Chemglass四
![]() ![]() Solid plug, oblique bore stopcock is precision ground with corresponding numbers on barrel and plug. Lower vacuum chamber is evacuated with a separate hole in the plug which i [更多] ![]() ![]() Hollow plug, oblique bore stopcock is precision ground with corresponding numbers on barrel and plug. Lower vacuum chamber is evacuated via a separate hole in the plug which is [更多] ![]() ![]() Hollow plug, straight bore stopcock is precision ground and hand-lapped with corresponding numbers on barrel and plug.The 2mm through 6mm bore are supplied complete with the [更多] ![]() ![]() Solid glass high vacuum stopcock with the Chemglass constant pressure retention device. This unique retaining system incorporates a glass plug having an extended snelling which [更多] ![]() ![]() Solid glass high vacuum stopcock with the B>NEWB> Chemglass improved constant pressure retention device. This unique retaining system incorporates a glass plug having an extend [更多] ![]() ![]() Solid glass high vacuum stopcock with the B>NEWB> Chemglass improved constant pressure retention device. This unique retaining system incorporates a glass plug having an exten [更多] ![]() ![]() Similar to CG-458, but with two parallel oblique bores. Plug is precision ground and hand-lapped with corresponding numbers on the barrel and plug.b>b> [更多] ![]() ![]() Similar to CG-458, but with three stems sealed 90° apart. Solid glass plug has a "T" shaped bore so that any two or all three arms can be connected at one time. Plug is [更多] ![]() ![]() Solid glass plug has a threaded glass snelling which accepts an assembly similar to the one supplied with standard Teflon stopcocks. This consists of a Teflon washer, Teflon [更多] |