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EF/EMCI Logo Entity Type: SUBST_REL



Entity Type Description:

The SUBS_REL (Substance Relationship) entity type is a cross reference of group substances (i.e.. categories, mixtures, non-specific isomers) with their component substances.

Relationships:

Every record in this entity type is unique. In addition:

Subject Area: Chemicals

Entity Type Definition Source:

Functional Design for the Envirofacts Master Chemical Integrator, September 1994.

Entity Type Attributes:


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