Folsom's Plankton Sample Divider Back Catalog number: 435100 Manufacturer: HYDRO-BIOS Availability: In the manufacturer's stock Price on request - + Recommended 438045 Spare Net Part for Plankton Nets No. 438 040 and 4 Price on request 435012 Counting Chamber for zooplankton,volume approx. 70 Price on request 435022 Tubular Plankton Chamber, capacity 10ml Price on request