Dow Announces Amines Increases

September 18, 2018

RE: Product Price Increase

Effective October 1, 2018, or as contracts allow, The Dow Chemical Company, on
behalf of itself and its applicable consolidated subsidiaries (“Dow”), will increase
off-list prices by the amounts listed below on all grades and package types of the
following Ethyleneamine products in North America:

Diethylenetriamine (DETA) US $0.10 / lb
Aminoethylpiperazine (AEP) US $0.10 / lb
Aminoethylethanolamine (AEEA) US $0.10 / lb

Thank you for your continued business with Dow. Please contact your Account
Manager if you have any questions related to this communication.