Diethyl Tartrate from Japan
Diethyl tartrate is an ester of tartaric acid used as a chiral building block in organic synthesis and fragrances. It is classified under HTS 2918.13.5000 as an 'other' ester of tartaric acid per Chapter 29 note 3(A) for ester classification. The alcohol function without additional oxygen defines its placement.
Duty Rate — Japan → United States
4.4%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Confirm ester purity via GC-MS analysis; declare exact optical isomer (L/D/meso) for statistical reporting; hazardous material shipping docs required for flammables