Item#: 503-0050
Dynalon Item#: 305034-0050
BOTTLE DROPPING PTFE 50 ML
Product Dimensions (l x w x h): 0x1.579x4.279in

Heavy wall, wide mouth PTFE screw closure with machine  finish for ease in cleaning. Virtually immune to chemical  attack, only attacked by some fluorine containing  compounds at high temperature and molten alkalis metals.  Working temperature range is from cryogenic to 260°C.  Non-sticking.