-- Acetic anhydride

HS v2012 Code: 291524

Revisions to 291524

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 291524. The most recent 1 version of this code (291524) is in the HS v2022 system:

This page shows a legacy version of code 291524 ( HS v2012).

Older versions

Family tree for -- acetic anhydride

    graph LR
    A["<a href='/classifications/hs/v2012/29'>29: Organic chemicals</a>"]
A --> B["<a href='/classifications/hs/v2012/2915'>2915: Saturated acyclic monocarboxylic acids and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives.</a>"]
B --> C["<a href='/classifications/hs/v2012/291524'>291524: -- Acetic anhydride</a>"]

    B --> D["<a href='/classifications/hs/v2012/291511'>291511: -- Formic acid</a>"]
B --> E["<a href='/classifications/hs/v2012/291512'>291512: -- Salts of formic acid</a>"]
B --> F["<a href='/classifications/hs/v2012/291513'>291513: -- Esters of formic acid</a>"]
B --> G["<a href='/classifications/hs/v2012/291521'>291521: -- Acetic acid</a>"]
B --> H["<a href='/classifications/hs/v2012/291529'>291529: -- Other</a>"]
B --> I["<a href='/classifications/hs/v2012/291531'>291531: -- Ethyl acetate</a>"]
B --> J["<a href='/classifications/hs/v2012/291532'>291532: -- Vinyl acetate</a>"]
B --> K["<a href='/classifications/hs/v2012/291533'>291533: -- n-Butyl acetate</a>"]
B --> L["<a href='/classifications/hs/v2012/291536'>291536: -- Dinoseb (ISO) acetate</a>"]
B --> M["<a href='/classifications/hs/v2012/291539'>291539: -- Other</a>"]
B --> N["<a href='/classifications/hs/v2012/291540'>291540: -Mono-, di- or trichloroacetic acids, their salts and esters</a>"]
B --> O["<a href='/classifications/hs/v2012/291550'>291550: -Propionic acid, its salts and esters</a>"]
B --> P["<a href='/classifications/hs/v2012/291560'>291560: -Butanoic acids, pentanoic acids, their salts and esters</a>"]
B --> Q["<a href='/classifications/hs/v2012/291570'>291570: -Palmitic acid, stearic acid, their salts and esters</a>"]
B --> R["<a href='/classifications/hs/v2012/291590'>291590: -Other</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 N level6
class O level6
class P level6
class Q level6
class R 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