Syringe, Micro, Gas-Tight, 250uL capacity, Removable Needle, 22s Gauge. Syringes are designed for use in both liquid and gas chromatography. Due to the all-PTFE tip, they can also handle highly corrosive or Ultra-pure liquids. With the exacting tolerances held in the manufacture of these syringes, all components are interchangeable within each size range. Removable needle syringes are supplied with needles that are 2" long with point style "A" (22º bevel).PLEASE NOTE: PTFE LUER TIP OR LUER LOCK SYRINGES ARE NOT SUPPLIED WITH NEEDLES. FOR NEEDLES SEE CG-3075.