Hilson Wong

E.coli Total Coliform

13 Heavy Metals Aluminum Antimony Arsenic Boron Cadmium Chromium Copper Iron Lead Manganese Nickel Selenium Mercury Total Suspended Solids Total Solids Total Volatile Solids pH value Conductivity Turbidity Chemical Oxygen Demand E. coli Faecal Coliforms

Temperature Conductivity Total Dissolved Solids Suspend Solids Calcium Hardness pH value Heterotrophic Plate count

pH value Conductivity Turbidity Color Free residual Chlorine/ Total Chlorine E. Coli Total Bacteria count

pH value Conductivity Turbidity Color Free residual Chlorine/Total Chlorine E. Coli Total Bacteria count

pH value Temperature Salinity Total Suspended Solids E. coli

E.coli

13 Heavy Metals Aluminum Antimony Arsenic Boron Cadmium Chromium Copper Iron Lead Manganese Nickel Selenium Mercury Total Suspended Solids Total Solids Total Volatile Solids pH value Conductivity Turbidity Chemical Oxygen Demand E. coli Faecal Coliforms

7 Heavy Metals Antimony Cadmium Chromium Copper Iron Lead Nickel pH value Conductivity Turbidity Color Free Residual Chlorine E. Coli Heterotrophic Plate Count