1. made of HDPE,un standards 2.widely used for packaging for solid and ... the requirements of package for class 2 dangerous goods specified in UN standards.2. higher than GB18191-2008,3. ... capacity5. pass the strict product inspection6.eco-friendly.no pollution7.convenient discharge,easy cleaning,reusable,cost saving8.high ... ultraviolet ray and aging resistance 30L un approved bucket ,no leakage