Counting Chamber for zooplankton, volume approx. 9 Back Catalog number: 435010 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 438030-001 Spare Net Bag for Plankton Net No. 438 030 Price on request