Stopcocks
Chemglass Life Sciences Stopcock, T-Bore, PTFE Plug, 4mm Bore, 16/35 Plug Size, 10mm OD Sidearms
Stopcock, T-Bore, PTFE Plug, 4mm Bore, 16/35 Plug Size, 10mm OD Sidearms. A 1:5 taper PTFE stopcock with three stems sealed 90º apart. PTFE plug has a "T" shaped bore to connect any two or all three stems.
Chemglass Life Sciences Stopcock, T-Type, Hollow Glass Plug, High Vacuum, 4mm Bore, 17.35/50 Plug Size, 10mm OD Sidearms
Similar to CG-478, but with the addition of an extra horizontal sidearm. Precision ground and hand-lapped with corresponding numbers on barrel and plug.
Chemglass Life Sciences Stopcock, Straight Bore, Glass Plug, High Vacuum, 4mm Bore, 17/40 Plug Size, 10mm OD Sidearms
Solid glass high vacuum stopcock with theChemglass improved constant pressure retention device. This retaining system incorporates a glass plug having an extended snelling which accepts a stainless steel spring and clip. The spring keeps constant tension on the plug at all times and is easily removed and attached. Plug is precision ground and hand-lapped with corresponding numbers on the barrel and plug. Each stopcock is supplied complete with a stainless steel spring and clip. Replacement retention kit consists of one spring and clip for the plug size listed.
Chemglass Life Sciences Stopcock, Single Oblique, Glass Plug, High Vacuum, 4mm Bore, 17.35/50 Plug Size, 10mm OD Sidearms
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 is not in the line of flow.
Chemglass Life Sciences Stopcock, Double Oblique, Glass Plug, Pressure, 4mm Bore, 16.2/56 Plug Size, 10mm OD Sidearms
Stopcock, Double Oblique, Glass Plug, Pressure, 4mm Bore, 16.2/56 Plug Size, 10mm OD Sidearms. 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.
Biotage VACMASTER UNIV 10
Stopcock; Biotage; For VacMaster 10 and 20 Manifolds; Universal PTFE; 10/pk.
Ace Glass, Inc. 0-3mm 3-way high vacuum stopcoc
0-3mm 3-way high vacuum stopcock that eliminates exposure to corrosive materials. Stopcock can be used to at least 13.6 Kg internal pressure. Ultimate vacuum of 10-7 can be realized with the standard three seals. The smooth acting valve permits fine adjustment of the opening. The front ring seal makes a positive closure against a precision-formed heavy glass seat. The PTFE plug is not bakeable, and the O-rings are not replaceable. Reference marks on the body aid in repetitive setting.