... lock 4.Non-toxic and non-pyrogenic Disposable plastic syringe Luer lock (slip) syringe(0.05-0.1ml,0.5ml,1ml, ... 2ml,2.5ml,3ml,5-6ml,10 12ml,20ml,25ml,30ml,50ml,60ml)Sterilized ... luer lock nozzle permits to adapt the needle hub. Sterilized by Ethylene oxide Gas(EOG).Shelf life:5 yearsQuality ... going on ,we remain sober,and keep onhead... 50ml Disposable plastic Syringe