Anhydrous Diethyl Ether from Japan
Water-free diethyl ether used in Grignard reactions and moisture-sensitive syntheses. Falls under 2909.11.00.00 as pure acyclic ether; anhydrous state is standard purification, not rendering it specific-use per Chapter 29 note (e).
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Include GC-MS purity certificate; water content <0.01% distinguishes from technical grades
• Use brown glass or metal containers to prevent peroxide formation during transport
• Declare as 'not for anesthetic use' if intended for industrial/lab to avoid medical device scrutiny