Product Number: 2119453
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. 1 liter bottle.
Please note: Precipitate formation in Nessler's reagent is common and does not affect the reagent's performance. Allow the precipitate to settle before use, and pipette the reagent from above the precipitate. This precipitate formation is normal.