Investor Presentaiton

Feedstock pricing is given internationally and mainly impacted by changes in oil and natural gas prices Feedstocks Crude Oil ($/bbl) and Naphtha ($/ton) Base 100 2000 100 International market is the price maker Brent Naphtha ARA 2000 2006 2012 2018 2022 Natural Gas ($/MMBTU) e Ethane ($/ton) Base 100 2000 100 2000 International market is the price maker Natural Gas 2006 2012 Ethane USG 2018 2022 Naphtha prices are highly correlated with crude oil prices, as the price of ethane follows natural gas fluctuations, yet sporadic detachments may occur, due to specific market conditions Source: External Consultants. PUBLIC Braskem 19

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