Chemical Parameters

These include:

  • Heavy metals (arsenic, cadmium, chromium, copper, lead, mercury, nickel and zinc) and other metals (aluminium, boron, iron, manganese, selenium, silver and vanadium);
  • Organotins (Tributyl tin (TBT) and dibutyl tin (DBT));
  • Total petroleum hydrocarbons (TPH);
  • Polyaromatic hydrocarbons (PAHs) (USEPA 16);
  • Polychlorinated biphenyls (PCBs) including 25 congeners;
  • Ammonia; and
  • Sulphide

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