HTS heading 2835
Phosphinates (hypophosphites), phosphonates (phosphites) and phosphates; polyphosphates, whether or not chemically defined — 15 codes under this heading, with the duty on each.
| Code | Description | General rate | Units |
|---|---|---|---|
| 2835 | Phosphinates (hypophosphites), phosphonates (phosphites) and phosphates; polyphosphates, whether or not chemically defined + Ch. 99 | not stated | — |
| 2835.10.00.00 | Phosphinates (hypophosphites) and phosphonates (phosphites) + Ch. 99 | 3.1% | kg |
| 2835.22.00.00 | Of mono- or disodium + Ch. 99 | 1.4% | kg |
| 2835.24.00.00 | Of potassium + Ch. 99 | 3.1% | kg |
| 2835.25.00.00 | Calcium hydrogenorthophosphate ("Dicalcium phosphate") + Ch. 99 | Free | kg |
| 2835.26.00.00 | Other phosphates of calcium + Ch. 99 | Free | kg |
| 2835.29 | Other + Ch. 99 | not stated | — |
| 2835.29.10.00 | Of aluminum + Ch. 99 | Free | kg |
| 2835.29.20.00 | Of triammonium + Ch. 99 | 1.5% | kg |
| 2835.29.30.00 | Of trisodium + Ch. 99 | 2.2% | kg |
| 2835.29.51.00 | Other + Ch. 99 | 4.1% | kg |
| 2835.31.00.00 | Sodium triphosphate (Sodium tripolyphosphate) + Ch. 99 | 1.4% | kg |
| 2835.39 | Other + Ch. 99 | not stated | — |
| 2835.39.10.00 | Of potassium + Ch. 99 | 3.1% | kg |
| 2835.39.50.00 | Other + Ch. 99 | 3.7% | kg |
Additional duties may apply
15 lines here reference Chapter 99, where Section 301, Section 232 and other additional duties live. Those are charged on top of the general rate and depend on where the goods were made. What those provisions are.
Source: Harmonized Tariff Schedule of the United States, U.S. International Trade Commission (public domain). Classification and the duties that finally apply to a shipment are a licensed customs broker's call.