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  1. Oct 1, 2019 · Ammonia nitrogen, consisting of un-ionized ammonia and ammonium, is a key parameter for studying the nitrogen cycle and indicating water quality. The measurement of these parameter concentrations is vital for the adequate monitoring of aquatic environments.

  2. Jun 1, 2020 · Therefore, to achieve sustainable utilization of water resources and protect aquatic organisms from the acute and chronic effects of ammonia, it is important to detect, sense, and monitor ammonia nitrogen in lakes, rivers, seawater and other different waters.

  3. Oct 1, 2019 · Ammonia nitrogen, consisting of un-ionized ammonia and ammonium, is a key parameter for studying the nitrogen cycle and indicating water quality. The measurement of these parameter concentrations is vital for the adequate monitoring of aquatic environments.

  4. demand (BOD), chemical oxygen demand (COD), ammoniacal nitrogen, and selected heavy metals. Biological parameter were Total Coliform and E. Coli. The water was classified based on Water Quality Index (WQI) and National Water Quality Standard for Malaysia (NWQS). According to WQI, the classifications of water quality were based on each station.

  5. Recognizing this, conservative water quality monitoring programs and sustainable use of water are promoted. The major pollutants in Malaysian’s rivers and lakes are Biochemical Oxygen Demand (BOD), Ammoniacal Nitrogen (NH3-N) and Suspended Solids (SS).

  6. May 30, 2024 · Ammonia is one of several forms of nitrogen that exist in aquatic environments. Unlike other forms of nitrogen, which can cause nutrient over-enrichment of a water body at elevated concentrations and indirect effects on aquatic life, ammonia causes direct toxic effects on aquatic life.

  7. Ammonia is a colorless, pungent gaseous compound of hydrogen and nitrogen that is highly soluble in water. It is a biologically active compound found in most waters as a normal biological degradation product of nitrogenous organic matter (protein).