... : PBT, Nylon (PA6, PA66), PET, PC, ABS, PP, PPO, POM, HIPS.Plastic alloys:PC/PBT, PBT/PET, PBT/ABS, PBT/ASA, PBT/PA6.5) CertificateAlready ... /T19001-2008, GB/T24001-2004 certificate. And some of the flame retardant series have passed UL and CUL certificate. enginnering plastic nylon granules