HTS code 2906.19.10.00 covers "Cyclic alcohols and their halogenated, sulfonated, nitrated or nitrosated derivatives › Other › 4,4'-Isopropylidenedicyclohexanol; and mixtures containing not less than 90 percent by weight of stereoisomers of 2-isopropyl- 5-methylcyclohexanol, but containing not more than 30 percent by weight of any one such stereoisomer" under the US Harmonized Tariff Schedule. This is the official duty rate charged by US Customs when this product is imported into the United States, sourced directly from the U.S. International Trade Commission and refreshed daily.