Trade in chemicals is a strong feature of the U.S.-UK trading relationship, totaling $5.7 billion in 2017. U.S. exports of chemicals to the UK were $2.8 billion in 2017 and U.S. imports of chemicals from the UK were $2.9 billion. Importantly, a significant portion of U.S.-UK chemicals trade is to related parties -- 54 percent of chemical imports from the UK, and 39 percent of chemical exports to the UK, are to related parties. The UK is an important market for U.S. chemicals exports, advantaged by significant investments in chemical manufacturing in the United States and highly integrated value chains.