Reagents, N

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Reagents, N

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  • Nonidet P-40

    IBI Scientific

    NP-40 is a non-ionic detergent used to denature cell membranes without denaturing the protein. NP-40 detergent is used to solubilize cerbral GABA receptors and solubilization of proteins and lipids.

  • N,N-Diethyl-2-fluoro-6-nitroaniline, 97%

    Alfa Aesar

  • 1-Nonyne, 99%

    GFS Chemicals

    CH3(CH2)6C≡CH CAS#: 3452-09-3 F.W.: 124.23

  • Nutrient Agar

    BD

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

  • 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…

  • 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;…

  • N-(Benzyl)benzenesulfonamide, 97%

    Alfa Aesar

    Formula: C13H13NO2S Formula weight: 247.31 Purity: 97% CAS Number: 837-18-3 Harmonized Tariff Code:  2935.00 Hazard Statements: <

  • 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

  • ALDRICH N-Fmoc-L-prolinol, >=98.0% (HPLC)

    MilliporeSigma

    Synonym(s): ( S )-1-Fmoc-2-pyrrolidinemethanol Empirical Formula: C20H21NO3 Linear Formula: C20H21NO3 Formula Weight: 323.39 MDL Number: MFCD00235942 Purity: ≥98.0% (HPLC) Storage: −20°C …

  • 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.

  • ALDRICH N,N'-Terephthalylidene-bis(4-fluoroaniline), 97%

    MilliporeSigma

    Synonym(s): N , N '-(1,4-Phenylenedimethylidyne)bis(4-fluoroaniline); Terephthalbis(4-fluoroaniline) Empirical Formula: C20H14F2N2 Linear Formula: FC6H4N=CHC6H4CH=NC6H4F Formula…

  • ALDRICH 5-Nitroindoline, 97%

    MilliporeSigma

    Empirical Formula: C8H8N2O2 Linear Formula: C8H8N2O2 Formula Weight: 164.16 MDL Number: MFCD00005709 Purity: 97% Melting Point: 92-94 °C(lit.)

  • Nitric Acid, Reagent (ACS)

    GFS Chemicals

  • Nitrite Titrets Kit, Range: 500-5000 ppm

    CHEMetrics

    Range: 500-5000 ppm as NaNO2 MDL: 500 ppm Method: Ceric Sulfate Titrant with Ferroin Indicator Increments: 500, 550, 600, 650, 700, 750, 800, 900, 1000, 1250, 1500, 1750, 2000, 2500, 3500, 5000 ppm Kit comes in a cardboard box and contains everything needed to perform 30…

  • SUPELCO N-Nitrosodimethylamine solution

    MilliporeSigma

    certified reference material, 5000 μg/mL in methanol, ampule of 1 mL

  • Naphtha, VM and P

    Spectrum Chemical

    CAS No.: 8030-30-6 UN No.: UN1268 Class: 3 Pkg. Group: PG II

  • Nitrite Standard for IC

    MilliporeSigma

    TraceCERT ® , 1000 mg/L nitrite in water (pH ~11) Storage: 2-8°C

  • SIGMA Naphthol AS-TR phosphate disodium salt >=99% (HPLC), Bulk package

    MilliporeSigma

    Empirical Formula: C18H13ClNNa2O5P Linear Formula: C18H13ClNNa2O5P Formula Weight: 435.71 MDL Number: MFCD00069550 Purity: ≥99% (HPLC) Storage: −20°C

  • Nutrient Broth

    BD

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

  • Nonidet p-40 [substitute]

    bioWORLD

    A nonionic surfactant useful in isolating and purifying membrane proteins A non-ionic nondenaturing detergent used for solubilizing proteins Specifications Can be used as a substitute for octylphenoxypolyethoxyethanol CMC: 0.29 HLB Number 13.1 Reagent Grade Refractive Index:…

  • SIGMA 1-Naphthyl acetate >=98% (C)

    MilliporeSigma

    Synonym(s): α-Naphthyl acetate Empirical Formula: C12H10O2 Linear Formula: CH3CO2C10H7 Formula Weight: 186.21 MDL Number: MFCD00003922 Purity: ≥98% (C) Melting Point: 43-46 °C(lit.) …

  • SIGMA NTA - Atto 488 BioReagent, suitable for fluorescence, >=90% (sum of…

    MilliporeSigma

    Synonym(s): Atto 488 - Nitrilotriacetic acid, complexed to Ni 2+ - ion; Nα,Nα-bis(carboxymethyl)-L-lysine, Nickel(II) complex Purity: ≥90% (sum of isomers, HPCE) Storage: −20°C

  • AFB Nitrate Reagent A

    Hardy Diagnostics

    AFB nitrate developer reagent is to be used with Nitrate Substrate Broth, Hardy Diagnostics (Cat. no. R97) and AFB Nitrate Reagent B (Cat. no Z125). Reagent A contains sulfanilimide.

  • 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,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…

  • Nitric Acid Redistilled

    GFS Chemicals

    HNO3 F.W.: 63.01 NFPA#: 3-0-3 Specific Gravity: 1.408 DOT: 8/5.1/II Descriptions: Trace metal grade. Low ppb metal impurities. Note:Results reported at time of bottling in glass. Thelevels of Al, B, Ca, K, Mg, Mn, Na, and Si will increase over time.

  • Nessler's Reagent, Solution, For Nitrogen (Ammonia), APHA 18

    Spectrum Chemical

    UN No.: UN2922 Class: 8 (6.1) Pkg. Group: PG II

  • 1-Naphthylamine hydrochloride, 98%

    Alfa Aesar

    Synonym(s): 1-Aminonaphthalene hydrochloride Formula: C10H9N HCl Formula weight: 179.65 Purity: 98% CAS Number: 552-46-5 UN Number: UN2811 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2921.45 Hazard Statements: H350-H302 May cause cancer. Harmful if…

  • ALDRICH 5-Nitroisatin, 97%

    MilliporeSigma

    Synonym(s): 5-Nitroindole-2,3-dione; 5-Nitrosotin; NSC 525798 Empirical Formula: C8H4N2O4 Linear Formula: C8H4N2O4 Formula Weight: 192.13 MDL Number: MFCD00005720 Purity: 97% Melting Point: …

  • NitraVer® 6 Nitrate Reagent Powder Pillows

    Hach

    For determination of low range nitrate by the cadmium reduction method. Range: up to 0.50 mg/L as nitrate-N Use with NitriVer® 3 Sample Size: 30 mL

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