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The Government of the Macao Special Administrative Region (SAR) has notified the World Trade Organization (WTO) to enforce the Administrative Regulation No. 232018 which sets the maximum limit for heavy metal contaminants in food. The term “heavy metal contaminants” refers to elements or chemical compounds of heavy metals which contaminate foodstuffs.

This new legislation stipulates that levels of heavy metals allowed for used in food which include:

  • arsenic (e.g. poultry meat at 0.5 mg/kg)
  • cadmium (e.g. polished rice at 0.2 mg/kg)
  • lead (e.g. leaf vegetables at 0.3 mg/kg)
  • mercury (e.g. edible fungus at 0.1 mg/kg) and
  • tin (e.g. canned beverages at 150 mg/kg)

The new requirements were effective from September 4, 2018.