Reagents, N

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Reagents, N

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  • Nutrient Agar

    BD

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

  • NitraVer® 5 Nitrate Reagent with Powder Pillows

    Hach

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

  • 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

  • Nitric Acid, AR (ACS)

    Avantor - Macron Fine Chemicals™

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

  • Nigrosin water soluble

    Alfa Aesar

    Synonym(s): Acid Black 2, C.I. 50420 CAS Number: 8005-03-6 Harmonized Tariff Code:  3204.12 Safety Phrases: 22 Do not breathe dust.

  • SUPELCO Nylon 66 Filter Membranes

    MilliporeSigma

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

  • Nonidet™ P 40 Substitute BioXtra, mixture of 15 homologues

    MilliporeSigma

    Synonym: 4-Nonylphenyl-polyethylene glycol, Imbentin-N/52, NP 40 CAS Number: 9016-45-9 MDL Number: MFCD00135851 Application Non-ionic surfactant, used to solubilize cerebral GABA receptors. 1 Used in solubilization of proteins and lipids of the scallop gill ciliary membrane…

  • 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

  • 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

  • (-)-Norepinephrine >=98%, crystalline

    MilliporeSigma

    Synonym(s): ( R )-4-(2-Amino-1-hydroxyethyl)-1,2-benzenediol; L-Arterenol; L-Noradrenaline; Levarterenol Empirical Formula: C8H11NO3 Linear Formula: C8H11NO3 Formula Weight: 169.18 MDL Number: MFCD00025592 Purity: …

  • 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.…

  • Nitric Acid, Fuming, AR (ACS)

    Avantor - Macron Fine Chemicals™

    Formula: HNO3 Formula Weight: 63.01 CAS Number: 7697-37-2

  • Nifuroxazide

    MilliporeSigma

    European Pharmacopoeia (EP) Reference Standard Synonym(s): 5-Nitro-2-furaldehyde p-hydroxybenzoylhydrazone Empirical Formula: C12H9N3O5 Formula Weight: 275.22 Linear Formula: C12H9N3O5 MDL Number:…

  • SIGMA Nalbuphine hydrochloride hydrate >=98% (HPLC)

    MilliporeSigma

    Synonym(s): 17-(Cyclobutylmethyl)-4,5-epoxymorphinan-3,6,14-triol hydrochloride hydrate Empirical Formula: C21H27NO4 -+ HCl -+ xH2O Linear Formula: C21H27NO4 -+ HCl -+ xH2O Formula Weight: 393.90…

  • "Nessler's reagent, for qualitative det. of ammonia and ammonium compounds"

    MilliporeSigma

    Synonyms: Potassium tetraiodomercurate – Potassium hydroxide solution CAS No.: 7783-33-7 Density: 1.16 g/mL at 20 °C Caution: may form little sediment upon storage Other Notes: Reagent for the determination of ammonia 1 Included Fees: C989V96 has a Small Barrier Pack Fee…

  • 4-Nitroaniline

    MilliporeSigma

    analytical standard Empirical Formula: C6H6N2O2 Formula Weight: 138.12 Linear Formula: O2NC6H4NH2 MDL Number: MFCD00007858 Boiling Point: 260 °C/100 mmHg(lit.) Melting Point: …

  • Nitrate (Nitrogen Standard)

    Ricca Chemical

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

  • Neisser's Methylene Blue Solution, for microscopy

    MilliporeSigma

    Synonyms: Methylene Blue Solution according to Neisser

  • Ninhydrin, 99%

    Alfa Aesar

    Synonym(s): 2,2-Dihydroxy-1,3-indanedione, 1,2,3-Indantrione Formula: C9H6O4 Formula weight: 178.14 Purity: 99% CAS Number: 485-47-2 Harmonized Tariff Code:  2914.39 Hazard Statements: H301-H315-H319-H335 Toxic if swallowed. Causes skin irritation. Causes serious eye irritation.…

  • 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-Dimethylformamide, 99%

    Alfa Aesar

    Synonym(s): DMF Formula: HCON(CH3)2 Formula weight: 73.09 Purity: 99% 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.…

  • Nitrogen-Ammonia Reagent Sets

    Hach

    0-2.5 mg/L as NH3N Nitrogen-Ammonia Reagent Sets (10 mL Sample) Contains: Ammonia 1 Powder Pillows 100/test and Ammonia 2 Powder Pillows 100/test

  • Neutral Red powder, BioReagent, suitable for cell culture

    MilliporeSigma

    Synonym: 3-Amino-7-dimethylamino-2-methylphenazine hydrochloride, Basic Red 5, Toluylene red CAS Number: 553-24-2 Empirical Formula (Hill Notation): C15H17ClN4 Molecular Weight: 288.78 Beilstein Registry Number: 3918740 Color Index…

  • Nifedipine, 98%

    Alfa Aesar

    Formula: C17H18N2O6 Formula weight: 346.33 Purity: 98% CAS Number: 21829-25-4 Harmonized Tariff Code:  2933.39 Hazard Statements: H302 Harmful if swallowed. Precautionary Statements: P264-P270-P301+P312-P330-P501a Wash thoroughly after handling. Do not eat, drink or smoke when…

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

    MilliporeSigma

    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…

  • Nutrient agar

    MilliporeSigma

    for microbiology

  • N6-Benzyladenine ; >/= 99% (Assay)

    AFG Bioscience

    Synonyms: 6-Benzylaminopurine Purity Limit: ≥ 99% (Assay) CAS No.: 1214-39-7 Molecular Formula: C12H11N5 Molecular Weight: 225.26 MDL No.: MFCD00005572 Appearance: White crytsalline powder Melting Point: 228-234º C Storage Temperature: Store at RT

  • 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.

  • "4-Nitrophenol, spectrophotometric grade"

    MilliporeSigma

    Synonyms: p -Nitrophenol Formula: O2NC6H4OH Formula Weight: 139.11 CAS No.: 100-02-7 Packaging: 5, 25 g in glass bottle

  • Nitrofurantoin

    MilliporeSigma

    United States Pharmacopeia (USP) Reference Standard Synonym(s): N -(5-Nitro-2-furfurylidene)-1-aminohydantoin; Furadoxyl; Nitrofurantoine Empirical Formula: C8H6N4O5 Formula Weight: 238.16 Linear Formula: …

  • ALDRICH Neopentyl glycol diacrylate

    MilliporeSigma

    Empirical Formula: C11H16O4 Linear Formula: (H2C=CHCO2CH2)2C(CH3)2 Formula Weight: 212.24 MDL Number: MFCD00048148 Density: 1.031 g/mL at 25 °C(lit.) Refractive…

  • Nitric Acid, Reagent (ACS)

    GFS Chemicals

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