Certain features of will be down for maintenance the evening of Friday August 18th starting at 8:00 pm CDT until Saturday August 19th at 12:01 pm CDT.   Please note that you still have telephone and email access to our local offices. We apologize for any inconvenience.

Kontes high-vacuum stopcock

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Z271357 Kontes® high-vacuum stopcock Straight bore, stopcock bore 2 mm
Z271403 Kontes® high-vacuum stopcock T-bore, stopcock bore 4 mm