... .7% GB15763.2-2005, ISO9050, UL1703, EN12150, RoHS 4mm extra clear glass -Solar transmittance: (3.2mm ISO9050/2003)>=91.7%GB15763 ... % Inspection: GB15763.2-2005, ISO9050, UL1703, EN12150, RoHS. Wooden/plywood case or carton, with paper/powder interlayer Application: Solar, appliance, furniture ... Welcome to visit our factory! 4mm extra clear glass / UL1703 & EN12150 approved