- Material: Borosilicate glass 3.3
- Chemical Resistant
- Rota flow
Part no. | Bore Range mm | Outside Diameter of Stems mm | Pack Qty. |
1700-8 | 0-3 | 8 | 10 |
1700-10 | 0-6 | 10 | 10 |
1700-13 | 0-10 | 13 | 10 |
Here are some common uses for stopcocks with needle valves in a straight design with a High Precision (HP) designation:
- Titration Experiments:
- Burettes or other glassware equipped with needle valve stopcocks in a straight HP configuration are used in titration experiments where the highest level of precision in titrant addition is required.
- Quantitative Analysis:
- In analytical chemistry, particularly during quantitative analysis, these stopcocks are essential for delivering extremely precise volumes of titrant to determine the concentration of a substance in a solution.
- Chemical Synthesis:
- Needle valve stopcocks with a straight HP design are employed in chemical synthesis processes where controlled addition of a reagent is required with an exceptional level of accuracy.
- Quality Control:
- Industries, especially those requiring strict quality control, use stopcocks with high precision needle valves for accurate volume measurements in various analytical procedures.
- Research Applications:
- High-precision stopcocks are used in various research applications where the utmost precision in volumetric measurements is required for experimentation.
- Calibration Procedures:
- These stopcocks are employed in the calibration of laboratory equipment, ensuring that volumetric measurements are extremely accurate and reliable.
- Microscale Chemistry:
- In microscale chemistry experiments where small quantities of reagents are used, the high precision of the needle valve design is crucial for accurate control.
- Standardization of Solutions:
- High-precision needle valve stopcocks are utilized in the standardization of solutions, ensuring an exceptionally accurate determination of the concentration of a solution.
- pH Titration:
- In pH titrations, where the endpoint is determined by a change in pH, needle valve stopcocks with high precision play a critical role in achieving extremely accurate and reliable results.
- Educational Laboratories:
- High-precision needle valve stopcocks are used in advanced educational laboratories for teaching advanced titration techniques and principles of volumetric analysis.
- Trace Analysis:
- Laboratories performing trace analysis use high-precision stopcocks to achieve the highest level of precision in measuring small volumes of titrant.