Septa Preslit Blue T/S, Pack Of 100

Details:

8Mm septa for narrow opening 2ml vials, pre-slit blue ptfe / white silicone septa^ for 12x32mm screw thread vials. Pre-slit, high-quality pure white silicone faced with (0.005") Blue ptfe. For applications using very thin-gauge syringe needle or in instances when vacuum may form in a vial.