Caps, Screw Top, with Silicone Rubber /PTFE Pre-Slit Septa, fitted in a smooth sided, Robo Style Yellow Caps. For use with 9-425 thread, 12x32mm autosampler vials. MICROSOLV Brand. 1000/CS.
Additional Info:
Pre-slit for easy penetration by autosampler needles and to prevent "Septa Plunge". Compares to Thermo / National Scientific DP® Cap.
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