Medical Medica Plastic Tube Medical grade PVC, non-toxic, non-pyrogrnic, transparent Used for surgical & clinical exams Medical Tube:General descriptions : 1. Material: medical grade PVC, non-toxic, non-pyrogrnic, transparent. 2. Brand: RIYUEXINGCHEN® 3. Range of Applications: Used for surgical and clinical examinations and treatment 4. Validity of EO (ETHLENE-OXIDE GAS):5 years 5. Certificates: ...