Folsom's Plankton Sample Divider Back Catalog number: 435100 Manufacturer: HYDRO-BIOS Availability: In the manufacturer's stock Price on request - + Recommended 435012 Counting Chamber for zooplankton,volume approx. 70 Price on request 438030-001 Spare Net Bag for Plankton Net No. 438 030 Price on request 438040 Plankton Net for quantitative collection with cowl Price on request