Chromatography Syringe, Capacity - Metric 1 mL, Syringe Type Gastight, Barrel Material Borosilicate Glass, Tip Material PTFE, Replaceable Tip Yes, Compatible Needles Large RN Hub, Capacity - English 0.338 fl oz, Includes Needles Yes, Includes Graduations Yes, Plunger Material PTFE, Needle Type Removable, Needle Point Style 2, Gauge 22, Individually Packaged Yes, Reusable Reusable, Attachment Type Large RN, Material Borosilicate Glass, PTFE, Stainless Steel