(Agilent, Auburn, United States) - Parameter Color pH Turbidity, NTU Conductivity ms/cm TDS Total organic carbon (TOC) TSS Total irons Ammonia Ca2+ Mg2+ K+ Landfill Leachate Concentration (mg/L) Measuring Instrument Brown yellowish - 8.0 HQ40d multi(Hach, Sydney, Australia) 35.0 2100P ...