... tube / double lumen tube 1.Material: 100% silicone 2.any color and size 3.Certificates:LFGB,FDA,CE Dual lumen tube / double lumen silicone tube ... , odourless and non-toxic.CertificatesFDA,SGS,LFGB,CE, LMBG, PAHs<0.2, RoHS, Reach, UL 94-V0 gradeThe charge of the sample ...