| 2827.59.25 | 00 | Of ammonium, of calcium or of zinc | kg | Free | | 25% |
| 2827.60.10 | 00 | Of calcium or of copper | kg | Free | | 25% |
| 2828 | | Hypochlorites; commercial calcium hypochlorite; chlorites; hypobromites: | | | | |
| 2828.10.00 | 00 | Commercial calcium hypochlorite and other calcium hypochlorites | kg | 2.4% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 25% |
| 2834.29.10 | 00 | Of calcium | t | Free | | Free |
| 2835.25.00 | 00 | Calcium hydrogenorthophosphate ("Dicalcium phosphate") | kg | Free | | 25% |
| 2835.26.00 | 00 | Other phosphates of calcium | kg | Free | | 25% |
| 2836 | | Carbonates; peroxocarbonates (percarbonates); commercial ammonium carbonate containing ammonium carbamate: | | | | |
| 2836.50.00 | 00 | Calcium carbonate | kg | Free | | 25% |
| 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 | | | |
| 2842 | | Other salts of inorganic acids or peroxoacids (including aluminosilicates whether or not chemically defined), other than azides: | | | | |
| 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% |
| 2849.10.00 | 00 | Of calcium | kg | 1.8% | Free (A*,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 10% |
| 2850.00 | | Hydrides, nitrides, azides, silicides and borides, whether or not chemically defined, other than compounds which are also carbides of heading 2849: | | | | |
| 2850.00.05 | 00 | Of calcium | kg | Free | | 25% |
| 2853.00.00 | | 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 | | 2.8% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 25% |
| 2903.59.11 | 00 | Pesticides | kg | 5.5% | Free (A,AU,BH,CA, CL,E,IL,J,JO, MA,MX, P,SG) | 15.4¢/kg + 64.5% |
| 2903.69.30 | 00 | Pesticides | kg | 5.5% | Free (A,AU,BH,CA, CL,E,IL,J,JO, MA,MX, P,SG) | 15.4¢/kg + 64.5% |
| 2904.10.04 | 00 | 2-Anthracenesulfonic acid | kg | 5.5% | Free (A,AU,BH,CA, CL,E,IL,J,JO, MA,MX, P,SG) | 15.4¢/kg + 51% |
| 2904.10.10 | 00 | m-Benzenedisulfonic acid, sodium salt; 1,5-Naphthalenedisulfonic acid; and p-Toluenesulfonyl chloride | kg | 5.5% | Free (A+,AU,BH, CA,CL,D,E,IL,J, JO,L,MA,MX, P,SG) | 15.4¢/kg + 41.5% |
Harmonized Tariff Schedule of the United States inquiry: 3203Ã
