- STOPCOCK PLUG AND BARRRL ARE GROUND TO INTERCHANGEABLE SPECIFICATIONS.
- PTFE PLUGS ARE SOLID AND HAVE A 1:5 TAPER.
| Part no. | Stopcock Size Bore Of Plug mm | NS | Diameter Of Plug At Centre mm | Length Of Barrel | Outside Diameter Of Stems mm | Pack Qty. |
| 1510-11 | 1 | 13.5 | 11 | 25 | 6 | 10 |
| 1510-11A | 1 ½ | 13.5 | 11 | 25 | 8 | 10 |
| 1510-11B | 2 | 13.5 | 11 | 25 | 8 | 10 |
| 1510-15 | 3 | 18.2 | 15.2 | 30 | 10 | 10 |
| 1510-15A | 4 | 18.2 | 15.2 | 30 | 10 | 10 |
| 1510-16 | 5 | 19.5 | 16 | 35 | 12 | 10 |
| 1510-16A | 6 | 19.5 | 16 | 35 | 12 | 10 |
| 1510-24 | 8 | 28 | 24 | 40 | 16 | 10 |
| 1510-24A | 10 | 28 | 24 | 40 | 16 | 10 |
Uses:
- Laboratory Glassware:
- Stopcocks with a 1:5 straight bore and PTFE plug are fundamental components of laboratory glassware setups, providing control over the flow of liquids or gases in various experimental procedures.
- Chemical Synthesis:
- These stopcocks are used in chemical synthesis processes to control the addition of reagents, the flow of reactants, or the collection of reaction products with precision.
- Distillation Apparatus:
- Stopcocks are commonly integrated into distillation setups to control the release of vapor and the collection of distillate. The straight bore design allows for efficient control over the process.
- Titration Procedures:
- In titration experiments, stopcocks with a 1:5 straight bore and PTFE plug are used to control the flow of titrant during the titration process, ensuring accurate and controlled addition.
- Liquid Chromatography (LC):
- These stopcocks can be integrated into liquid chromatography systems to control the flow of mobile phases or eluents during separation processes.
- Gas Chromatography (GC):
- In gas chromatography setups, stopcocks are utilized to control the flow of carrier gases, samples, or other gases within the system.
- Fraction Collection:
- Stopcocks with precise control are employed in fraction collection setups, allowing researchers to collect specific fractions during various processes, such as column chromatography or distillation.
- Vacuum Filtration:
- The stopcock is used in vacuum filtration setups to control the flow of liquid through the filtration apparatus, facilitating the separation of solids from liquids.
- Analytical Chemistry:
- In analytical chemistry experiments, these stopcocks are used to control the flow of solutions during sample preparation or analysis.
- Quality Control Processes:
- Stopcocks with a 1:5 straight bore and PTFE plug are used in quality control procedures to precisely control the addition of standards, reagents, or solutions during analytical testing.
- Standardization of Glassware:
- Compliance with ASTM standards ensures that the stopcocks meet specific quality and safety criteria, contributing to the standardization of laboratory glassware.
- Educational Demonstrations:
- Stopcocks with these specifications are used in educational settings to demonstrate principles of fluid control and precision in laboratory experiments.
