Stopcocks
Stopcocks
Analytical Sales & Services Plate for 13mm Test Tubes
Advantage Plate for 13mmTest Tubes for 12 Position Vacuum Manifold
Analytical Sales & Services Base Plate
Advantage Base Plate for 24 Position Flash Vacuum Manifold System
Sigma Aldrich Fine Chemicals Biosciences 3-way stopcock female Luer1EA
The spring clip design holdsthe key in position under proper sealing pressure for optimum performance. There is no need for a screwdriver in cleaning operations.Made from nickel plated brass or stainless steelTested to 45 psi water pressureHigh pressure stopcocks are rated to 290 psi
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 2mm T-Bore PTFE Plug Only, 15.2/30
2mm T-Bore PTFE Plug Only, 15.2/30. Replacement part for CG43601.
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.
Ace Glass, Inc. Vacuum take-off adapter, 24/40, 2mm double oblique bore, hose barbs for 5/16 or 3/8in ID tubing
24/40 vacuum take-off adapter with 2mm double oblique bore, and hose barbs for 5/16 or 3/8 I.D. tubing. Used with 2000mL reaction kettle with sublimation apparatus accessories.
Ace Glass, Inc. 0-4mm high vacuum Easy Action stopcock
0-4mm high vacuum Easy Action stopcock with Tef-Cap O-ring seals eliminate exposure to corrosive materials. For use to at least 13.6 Kg internal pressure. An ultimate vacuum of 10-7 can be realized with the standard three seals. Smooth acting valve permits fine adjustment of the opening. Front ring seal makes a positive closure against a precision-formed heavy glass seal. NOT bakeable. O-Rings are NOT replaceable. Reference marks on the stopcock body aid in repetitive setting. Replacement plugs with O-Rings sold separately.
Ace Glass, Inc. 4mm hi vacuum stopcock HLW double oblique
4mm precision-grade, hi vacuum stopcock, with double oblique bore hollow plug. Plug has a hole to permit evacuation of the lower chamber, and prevents leakage through the bottom.