Product Description
Burettes With Screw Type Rotaflow Stopcock With PTFE Key:-
Catalogue No. Capacity ml. Sub-Div ml.
602/01 1 0.01
602/02 2 0.02
602/03 5 0.02
602/04 10 0.05
602/05 25 0.10
602/06 50 0.10
602/07 100 0.20
(Burettes 1 to 10 ml. with cup top)
Durability Meets PrecisionWith their glass construction and PTFE (Polytetrafluoroethylene) key, these burettes offer superior chemical resistance, making them exceptionally durable during repeated laboratory usage. The surface remains smooth and transparent, ensuring that measurement graduations are always visible, while the screw-type Rotaflow stopcock delivers precise control over liquid flow, crucial for accurate titration work.
Safe and Versatile Laboratory EssentialEngineered to be fully autoclavable, these burettes can confidently withstand standard laboratory sterilization procedures. The use of a PTFE stopcock minimizes the risk of contamination and provides excellent sealing, preventing leaks and ensuring safety during experiments involving aggressive chemical reagents. Suitable for a wide range of analytical and educational laboratory environments.
FAQs of Burettes With Screw Type Rotaflow Stopcock With PTFE Key:
Q: How do I properly use a burette with screw type Rotaflow stopcock and PTFE key?
A: To use the burette, fill it with the desired solution, ensuring it is vertical and set to zero. Carefully operate the screw-type Rotaflow stopcock to control the flow of liquid during titration, achieving precise measurements for your experiment.
Q: What benefits does the PTFE key provide in these burettes?
A: The PTFE key offers high resistance to acids, alkalis, and solvents. This ensures smooth operation, prevents leaks, and extends the burettes service life, even with aggressive chemicals.
Q: Can these burettes be sterilized by autoclaving?
A: Yes, these burettes are autoclavable and can be safely sterilized at standard laboratory autoclave temperatures, ensuring they remain contaminant-free for repeated use.
Q: Where are these burettes most commonly used?
A: They are widely used in chemical laboratories for titration, analytical chemistry, and educational experiments, where precise liquid measurement and dispensing are required.
Q: What is the process for cleaning and maintaining these burettes?
A: After use, rinse the burette with distilled water and, if necessary, appropriate cleaning solutions. Ensure the stopcock is disassembled and thoroughly cleaned to maintain smooth, accurate operation and avoid residue build-up.
Q: What ensures the accuracy of measurements in these burettes?
A: The burettes feature clear graduation markings that comply with ISO/ASTM standards and a smooth, transparent surface for easy reading, thus ensuring precise and reliable volume measurements.