Folsom's Plankton Sample Divider Back Catalog number: 435100 Manufacturer: HYDRO-BIOS Availability: In the manufacturer's stock Price on request - + Recommended 435010 Counting Chamber for zooplankton, volume approx. 9 Price on request 438055-001 Repair Set for Net Bucket No. 438 055 Price on request 438001 Surface Plankton Net acc. to Apstein Price on request