Product ID: NTK-TTLR or NTK-TTSR

Use this kit for quantitative nitrate analysis of essentially any aqueous sample, from wastewater to soil and plant extracts.  This test tube format kit is to be used with your colorimeter or spectrophotometer capable of reading at 540nm± 20nm.  NECi's recombinant Nitrate Reductase drives all Nitrate to Nitrite using NADH, which reacts with color reagents under acidic conditions to produce a visible color.  

Nitrate Reductase Based Test Tube Kits are Available in different Ranges:

25 Sample or 100 Sample Analysis 

Choose either Freshwater or Saltwater Analysis

NECi Nitrate Reductase (AtNaR):

• 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