Replacement sensor cap for the Optical Dissolved Oxygen Sensor.
See the Buying Guide for this item's required, recommended, and additional accessories.
At PASCO scientific, our thoughts are with you and our employees during this unprecedented time due to COVID-19. To reduce possible exposure to COVID-19, our employees are working from home and have reduced the work week by closing on Fridays. We will continue to provide customer support from 7:00 AM to 4:30 PM PST Monday-Thursday. Check out our new resources to support Distance Learning for teachers »