Merck KGaA, Darmstadt, Germany Frankfurter Strasse 250 , Darmstadt , 64293 Germany Web: www.merckmillipore.com premium About Solutions products applications industries services Publications videos articles Latest news events Downloads Companies Merck KGaA, Darmstadt, Germany Products Model 64779-U - Stopcock Plug Model 64779-U - Stopcock Plug From Gas Sampling Bulbs 0 Share Stopcock Plug PTFE. More about this product — External link Most popular related searches gas sampling bulb gas sampling sample gas Customer reviews No reviews were found for Model 64779-U - Stopcock Plug. Be the first to review! Add your review Publish your review Great! review successfully added!