1) Barrel: Made of medical, transparent polypropylene with Plunger stopped ring.
2) Plunger: Made of medical polypropylene.
3) Graduation: Indelible ink, 40 unities and 100 unities is available.
4) Needle Hub: Made of medical grade PVC colored .
5) Needle protector: Made of medical grade transparent PVC or PE.
6) Lubricant: Silicone oil, medical grade.
7) Piston: natural rubber/latex-free
8) With needle
9) PE/blister package
The insulin syringe has the protective cap on the end of push rod. It can seal up the whole syringe, so that each 10pcs can be packed in one plastic bag after sterile.