About this item

• Application: The adapter used in vacuum experiments to control the flow rate by rotating PTFE stopcock
• Joint Size: The adapter features an inner joint; joint size: 14/20 (19/22 / 24/40); straight hose connection; hose fittings for 3.15 in I.D. hoses
• Material: Made of borosilicate glass, it exhibits excellent corrosion resistance and a low coefficient of thermal expansion; stable operating temperature: 450°C
• Usage Precautions: Inspect the product for cracks before use; instantaneous temperature changes must not exceed 140°C
• Warranty: 1-year limited manufacturer warranty for peace of mind
• ASIN: B07CHB1JSP, B07CH9VQ13, B07CH44B9L