CSN EN 61249-2-39

CSN EN 61249-2-39 (Materials for printed boards and other interconnecting structures - Part 2-39: Reinforced base materials clad and unclad - High performance epoxide and non-epoxide, woven E-glass laminate sheets of defined flammability (vertical burning test), copper-clad for lead-free assembly)· CSN (Czech Republic) · 2 materials