Metallic additives
Among metallic additives, lead is limited to 0.013 g/l. Manganese (Mn) and iron (Fe) are not regulated under current legislation.
The SGS Worldwide Fuel Survey (WWFS) reveals Mn content in gasoline of 36 mg/kg in 2017, but nothing was found in 2018 and 2019. There were no values for lead and iron.
Manganese content (mg/kg) in gasoline, average and maximum values, 2017-2019
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Source: SGS Worldwide Fuel Survey, 2022