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21939-18Designed for low-pressure chromatography systems Manual sample injection valve 21939-18 is designed for low-pressure chromatography systems. Easily introduce reproducible sample volumes using the included 0.
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21939-45
Thomas Scientific
Omnifit O-Ring for Connector and Valve Caps, large
Price: $30.92List Price: $34.36Created tight seal, holds tube in place Use where chemical resistance is less important and when the exact OD of the tube is not known. O-rings compress into the cone angle in the body of the fitting so when the cap is tightened a seal is created -
21939-46
Thomas Scientific
Omnifit O-Ring for Connector and Valve Caps, seal
Price: $211.36List Price: $234.84Created tight seal, holds tube in place Use where chemical resistance is less important and when the exact OD of the tube is not known. O-rings compress into the cone angle in the body of the fitting so when the cap is tightened a seal is created -
21939-44
Thomas Scientific
Omnifit O-Ring for Connector and Valve Caps, small
Price: $30.92List Price: $34.36Created tight seal, holds tube in place Use where chemical resistance is less important and when the exact OD of the tube is not known. O-rings compress into the cone angle in the body of the fitting so when the cap is tightened a seal is created -
21942-80
Thomas Scientific
Omnifit Q-Series Solvent Bottle Cap, GL32, 3 UNF(F) ports with valves, blue
Price: $359.60List Price: $399.56On/off valves control individual fluid lines Robust threaded ports accept 1/4"-28 UNF(M) fittings Anti-twist design Caps 21942-82 and -83 are designed to fit plastic bottles These Q-series solvent caps ensure a leak-free, vapor-tight seal to -
21942-86
Thomas Scientific
Omnifit Q-Series Solvent Bottle Cap, GL38/38-430 (glass), 2 UNF(F) ports without valves, blue
Price: $168.72List Price: $187.46Prevent vapor leakage into the atmosphere with a closed solvent supply system Robust threaded ports accept 1/4"-28 UNF(M) fittings Anti-twist design These Q-series solvent caps ensure a leak-free, vapor-tight seal to protect lab staff from -
21942-87
Thomas Scientific
Omnifit Q-Series Solvent Bottle Cap, GL38/38-430 (glass), 3 UNF(F) ports without valves, blue
Price: $192.04List Price: $213.38Prevent vapor leakage into the atmosphere with a closed solvent supply system Robust threaded ports accept 1/4"-28 UNF(M) fittings Anti-twist design These Q-series solvent caps ensure a leak-free, vapor-tight seal to protect lab staff from -
21942-89
Thomas Scientific
Omnifit Q-Series Solvent Bottle Cap, GL38/38-430 (glass), 4 UNF(F) ports without valves, blue
Price: $215.37List Price: $239.30Prevent vapor leakage into the atmosphere with a closed solvent supply system Robust threaded ports accept 1/4"-28 UNF(M) fittings Anti-twist design These Q-series solvent caps ensure a leak-free, vapor-tight seal to protect lab staff from -
21942-82
Thomas Scientific
Omnifit Q-Series Solvent Bottle Cap, GL38/38-430 (plastic), 2 UNF(F) ports w/ valves, blue
Price: $286.93List Price: $318.81On/off valves control individual fluid lines Robust threaded ports accept 1/4"-28 UNF(M) fittings Anti-twist design Caps 21942-82 and -83 are designed to fit plastic bottles These Q-series solvent caps ensure a leak-free, vapor-tight seal to -
21942-83
Thomas Scientific
Omnifit Q-Series Solvent Bottle Cap, GL38/38-430 (plastic), 3 UNF(F) ports w/ valves, blue
Price: $378.46List Price: $420.51On/off valves control individual fluid lines Robust threaded ports accept 1/4"-28 UNF(M) fittings Anti-twist design Caps 21942-82 and -83 are designed to fit plastic bottles These Q-series solvent caps ensure a leak-free, vapor-tight seal to -
21943-02
Thomas Scientific
Omnifit Q-Series Solvent Bottle Cap, GL45, 2 UNF(F) ports with valves, blue
Price: $286.16List Price: $317.95On/off valves control individual fluid lines Robust threaded ports accept 1/4"-28 UNF(M) fittings Anti-twist design Caps 21942-82 and -83 are designed to fit plastic bottles These Q-series solvent caps ensure a leak-free, vapor-tight seal to -
21943-00
Thomas Scientific
Omnifit Q-Series Solvent Bottle Cap, GL45, 2 UNF(F) ports without valves, blue
Price: $209.57List Price: $232.85Prevent vapor leakage into the atmosphere with a closed solvent supply system Robust threaded ports accept 1/4"-28 UNF(M) fittings Anti-twist design These Q-series solvent caps ensure a leak-free, vapor-tight seal to protect lab staff from