| Harmonized Tariff Schedule | ||||||
|---|---|---|---|---|---|---|
| HTS No | Stat Suffix | Description | Unit of Quantity | Rates of Duty | ||
| 1 | 2 | |||||
| General | Special | |||||
| 2931.00.70 | 00 | N,N'-Bis(trimethylsilyl)urea; 3-(Hydroxymethylphosphinyl)-1-propanoic acid, 2-hydroxyethyl ester; and 2-Phosphonobutane-1,2,4-tricarboxylic acid and its salts | kg | Free | 25% | |