Another TDI Hike

March 21, 2018

Dear Valued Customer,

Effective April 15, 2018, or as contracts allow, BASF Corporation is raising the price for all
Lupranate® TDI products by $0.10 per pound.

Your BASF Account Manager will provide details of this announced increase and is available to
answer any questions you may have. We appreciate your continued support with BASF
Urethane Chemicals.