Reagents, N

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Reagents, N

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  • N-1-Naphthylethylenediamine Dihydrochloride

    Avantor - J.T.Baker®

    Formula: C10H7NHCH2CH2NH2 2HCl Formula Weight: 259.18 CAS Number: 1465-25-4 Synonym(s): (Marshall\'s Reagent) Description: For Nitrogen Dioxide Determination (ASTM D-1607)

  • Nitric Acid, Reagent (ACS)

    GFS Chemicals

  • 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

  • Nitrite (Nitrogen Standard)

    Ricca Chemical

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

  • 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

  • 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.

  • 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.…

  • Nitrate (Nitrogen Standard)

    Ricca Chemical

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

  • SIGMA Naphthol AS-D Chloroacetate (Specific Esterase) Kit

    MilliporeSigma

    Synonym(s): Leder Stain Storage: 2-8°C

  • Nitric Acid Double Distilled

    GFS Chemicals

  • SIGMA 1-Naphthyl phosphate monosodium salt monohydrate >=98% (titration), powder

    MilliporeSigma

    Synonym(s): α-Naphthyl phosphate monosodium salt monohydrate; Sodium 1-naphthyl phosphate monohydrate Empirical Formula: C10H8NaO4P -+ H2O Linear Formula: C10H7OP(O)(OH)(ONa) -+ H2O Formula Weight: 264.15 …

  • ALDRICH 7-Nitro-3,4-benzocoumarin, 98%

    MilliporeSigma

    Empirical Formula: C13H7NO4 Linear Formula: C13H7NO4 Formula Weight: 241.20 MDL Number: MFCD00004992 Purity: 98% Melting Point: 203-205 °C(lit.)

  • ALDRICH Nafion® perfluorinated membrane, Nafion® 117, thickness 0.007in.

    MilliporeSigma

    MDL Number: MFCD00132790

  • 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

  • "Norfloxacin, =98% (TLC)"

    MilliporeSigma

    Synonyms: 1-Ethyl-6-fluoro-1,4-dihydro-4-oxo-7-(1-piperazinyl)-3-quinolinecarboxylic acid; 1-Ethyl-6-fluoro-1,4-dihydro-4-oxo-7-piperazino-3-quinolinecarboxylic acid Formula: C16H18FN3O3 Formula Weight: 319.33 CAS No.: 70458-96-7 Purity: …

  • Nitric Acid, Fuming, AR (ACS)

    Avantor - Macron Fine Chemicals™

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

  • Nitrogen-Ammonia Reagent Set

    Hach

    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

  • ALDRICH N-Benzyl-N-methylethanolamine, technical grade, 90%

    MilliporeSigma

    Synonym(s): 2-( N -Benzyl- N -methylamino)ethanol Empirical Formula: C10H15NO Linear Formula: C6H5CH2N(CH3)CH2CH2OH Formula Weight: 165.23 MDL Number: MFCD00002847 Purity: 90% Boiling Point: …

  • SIGMA n-Propionyl coenzyme A lithium salt >=85%

    MilliporeSigma

    Empirical Formula: C24H40N7O17P3S Linear Formula: C24H40N7O17P3S Formula Weight: 823.60 Purity: ≥85% Storage: −20°C

  • SIGMA N-Nitrosodiethylamine ISOPAC®

    MilliporeSigma

    Synonym(s): Diethylnitrosamine Empirical Formula: C4H10N2O Linear Formula: (C2H5)2NNO Formula Weight: 102.14 MDL Number: MFCD00013890 Boiling Point: 177 °C(lit.) Density: 0.95 g/mL(lit.) Beilstein Registry…

  • SIGMA Nifedipine >=98% (HPLC), powder

    MilliporeSigma

    Synonym(s): 1,4-Dihydro-2,6-dimethyl-4-(2-nitrophenyl)-3,5-pyridinedicarboxylic acid dimethyl ester Empirical Formula: C17H18N2O6 Linear Formula: C17H18N2O6 Formula Weight: 346.33 MDL Number: …

  • 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 …

  • 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.…

  • Nimodipine

    MilliporeSigma

    pharmaceutical secondary standard; traceable to USP, PhEur and BP Synonym(s): Nimodipine; 1,4-Dihydro-2,6-dimethyl-4-(3-nitrophenyl)-3,5-pyridinedicarboxylic acid 2-methoxyethyl 1-methylethyl ester; Isopropyl 2-methoxyethyl 1,4-dihydro-2,6-dimethyl-4-(m-nitrophenyl)-3,5-pyridinedicarboxylate …

  • Nutrient Broth

    BD

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

  • Nujol, for IR spectroscopy

    Alfa Aesar

    Synonym(s): Mineral oil, Paraffin oil CAS Number: 8012-95-1 Hazard Class: 0 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…

  • Nickel(II) sulfamate hydrate

    Alfa Aesar

    Formula: Ni(SO3NH2)2 xH2O Formula weight: 250.86(anhy) CAS Number: 13770-89-3 UN Number: UN3077 Hazard Class: 9 Packing Group: III Harmonized Tariff Code:  2842.90 Hazard Statements: H334-H350-H360-H372-H341-H317 May cause allergy or asthma symptoms or breathing difficulties…

  • 6-Nitropiperonyl alcohol, 98+%

    Alfa Aesar

    Synonym(s): 4,5-Methylenedioxy-2-nitrobenzyl alcohol, 3,4-Methylenedioxy-6-nitrobenzyl alcohol Formula: C8H7NO5 Formula weight: 197.15 Purity: 98+% CAS Number: 15341-08-9 Harmonized Tariff Code:  2932.99

  • Nessler Reagent, 1000 ml

    Hach

  • SUPELCO Nylon 66 Filter Membranes

    MilliporeSigma

    pore size 0.45 μm, diam. 47 mm, pkg of 50 ea Synonym(s): MEMBRANES NYLON 66 .45UM PK/50

  • Nitrate (Nitrogen Standard)

    Ricca Chemical

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

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