Lactic Acid Oligomers from Japan
Linear oligomers of lactic acid (3-10 monomer units) with terminal carboxylic acid and hydroxyl functions. Classified 2918.99.5000 due to multiple oxygen functions on the hydroxy acid chain. Used as biodegradable plasticizers and pharma intermediates.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Provide GPC/SEC analysis showing MW 200-800 Da to distinguish from polymers (3903.19)
• Specify lactide content <1% to avoid lactone classification under 2932
• Biobased content certification may qualify for duty preference programs