NECi Superior Enzymes

- Model NTK-ND-25 and NTK-ND-100 - Nitrate Test Kits by NADH Disappearance

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Use this kit to obtain quantitative nitrate data within standard range by measuring NADH Disappearance.  Measures nitrate content in food extracts and other aqueous extracts or samples.  Confirmed by NECi to provide accurate results when used in conjunction with Carrez's Reagent in meat, milk, and whey.  Use your standard food sample preparation method or see product documents for more information.

  • Standard Range (0.5 ppm - 10.0 ppm Nitrate-N)
  • Choose from Analysis of 25 or 100 Samples

  • Recombinant AtNaR fermented according to strict QA/QC procedures with reagent grade water and analytical grade sugars and salts, ensuring lot-to-lot consistency, reliablility, and stability 
  • Purified to Homegeneity by Immobilized Metal Affinity Chromatography Guarantees Greater than 95% Purity
  • Freeze Dried Stable Indefinitely at -20°C, 2 Years at 4°C, 1 Year at 25°C (RT)
  • Stable in Working Solution for 1 Year at -20°C, 2 Weeks at 4°C, 8 Hours at 25°C (RT)
  • Small Sample Volume and Enzyme Reagents Offer Sustainability and No Hassle Shipping, Storage and Disposal for Your Laboratory

Number of tests - Standard Range ID

25 tests - NTK-ND-25

100 tests - NTK-ND-100

You will need graduated cylinders, variable pipetters, spectrophotometer capable of reading at 340 nm± 20nm, a timer, dionized nitrate-free water, ice, and extra cuvettes.

Each Kit Contains:

  • Assay Buffer (liquid)
  • NADH (freeze-dried)
  • Nitrate Reductase (freeze-dried)
  • Enzyme Diluent
  • 100ppm Nitrate-N Standard
  • Microcentrifuge Tubes
  • Cuvettes (UV compatible)

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