Oxygen
HS v1996 Code: 280440
Revisions to 280440
Classification codes are adjusted frequently. The code may have been revised or replaced between system versions. The table below shows the history (newest to oldest) of the code 280440. The most recent 1 version of this code (280440) is in the HS v2022 system:
This page shows a legacy version of code 280440 ( HS v1996).
Newer versions
- HS v2022 (Latest revision):
- HS v2017 :
- HS v2012 :
- HS v2007 :
- HS v2002 :
Family tree for oxygen
graph LR
A["<a href='/classifications/hs/v1996/28'>28: Inorgn chem; compds of prec mtl, radioact elements etc</a>"]
A --> B["<a href='/classifications/hs/v1996/2804'>2804: Hydrogen, rare gases and other non-metals.</a>"]
B --> C["<a href='/classifications/hs/v1996/280440'>280440: Oxygen</a>"]
B --> D["<a href='/classifications/hs/v1996/280410'>280410: Hydrogen</a>"]
B --> E["<a href='/classifications/hs/v1996/280421'>280421: Rare gases :-- Argon</a>"]
B --> F["<a href='/classifications/hs/v1996/280429'>280429: Rare gases :-- Other</a>"]
B --> G["<a href='/classifications/hs/v1996/280430'>280430: Nitrogen</a>"]
B --> H["<a href='/classifications/hs/v1996/280450'>280450: Boron; tellurium</a>"]
B --> I["<a href='/classifications/hs/v1996/280461'>280461: Silicon :-- Containing by weight not less than 99.99 % of silicon</a>"]
B --> J["<a href='/classifications/hs/v1996/280469'>280469: Silicon :-- Other</a>"]
B --> K["<a href='/classifications/hs/v1996/280470'>280470: Phosphorus</a>"]
B --> L["<a href='/classifications/hs/v1996/280480'>280480: Arsenic</a>"]
B --> M["<a href='/classifications/hs/v1996/280490'>280490: Selenium</a>"]
%% Color coordination by level
classDef level1 color:#000,fill:#a8f9ff,stroke:#333,stroke-width:2px
classDef level2 color:#000,fill:#e0a458,stroke:#333,stroke-width:1px
classDef level3 color:#000,fill:#419d78,stroke:#333,stroke-width:1px
classDef level4 color:#000,fill:#c04abc,stroke:#333,stroke-width:1px
classDef level5 color:#000,fill:#f1c40f,stroke:#333,stroke-width:1px
classDef level6 color:#000,fill:#f1c40f,stroke:#333,stroke-width:1px
classDef highlight color:#000,fill:#fff,stroke:#000,stroke-width:5px
%% Apply classes
class A level2
class B level4
class C level6
class D level6
class E level6
class F level6
class G level6
class H level6
class I level6
class J level6
class K level6
class L level6
class M level6
class C highlight
%% class A level1
%% class B,C level2
%% class D,E,F,G,H,I level2
%% class J,K,L,M,N,O,P level3
%% class C highlight