O-Rings, 5" Standard (25 pack) | #80-4651
5" O-rings for 20 L vessels.
These O-Rings have been sulfur cured, which can create false positives on pesticide testing that uses sulfur content to evaluate concentration.
Why Shop extraktLAB
We will not provide unsafe equipment, services, or engage in endangering manufacturing processes.
We consistently exceed industry standards through innovative methods & technology.
We will provide you with high-quality products & services, at a fair price while maintaining sustainability.