HI-VAC® vacuum valves | Reliable Results
https://www.sigmaaldrich.com
AdHI-VAC® vacuum valves One-way, O-ring tip: no, bore 0-2 mm. Get products that make research and biotech production simpler, faster and safer.
Brands: Sigma-Aldrich, Millipore, Whatmanâ„¢, SAFC, Milli-Q, Supelco, Roche