CDISC-Gloss – Substance defined by groups of elements that describe multi-substance materials or specifies further information on substances relevant to the description of Medicinal Products. NOTE: This could include grade, units of measure, physical form, constituents, manufacturer, critical manufacturing processes (e.g. extraction, synthetic or recombinant processes), specification and the analytical methods used to determine whether a substance is in compliance with a specification. [After ISO 11615:2017, 3.1.77]