(21)
Council Directive 96/49/EC of 23 July 1996 on the approximation of the laws of the Member States with regard to the transport of dangerous goods by rail · European Union
(21) Relative density (d) is considered to be synonymous with specific gravity (SG) and will be used throughout this Chapter.
Source: EUR-Lex (Cellar) · retrieved 2026-10-31 · Text as adopted (Official Journal); later amendments are not incorporated in this text.