DIFF Subgroup
C08B 3/22 Post-esterification treatments, including purification
Introduced: September 1968
Full Title
Preparation of cellulose esters of organic acids > Post-esterification treatments, including purification
IPC and CPC are identically structured here. All 3 subcodes exist in both systems.
1 shared codes have differing titles between IPC and CPC.
Child Classifications
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