... ,1000ul Fixed Syringe (for GC)--Teflon plunger, Beveled needle* Syringes for Liquid Chromatography0.5,1,5ul Fixed Syringe ... Fixed Syringe (for HPLC)--Teflon plunger, Beveled needle* Removable Needle Syringes10,25,50,100ul Replaceable Syringe--Replaceable needle250, ... Syringe--Teflon plunger, Cone-shaped needle head secured by a Twist-lock micro liter syringe,micro sample syringes,microliter syringes