# HTS 2853: Phosphides, whether or not chemically defined, excluding ferrophosphorous; other inorganic compounds (including distilled or conductivity water and water of similar purity); liquid air (whether or not rare gases have been removed); compressed air; amalgams, other than amalgams of precious metals:

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Source: [2026 HTS Revision 21 (October 9, 2026)](https://hts.usitc.gov/search?query=2853). Additional duties by country of origin may apply; estimate a shipment's full duty with the tariff calculator: https://geopax.app/tariffs/calculator

## 2853: Phosphides, whether or not chemically defined, excluding ferrophosphorous; other inorganic compounds (including distilled or conductivity water and water of similar purity); liquid air (whether or not rare gases have been removed); compressed air; amalgams, other than amalgams of precious metals:

| Code | Description | General | Special | Column 2 | Units |
| --- | --- | --- | --- | --- | --- |
| 2853 | Phosphides, whether or not chemically defined, excluding ferrophosphorous; other inorganic compounds (including distilled or conductivity water and water of similar purity); liquid air (whether or not rare gases have been removed); compressed air; amalgams, other than amalgams of precious metals: |  |  |  |  |
| 2853.10.00.00 |   Cyanogen chloride (chloorcyan) | 2.8% | Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 25% | kg |
| 2853.90 |   Other: |  |  |  |  |
|  |     Phosphides, whether or not chemically defined, excluding ferrophosphorous: |  |  |  |  |
| 2853.90.10.00 |       Of copper (phosphor copper), containing more than 15 percent by weight of phosphorous | 2.6% | Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 32.5% | kg |
| 2853.90.50.00 |       Of other metals or nonmetals | Free |  | 25% | kg |
| 2853.90.90 |     Other | 2.8% | Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 25% |  |
| 2853.90.90.10 |       Gallium arsenide wafers, undoped | 2.8% | Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 25% | kg |
| 2853.90.90.90 |       Other | 2.8% | Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 25% | kg |
|  |   I. HYDROCARBONS AND THEIR HALOGENATED, SULFONATED, NITRATED OR NITROSATED DERIVATIVES |  |  |  |  |