Reagents, N

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Reagents, N

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  • Nutrient Agar


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

  • ALDRICH N,N-Diisopropyl-4H-benzo[d][1,3,2]dioxaborinin-2-amine, 97%


    Synonym(s): (4 H -Benzo[d][1,3,2]dioxaborinin-2-yl)-diisopropyl-amine Empirical Formula: C13H20BNO2 Linear Formula: C13H20BNO2 Formula Weight: 233.11 MDL Number: MFCD18785739 Purity: 97% Density: …

  • Nessler Reagent, StandARd

    Avantor - Macron Fine Chemicals™

    (For Ammonia Nitrogen) Specific Gravity: 1L = 1.20 Kg

  • 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…

  • ALDRICH 4-Nitroquinoline N-oxide, Greater Than or Equal to 98%


    Synonym(s): 4-NQO; 4-Nitroquinoline 1-oxide Formula: C9H6N2O3 Formula Weight: 190.16 CAS No.: 56-57-5 Purity: ≥98% Storage: −20°C Packaging: 1, 5 g in poly bottle

  • Nessler Reagent

    Ricca Chemical

    Formula: Mixture Synonym(s): Ammonia Nitrogen Test Solution

  • 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 Reagent, 1000 ml


  • Nitriver 3 Powder Pillows 10ml


    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

  • SIGMA 4-Nitrophenyl a-D-glucopyranoside >=99%


    Synonym(s): p -Nitrophenyl α-D-glucopyranoside Empirical Formula: C12H15NO8 Linear Formula: C12H15NO8 Formula Weight: 301.25 MDL Number: MFCD00064088 Purity: ≥99% Storage: −20°C Beilstein…

  • SIGMA NCGC00188636 >=98% (HPLC)


    Synonym(s): 2-[(1,1-Dioxido-1,2-benzisothiazol-3-yl)thio]-benzoic acid; 4-[(1,1-Dioxo-1,2-benzothiazol-3-yl)sulfanyl]benzoic acid; DBS Empirical Formula: C14H9NO4S2 Linear Formula: C14H9NO4S2 Formula…

  • ALDRICH (-)-N,N-Dicyclohexyl-(1S)-isoborneol-10-sulfonamide, 98%


    Synonym(s): (−)-10-Dicyclohexylsulfamoyl-D-isoborneol; (−)- N , N -Dicyclohexyl-(1 S )-isoborneol-10-sulfonamide; (1 S )-(−)-Isoborneol-10-sulfonic dicyclohexylamide; (1 S )-10-( N,N -Dicyclohexylsulfamoyl)isoborneol; 1 R - exo - N,N…

  • NitraVer® 3 Nitrate Reagent with Powder Pillows


    Method: NitraVer® 3 Range: 0 - 0.2 mg/L or 0 - 0.5 mg/L Sample Size: 5 mL

  • SIGMA a-Naphthyl Acetate (Non-Specific Esterase) Select reagents packaged in…


    MDL Number: MFCD08705438 Storage: 2-8°C

  • Nonidet p-40 [substitute]


    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:…

  • N-Isopropylacrylamide, >=99%


    CAS No.: 2210-25-5 Synonyms: NIPAM Formula: C6H11NO Formula Weight: 113.16 Linear Formula: H2C=CHCONHCH(CH3)2 MDL No.: MFCD00041913 Purity: ≥99% Boiling Point: 89-92 °C/2 mmHg(lit.) Melting Point: …

  • SUPELCO Nylon 66 Filter Membranes


    pore size 0.20 μm, diam. 47 mm, pkg of 50 Synonym(s): MEMBRANES NYLON 66 0.2UM PK/50

  • Nessler Reagen, 500ml


    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.

  • Nicotine Bitartrate Dihydrate

    MP Biomedicals

    Nicotine bitartrate dihydrate is naturally occurring isomer, which is Prototype nicotinic acetylcholine receptor agonist. Nicotine bitartrate dihydrate is the prototypical agonist at nicotinic cholinergic receptors where it dramatically stimulates neurons and ultimately blocks synaptic transmission.

  • Nitrogen-Ammonia Reagent Set


    Nitrogen-Ammonia Reagent Set: Nessler Reagent, Mineral Stabilizer, Polyvinyl Alcohol Dispersing Agent USEPA accepted for reporting wastewater analysis (distillation required) using Hach Method 8038 Method: Colorimetric Range: 0-3 mg/L 250/test

  • SIAL Neutral Red


    certified by the Biological Stain Commission Synonym(s): 3-Amino-7-dimethylamino-2-methylphenazine hydrochloride; Basic Red 5; Toluylene red Empirical Formula: C15H17ClN4 Formula Weight: 288.78 Linear Formula: C15H17ClN4

  • ALDRICH 4-Nitrobenzyl chloroformate, 97%


    Formula: ClCO2CH2C6H4NO2 Formula Weight: 215.59 CAS No.: 4457-32-3 UN Number: UN3261 Purity: 97% Storage: 2-8°C Packaging: 5, 25 g in glass bottle

  • N^w-Nitro-L-arginine methyl ester hydrochloride, 98%

    Synonym(s): H-Arg(NO2)-Ome.HCl, L-NAME hydrochloride Formula: C7H15N5O4 HCl Formula weight: 269.69 Purity: 98% CAS Number: 51298-62-5 Harmonized Tariff Code:  2925.29

  • Nitrate (Nitrogen Standard)

    Ricca Chemical

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

  • Nichrome etchant

    Alfa Aesar

    UN Number: UN3264 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  3810.10 Hazard Statements: H360-H362-H314-H290 May damage f

  • SIGMA Nile Red Technical grade


    Synonym(s): Nile Blue A Oxazone Empirical Formula: C20H18N2O2 Linear Formula: C20H18N2O2 Formula Weight: 318.37 MDL Number: MFCD00011639 Melting Point: 203-205 °C(lit.) Beilstein…

  • 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;…

  • SIGMA 4-Nitrophenyl palmitate lipase substrate


    Synonym(s): p -Nitrophenyl palmitate; Hexadecanoic acid 4-nitrophenyl ester Empirical Formula: C22H35NO4 Linear Formula: C22H35NO4 Formula Weight: 377.52 MDL Number: MFCD00047732 Storage: −20°C …

  • Nujol (light oil)

    Alfa Aesar

    Synonym(s): Mineral oil, Paraffin oil CAS Number: 8012-95-1 Harmonized Tariff Code:  2710.19 Hazard Statements: H319 Causes serious eye irritation. Precautionary Statements: P280-P264-P305+P351+P338-P337+P313 Wear protective gloves/protective clothing/eye protection/face protection.…

  • Nile Red

    AFG Bioscience

    Synonyms: 9-(Diethylamino)-5H-benzo[a]phenoxazin-5-oneNile Blue a oxazone CAS No.: 7385-67-3 Molecular Formula: C20H18N2O2 Molecular Weight: 318.37 MDL No.: MFCD00011639 Appearance: Dark-green crystalline powder Melting Point: 203-205 °C Storage Temperature: Store at RT

  • SIGMA Newborn Calf Serum, USA origin, Heat Inactivated, sterile-filtered,…


    Application: NCS is useful in a wide range of cell culture and organ preservation applications. For example, it is used in cornea preservation and cryopreservation of bovine embryos. NCS is used in cell culture to support the maturation of oocytes; to study the function of tubular epithelial…

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