Why is a Thiele tube preferred for melting point determination, rather than an open beaker of oil? - Quora
![Organic Techniques - Purity (5.6.6) | Edexcel International A Level Chemistry Revision Notes 2017 | Save My Exams Organic Techniques - Purity (5.6.6) | Edexcel International A Level Chemistry Revision Notes 2017 | Save My Exams](https://cdn.savemyexams.co.uk/cdn-cgi/image/w=1920,f=auto/uploads/2021/12/8.3.1-Melting-point-using-a-Thiele-tube.png)
Organic Techniques - Purity (5.6.6) | Edexcel International A Level Chemistry Revision Notes 2017 | Save My Exams
![Corning Pyrex Borosilicate Glass Thiele Melting Point Tubes, 25mm Outer Diameter, 150mm Length (Case of 12): Science Lab Tubes: Amazon.com: Tools & Home Improvement Corning Pyrex Borosilicate Glass Thiele Melting Point Tubes, 25mm Outer Diameter, 150mm Length (Case of 12): Science Lab Tubes: Amazon.com: Tools & Home Improvement](https://m.media-amazon.com/images/I/71GduUvdwdL._AC_UF1000,1000_QL80_.jpg)
Corning Pyrex Borosilicate Glass Thiele Melting Point Tubes, 25mm Outer Diameter, 150mm Length (Case of 12): Science Lab Tubes: Amazon.com: Tools & Home Improvement
![Beyondsupply-Lab Melting Point Tube Thiele Tube Triangle Shape New: Amazon.com: Industrial & Scientific Beyondsupply-Lab Melting Point Tube Thiele Tube Triangle Shape New: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/81FJk4iwkwL.jpg)