| 2833.11.10 | 00 | Salt cake | t | Free | | Free |
| 2833.22.00 | 00 | Of aluminum | kg | Free | | 10% |
| 2833.29.10 | 00 | Of cobalt | kg | 1.4% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 6.5% |
| 2833.30.00 | 00 | Alums | kg | 1.6% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 25% |
| 2834.29.10 | 00 | Of calcium | t | Free | | Free |
| 2835 | | Phosphinates (hypophosphites), phosphonates (phos- phites) and phosphates; polyphosphates, whether or not chemically defined: | | | | |
| 2835.25.00 | 00 | Calcium hydrogenorthophosphate ("Dicalcium phosphate") | kg | Free | | 25% |
| 2835.26.00 | 00 | Other phosphates of calcium | kg | Free | | 25% |
| 2835.29.10 | 00 | Of aluminum | kg | Free | | 25% |
| 2836 | | Carbonates; peroxocarbonates (percarbonates); commercial ammonium carbonate containing ammonium carbamate: | | | | |
| 2836.50.00 | 00 | Calcium carbonate | kg | Free | | 25% |
| 2836.99.10 | 00 | Cobalt carbonates | kg | 4.2% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 30% |
| 2836.99.30 | 00 | Commercial ammonium carbonate and other ammonium carbonates | kg | 1.7% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 16% |
| 2837.19.01 | 15 | Calcium cyanide | kg | | | |
| 2839 | | Silicates; commercial alkali metal silicates: | | | | |
| 2841 | | Salts of oxometallic or peroxometallic acids: | | | | |
| 2841.80.00 | 20 | Of calcium | kg W kg | | | |
| 2841.90.40 | 00 | Aluminates | kg | 3.1% | Free (A,AU,BH, CA,CL,E,IL,J,JO, K,MA,MX,P,SG) | 25% |
| 2842 | | Other salts of inorganic acids or peroxoacids (including aluminosilicates whether or not chemically defined), other than azides: | | | | |
| 2842.10.00 | 00 | Double or complex silicates, including alumino- silicates whether or not chemically defined | kg | 3.7% | Free (A+,AU,BH, CA,CL,D,E,IL,J, JO,K,MA,MX, P,SG) | 25% |
| 2843 | | Colloidal precious metals; inorganic or organic compounds of precious metals, whether or not chemically defined; amalgams of precious metals: | | | | |
| 2843.10.00 | 00 | Colloidal precious metals | g | 5.5% | Free (A+,AU,BH, CA,CL,D,E,IL,J, JO,MA,MX, P,SG) | 65% |
| 2843.90.00 | 00 | Other compounds; amalgams | kg | 3.7% | Free (A*,AU,BH, CA,CL,E,IL,J,JO, K,MA,MX, P,SG) | 25% |
| 2844 | | Radioactive chemical elements and radioactive isotopes (including the fissile or fertile chemical elements and isotopes) and their compounds; mixtures and residues containing these products: | | | | |
| 2844.10 | | Natural uranium and its compounds; alloys, dispersions (including cermets), ceramic products and mixtures containing natural uranium or natural uranium compounds: | | | | |
Harmonized Tariff Schedule of the United States inquiry: 3920590000
