Barrel Material : medical and high transparent PP Standard: 1ml 2ml 3ml 5ml 10ml 20ml 30ml 50ml 60ml Plunger: Material: medical, entironment-protect and natural rubber. Standerd: according to the size of barrel Handspike Material: medical and high transparent PP Standerd: according to the size of barrel Cannula Material: stainless steel AISI 304 Colored: according to ISO standards 6009 Needle Material: stainless steel AISI 304 Diameter and Length: according to ISO standards 9626 Needle Protector Material: medical and high transparent PP Length: according to the length of needle Lubricant Medical silicone (ISO 7864) Scale Indelible according to ISO Standards Packaging polythene (PE) or paper-plastic Apply for: Human injection or Veterinary use Sterilized by EO gas: non-toxic and non-pyrogenic Shelf life: 5years Certificates: CE, ISO13485 OEM/ODM: Customer's design is welcome