28
28

Inorganic chemicals; organic or inorganic compounds of precious metals, of rare-earth metals, of radioactive elements or of isotopes

编码范围 2801-2853 · 336条编码

29
29

Organic chemicals

编码范围 2901-2942 · 1208条编码

30
30

Pharmaceutical products

编码范围 3001-3006 · 184条编码

31
31

Fertilizers

编码范围 3101-3105 · 29条编码

32
32

Tanning or dyeing extracts; dyes, pigments, paints, varnishes, putty and mastics

编码范围 3201-3215 · 168条编码

33
33

Essential oils and resinoids; perfumery, cosmetic or toilet preparations

编码范围 3301-3307 · 74条编码

34
34

Soap, organic surface-active agents, washing preparations, lubricating preparations, artificial waxes, prepared waxes, polishing or scouring preparations, candles and similar articles, modeling pastes, "dental waxes" and dental preparations with a basis of plaster

编码范围 3401-3407 · 48条编码

35
35

Albuminoidal substances; modified starches; glues; enzymes

编码范围 3501-3507 · 32条编码

36
36

Explosives; pyrotechnic products; matches; pyrophoric alloys; certain combustible preparations

编码范围 3601-3606 · 19条编码

37
37

Photographic or cinematographic goods

编码范围 3701-3707 · 61条编码

38
38

Miscellaneous chemical products

编码范围 3801-3827 · 214条编码