26-02-2024
0
Engineering
Electronic Components
0 L.E.
IEC 61249-2-21 /2003 (Stability date 2026) : Materials for printed boards and other interconnecting structures – Part 2-21 :Reinforced base materials clad and unclad –Non-halogenated epoxide woven E-glass reinforced laminated sheets of defined flammabilit
Update Adopted
Not Obligatory
31.180