Reagents, N

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  • 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

  • Nutrients Basic Reagent Set, Test' N Tube

    Hach

    Description: Nutrients Testing Basic Reagent Set, Test 'N Tube Instrument: All except DR 900, PC II Number of tests: test each: Nitrogen, Total, LR • Phosphorus, Total, LR Platform: Test 'N Tube™

  • 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

  • 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

  • Nitriver 3 Nitrite Accuvac

    Hach

    Ampules contain the precise amount of reagent for a single test USEPA approved for reporting wastewater analysis using Hach Method 8507 Method: Diazotization Range: up to 0.5 mg/L pk/25

  • Nitraver 5 Nitrate Accuvac

    Hach

    Ampules contain the precise amount of reagent for a single test Range: 0 - 30.0 mg/L pk/25

  • NitraVer® 5 Nitrate Reagent with Powder Pillows

    Hach

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

  • 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.

  • NitraVer® 3 Nitrate Reagent with Powder Pillows

    Hach

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

  • 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

  • Nutrient Agar w/ MUG Prepared Agar Plates

    Hach

    For confirmation of E. coli pk/15

  • 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

  • Nonionic Surfactants TNTplus Vial Test, HR

    Hach

    Expert High Range Nonionic Surfactants test made simple. Nonionic Surfactants TNTplus® chemistry and your Hach spectrophotometer are engineered to simplify water analysis for accurate results, everytime. For determination of higher concentrations of Nonionic Surfactants by the TBPE…

  • Nitriver 2 Powder Pillows 25ml

    Hach

    Nitrite, NitraVer® 2, High Range Range: 0 - 150 mg/L Method: NitraVer® 2 Sample Size: 25 mL pk/100

  • Nitrogen, 50mg / L 2ml Amp Pk/20

    Hach

    If you have ever questioned the result of an analytical test, you'll immediately appreciate the value of using standard solutions. These solutions contain a defined concentration of analyte, allowing you to quickly verify that instrument operation, reagent performance, and variations in operator…

  • Nickel 2 Reagent Powder Pillows

    Hach

  • Nickel TNTplus plus Vial Test

    Hach

    Expert Nickel test made simple. Nickel TNTplus® chemistry and your Hach spectrophotometer are engineered to simplify water analysis for accurate results, everytime. For determination of Nickel by the Dimethylglyoxime Method. Add Metals Prep Set (TNT890) to determine total nickel…

  • Nitrogen (Total) TNTplus Vial Test, HR

    Hach

    Expert High Range Nitrogen test made simple. Nitrogen TNTplus® chemistry and your Hach spectrophotometer are engineered to simplify water analysis for accurate results, everytime. For determination of Total Nitrogen by the Persulfate Digestion method. Easy and safe handling:…

  • Nitrogen (Total) TNTplus Vial Test, UHR

    Hach

    Expert Ultra High Range Nitrogen test made simple. Nitrogen TNTplus® chemistry and your Hach spectrophotometer are engineered to simplify water analysis for accurate results, everytime. For determination of Total Nitrogen by the Persulfate Digestion method. Easy and safe…

  • 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

  • Nessler Reagent, 1000 ml

    Hach

  • Nitrogen, 150mg / L 10ml Amp Pk/16

    Hach

    If you have ever questioned the result of an analytical test, you'll immediately appreciate the value of using standard solutions. These solutions contain a defined concentration of analyte, allowing you to quickly verify that instrument operation, reagent performance, and variations in operator…

  • Reagent Set, Nitrogen-Nitrate

    Hach

    Nitrogen-Nitrate Reagent Set, High Range, includes: NitriVer® 3 Powder Pillows, NitraVer® 6 Reagent Powder Pillows Method: Cadmium Reduction Range: 0 - 10 mg/L Sample Size: 5 mL 100/test

  • Nitrogen Primary Standard

    Hach

    Use this set for checking accuracy of crude protein tests and digestion recovery efficiency in Total Nitrogen and TKN methods. Set of three 25-g standards: Ammonium p-Toluenesulfonic Acid (Ammonium PTSA), Glycine PTSA and Nicotinic Acid PTSA.

  • N Naphthyl Dihydrochloride 25G

    Hach

    Reagent for determination of nitrite. Analytical Grade CAS No. 1465-25-4 C12H14N2...2HCl, FW = 259.17 Assay: ≥98.0% 25 g bottle Platform: Jar

  • Nonionic Surfactants TNTplus Vial Test, LR

    Hach

    Expert Low Range Nonionic Surfactants test made simple. Nonionic Surfactants TNTplus® chemistry and your Hach spectrophotometer are engineered to simplify water analysis for accurate results, everytime. For determination of lower concentrations of Nonionic Surfactants by the TBPE method,…

  • 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

  • Nickel 1 Reagent Powder Pillows

    Hach

  • Neutralizing Reagent Powder Pillows

    Hach

  • Nutrients Advanced Reagent Set, Test' N Tube

    Hach

    Test 'N Tube Reagent Set for Total Nitrogen, Total/Reactive Phosphorus, Ammonia, Nitrate, and Nitrite. Use to Optimize Waste Treatment Processes for Nutrient Removal. Contains one package each: 2742545, 2742645, 2608345, 2605345, 2606945 and 2672245

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