Laboratory testing

Unitywater laboratory

  Chemistry Laboratory

The Chemistry laboratory has industry standard equipment and is NATA accredited for the following tests:

Type Details


Ammonia as N, Monochloramine as N, Nitrate + Nitrite (NOx) as N, Nitrite as N, Organic N as N (TKN-NH3), Phosphate as P, Soluble Total N as N, Soluble Total P as P, TKN as N (TN-NOx), Total Nitrogen as N, Total Phosphorus as P


Fixed Solids, Total Suspended Solids, Total Solids (%), Moisture Content (%), Total Volatile Solids

General Chemistry

Alkalinity – Total, HCO3- and CO  2
-, BOD5 / cBOD5, Bromate, Chlorate, Chloride as Cl, Chlorine – Free & Total, Chlorophyll a, COD, Colour – Apparent & True, Dissolved Oxygen, Conductivity, Fluoride, Hardness - Total, Organic Carbon - Total, pH, Salinity, Sulphate as SO  2
-, Temperature, Total Dissolved Solids (Calc), Turbidity, % UV Transmittance


Aluminium, Antimony, Arsenic, Barium, Beryllium, Boron, Cadmium, Calcium, Chromium, Cobalt, Copper, Hardness Ca, Iron, Lead, Lithium, Magnesium, Manganese, Mercury, Molybdenum, Nickel, Potassium, Selenium, Sodium, Sodium Adsorption Ratio, Strontium, Total Hardness, Vanadium, Zinc

  Microbiology Laboratory

The Microbiology laboratory has developed innovative procedures to decrease turn-around-times for many tests and is NATA accredited for the following:



Clostridium perfringens (inc spores)

Male-specific Coliphages (MS2 F-RNA)
Somatic Coliphages

E. coli 

Heterotrophic colony count
Intestinal Enterococci
Legionella spp. (including Cooling Towers)
Pseudomonas aeruginosa
Thermotolerant coliforms
Total coliforms
    Did You Know
  • Approximately one pool in every 20 has a leak! Even a minor leak can result in a major water loss.  Under pressure a tiny leak can lose more than 3000 litres a day.