| 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% |
| 2836.50.00 | 00 | Calcium carbonate | kg | Free | | 25% |
| 2837.19.01 | 15 | Calcium cyanide | kg | | | |
| 2841.80.00 | 20 | Of calcium | kg W kg | | | |
| 2849.10.00 | 00 | Of calcium | kg | 1.8% | Free (A*,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 10% |
| 2850.00.05 | 00 | Of calcium | kg | Free | | 25% |
| 2918.29.04 | 00 | 2,3-Cresotic acid; 2-Hydroxybenzoic acid, calcium salt; 1-Hydroxy-2-naphthoic acid; 2-Hydroxy-1-naphthoic acid; 1-Hydroxy-2-naphthoic acid, phenyl ester; α-Resorcylic acid; γ-Resorcylic acid; and 5-Sulfosalicylic acid | kg | 5.8% | Free (A+,AU,BH, CA,CL,D,E,IL,J, JO,L,MA,MX, P,SG) | 15.4￠/kg + 40% |
| 3102.40.00 | 00 | Mixtures of ammonium nitrate with calcium carbonate or other inorganic nonfertilizing substances | t | Free | | Free |
| 3102.60.00 | 00 | Double salts and mixtures of calcium nitrate and ammonium nitrate | t | Free | | Free |
| 3407 | | Modeling pastes, including those put up for children's amusement; preparations known as "dental wax" or as "dental impression compounds", put up in sets, in packings for retail sale or in plates, horseshoe shapes, sticks or similar forms; other preparations for use in dentistry, with a basis of plaster (of calcined gypsum or calcium sulfate): | | | | |
| 6806.90.00 | 20 | Of molded calcium silicate | X | | | |
| 6902.10 | | Containing by weight, singly or together, more than 50 percent of the elements magnesium, calcium or chromium, expressed as MgO, CaO or Cr2O3: | | | | |
| 7202.21.10 | 00 | Containing by weight more than 3 percent of calcium | kg Si kg | 1.1% | Free (A*,AU,BH, CA,CL,E,IL,J,JO, MA,MX, P,SG) | 11.5% |
| 7202.99.20 | 00 | Calcium silicon | kg | 5% | Free (A,AU,BH,CA, CL,D,E,IL,J, JO,MX,P,SG) 3.3% (MA) | 25% |
