D(-)-Tartaric Acid from Japan
D(-)-Tartaric acid is the D-enantiomer of tartaric acid, a chemically defined organic compound with the same molecular structure as L-tartaric acid but opposite optical rotation. Under Chapter 29 Note 1(a), separate chemically defined organic compounds are covered, so it classifies under tariff item 2918.12.00. It is used in the resolution of racemic mixtures and specialty synthesis.
Duty Rate — Japan → Canada
0%
Import Tips
• Declare the optical purity and specific rotation on the shipping documents to confirm the enantiomer identity
• Ensure the product is labeled as D(-)-tartaric acid to avoid confusion with the L-form
• Verify if any import permits are needed for specialty chemical use