HTS Codes / Chapter 29

2931.90.70.00

<i>N</i>,<i>N</i>'-Bis(trimethylsilyl) urea; 3-(Hydroxymethylphosphinyl)-1-propanoic acid, 2-hydroxyethyl ester; and 2-Phosphonobutane-1,2,4-tricarboxylic acid and its salts

Duty rates

General (MFN)

Free

Column 2 (non-MFN)

25%

Unit of quantity

kg

“General” applies to imports from most trading partners under normal trade relations. “Special” lists products eligible for reduced or duty-free treatment under programs like GSP, USMCA, CAFTA-DR, or individual free-trade agreements. “Column 2” applies to imports from countries without normal trade relations (currently Cuba and North Korea).

Chapter 29

Organic chemicals (Section VI — Products of the chemical or allied industries)