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28 - inorganic chemicals; organic or inorganic compounds of precious metals, of rare earth metals, of radioactive elements or of isotopes
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28.01 - 卤素 - fluorine, chlorine, bromine and iodine:
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28.02 - 硫 -
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28.03 - 碳 -
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28.04 - 氢 - hydrogen, rare gases and other nonmetals:
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28.05 - 碱金属 - alkali or alkalineearth metals; rareearth metals, scandium and yttrium, whether or not intermixed or interalloyed; mercury:
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28.06 - 盐酸 - ii. inorganic acids and inorganic oxygen compounds of nonmetals
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28.07 - 硫酸 -
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28.08 - 硝酸 -
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28.09 - 磷酸 - diphosphorus pentaoxide; phosphoric acid; polyphosphoric acids, whether or not chemically defined:
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28.10 - 硼 -
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28.11 - 其他无机酸 - other inorganic acids and other inorganic oxygen compounds of nonmetals:
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28.12 - 卤化物 - iii. halogen or sulfur compounds of nonmetals
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28.13 - 非金属硫化物 - sulfides of nonmetals; commercial phosphorus trisulfide:
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28.14 - 氨 - ammonia, anhydrous or in aqueous solution:
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28.15 - 钠或钾的过氧化物 - sodium hydroxide (caustic soda); potassium hydroxide (caustic potash); peroxides of sodium or potassium:
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28.16 - 氢氧化镁及过氧化 - hydroxide and peroxide of magnesium; oxides, hydroxides and peroxides, of strontium or barium:
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28.17 - 氧化锌及过氧化 -
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28.18 - 氧化铝 - artificial corundum, whether or not chemically defined; aluminum oxide; aluminum hydroxide:
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28.19 - 铬的氧化物及氢氧化物 - chromium oxides and hydroxides:
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28.20 - 锰氧化物 - manganese oxides:
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28.21 - 铁的氧化物及氢氧化物 - iron oxides and hydroxides; earth colors containing 70 percent or more by weight of combined iron evaluated as fe2o3:
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28.22 - 钴的氧化物及氢氧化物 -
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28.23 - 钛氧化物 -
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28.24 - 铅的氧化物 - lead oxides; red lead and orange lead:
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28.25 - 无机盐 - hydrazine and hydroxylamine and their inorganic salts; other inorganic bases; other metal oxides, hydroxides and peroxides:
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28.26 - 氟化物 - v. salts and peroxysalts, of inorganic acids and metals
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28.27 - 氯化物 - chlorides, chloride oxides and chloride hydroxides; bromides and bromide oxides; iodides and iodide oxides:
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28.28 - 次氯酸盐 - hypochlorites; commercial calcium hypochlorite; chlorites; hypobromites:
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28.29 - 氯酸盐和高氯酸盐 - chlorates and perchlorates; bromates and perbromates; iodates and periodates:
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28.30 - 硫化物 - sulfides; polysulfides, whether or not chemically defined:
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28.31 - 及过氧化物 - dithionites and sulfoxylates:
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28.32 - 亚硫酸盐 - sulfites; thiosulfates:
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28.33 - 硫酸盐 - sulfates; alums; peroxosulfates (persulfates):
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28.34 - 亚硝酸盐和硝酸盐 - nitrites; nitrates:
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28.35 - 膦酸酯和膦酸酯 - phosphinates (hypophosphites), phosphonates (phosphites) and phosphates; polyphosphates, whether or not chemically defined:
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28.36 - 碳酸盐 - carbonates; peroxocarbonates (percarbonates); commercial ammonium carbonate containing ammonium carbamate:
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28.37 - 氰化物 - cyanides, cyanide oxides and complex cyanides:
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28.39 - 硅酸盐 - silicates; commercial alkali metal silicates:
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28.40 - 硼酸盐 - borates; peroxoborates (perborates):
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28.41 - oxometallic或过氧酸盐 - salts of oxometallic or peroxometallic acids:
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28.42 - 其他无机酸的盐 - other salts of inorganic acids or peroxoacids (including aluminosilicates whether or not chemically defined), other than azides:
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28.43 - 贵金属化合物 - colloidal precious metals; inorganic or organic compounds of precious metals, whether or not chemically defined; amalgams of precious metals:
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28.44 - 放射性化学品 - radioactive chemical elements and radioactive isotopes (including the fissile or fertile chemical elements and isotopes) and their compounds; mixtures and residues containing these products:
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28.45 - 其他同位素 - isotopes other than those of heading 2844; compounds, inorganic or organic, of such isotopes, whether or not chemically defined:
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28.46 - 稀土金属化合物 - compounds, inorganic or organic, of rareearth metals, of yttrium or of scandium, or of mixtures of these metals:
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28.47 - 过氧化氢 -
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28.48 - 磷化物 -
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28.49 - 碳化物 - carbides, whether or not chemically defined:
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28.50 - 氢化物和其他阴离子 -
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28.52 - 汞化合物 - 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
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28.53 - 其他無機化合物 -
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