Structure: It is composed of barrel, plunger, piston and hypodermic needle. The hypodermic needle is an optional accessory.

Style: central head type, off-center type and luer lock type;

Function: This product is suitable for extracting and dispensing liquid medicine;

Specification and model: 10ml、20ml、25ml、30ml、50ml、60ml、100ml;

Specification of dispensing needle: 0.9mm、1.1mm、1.2mm、1.4mm、1.6mm、1.8mm、2.1mm;