; Mycostatin A polyene antifungal and antibiotic which increases membrane permeability USP Grade…

  • 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…

  • N,N-Dimethylformamide, ACS, 99.8+%

    Alfa Aesar

    Formula: HCON(CH3)2 Formula weight: 73.09 Purity: 99.8+% 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. Flammable liquid and…

  • ALDRICH 4-Nitrobenzaldehyde, 98%

    Sigma-Aldrich

    Formula: O2NC6H4CHO Formula Weight: 151.12 CAS No.: 555-16-8 Purity: 98% Packaging: 10, 25, 100 g in poly bottle

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