Folsom's Plankton Sample Divider Back Catalog number: 435100 Manufacturer: HYDRO-BIOS Availability: In the manufacturer's stock Price on request - + Recommended 5065N-190 Deep Catch Net Price on request 435012 Counting Chamber for zooplankton,volume approx. 70 Price on request 435023 Tubular Plankton Chamber, capacity 25ml Price on request