歐盟CE認證對包裝材料指令(94/62/EC)規范四大重金屬(鉛、汞、鎘及六價鉻)最高濃度限值：鉛(Pb) + 鎘(Cd) + 汞(Hg) + 六價鉻(Cr+6) ＜100ppm

EN 13427:2004 Packaging - Requirements for the use of European Standards in the field of packaging and packaging waste

EN 13428:2004 Packaging - Requirements specific to manufacturing and composition - Prevention by source reduction

EN 13429:2004 Packaging – Reuse

EN 13430:2004 Packaging - Requirements for packaging recoverable by material recycling

EN 13431:2004 Packaging - Requirements for packaging recoverable in the form of energy recovery, including specification of minimum inferior calorific value

EN 13432:2000 Packaging - Requirements for packaging recoverable through composting and biodegradation - Test scheme and evaluation criteria for the final acceptance of packaging