
IEC 61249-2-40 Ed. 1.0 b:2012
Materials for printed boards and other interconnecting structures – Part 2-40: Reinforced base materials, clad and unclad – High performance, non-halogenated epoxide woven E-glass laminate sheets of defined flammability (vertical burning test), copper-clad for lead-free assembly
standard by International Electrotechnical Commission, 11/29/2012