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Classification: 31289000 [AGL220003]
|Preferred name||31-28-90 Polyester on the basis of aromatic carboxylic acids (other)|
|Definition||Group (3rd level) for objects that cannot be classified into other specified groups in the existing structure, but that are classified to their parent-class on the 2nd level. A xx-xx-90-00-class cannot have any other sub-groups besides the generic xx-xx-90-90-class (…(Other, unspecified)) to be generally valid within the parent class on the 2nd level|