| 28 | | | HS Code for Inorganic chemicals; inorganic or organic compounds of precious metals, radioactive elements, rare land metals or isotope metals |
| 2801 | | HS Code for Fluorine chlorine bromine and iodine |
| | 28013010 | Fluorine |
| | 28013020 | Bromine |
| 2802 | | HS Code for Sulphur sublimed or precipitated; colloidal sulphur |
| | 28020000 | Sublimation, precipitation, colloidal sulfur |
| 2803 | | HS Code for Carbon (carbon blacks and other forms of carbon not elsewhere specified or included) |
| | 28030000 | Carbon |
| 2804 | | HS Code for Hydrogen rare gases and other non-metals |
| | 28041000 | Hydrogen |
| | 28042100 | Argon |
| | 28042900 | Other noble gases |
| | 28043000 | Nitrogen |
| | 28044000 | Oxygen |
| | 28045000 | Boron, tellurium |
| | 28046117 | Electronic industry single crystal silicon rod diameter >=30cm |
| | 28046119 | Electronic industry 7.5cm<= diameter<30cm single |
| | 28046120 | Electronic industry diameter <7.5cm silicon rods |
| | 28046190 | Other silicon content> 99.99% of silicon |
| | 28046900 | Other silicon content <99.99% of silicon |
| | 28047010 | Phosphorus (white phosphorus) |
| | 28047090 | Other phosphorus |
| | 28048000 | Arsenic |
| | 28049010 | Selenium doped crystal rod for the electronics industry |
| | 28049090 | Other selenium |
| 2805 | | HS Code for Alkali or alkaline-earth metals; rare-earth metals scandium and yttrium whether or not intermixed or interalloyed; mercury |
| | 28051100 | Sodium |
| | 28051200 | Calcium |
| | 28051910 | Lithium |
Harmonized Tariff Schedule of China inquiry: textile
