Tronox to buy FMC's Alkali Chemicals unit for $1.64 bln By: Reuters: Company News February 03, 2015 at 20:42 PM EST Feb 3 (Reuters) - Diversified chemical maker Tronox Ltd said it would acquire FMC Corp's Alkali Chemicals business for $1.64 billion. Read More >> Related Stocks: FMC Corp Tronox Inc