| 2811 | | Other inorganic acids and other inorganic oxygen compounds of nonmetals: | | | | |
| 2811.21.00 | 00 | Other inorganic oxygen compounds of nonmetals: | | | | |
| 2812 | | III. HALOGEN OR SULFUR COMPOUNDS OF NONMETALS | | | | |
| 2815 | | Sodium hydroxide (Caustic soda); potassium hydroxide (Caustic potash); peroxides of sodium or potassium: | | | | |
| 2815.20.00 | | Potassium hydroxide (Caustic potash) | | Free | | 2.2¢/kg |
| 2815.30.00 | 00 | Peroxides of sodium or potassium | kg | 3.7% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 25% |
| 2826.90.10 | 00 | Fluorosilicates of sodium or of potassium | kg | 4.1% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 62.5% |
| 2827.51.00 | 00 | Bromides of sodium or of potassium | kg | Free | | 22¢/kg |
| 2827.60.20 | 00 | Of potassium | kg | 2.8% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 7.5% |
| 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% |
| 2829.90.05 | 00 | Potassium bromate | kg | Free | | 25% |
| 2829.90.40 | 00 | Of potassium | kg | 3.1% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 25% |
| 2830 | | Sulfides; polysulfides, whether or not chemically defined: | | | | |
| 2834.21.00 | 00 | Of potassium | t | Free | | Free |
| 2835 | | Phosphinates (hypophosphites), phosphonates (phos- phites) and phosphates; polyphosphates, whether or not chemically defined: | | | | |
| 2835.10.00 | 00 | Phosphinates (hypophosphites) and phosphonates (phosphites) | kg | 3.1% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 25% |
| 2835.24.00 | 00 | Of potassium | kg | 3.1% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 25% |
| 2835.31.00 | 00 | Polyphosphates: | | | | |
| 2835.31.00 | 00 | Sodium triphosphate (Sodium tripolyphosphate) | kg | 1.4% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 6% |
| 2835.39.10 | 00 | Of potassium | kg | 3.1% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 25% |
| 2836.40 | | Potassium carbonates: | | | | |
| 2836.40.10 | 00 | Dipotassium carbonate | kg | 1.9% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 6% |
| 2836.40.20 | 00 | Potassium hydrogencarbonate (Potassium bicarbonate) | kg | 1.3% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 4.8% |
| 2837.19.01 | 10 | Potassium cyanide | kg | | | |
Harmonized Tariff Schedule of the United States inquiry: 3203Ã
