Counting Chamber for zooplankton, volume approx. 9 Back Catalog number: 435010 Manufacturer: HYDRO-BIOS Availability: In the manufacturer's stock Price on request - + Recommended 435035 Package of 250 Base Plates, diameter 27.5mm Price on request 435100 Folsom's Plankton Sample Divider Price on request 438055-001 Repair Set for Net Bucket No. 438 055 Price on request