Spare Net Bag for Plankton Nets No. 438 001 Back Catalog number: 438001-001 Manufacturer: HYDRO-BIOS Availability: In the manufacturer's stock Price on request - + Recommended 435023 Tubular Plankton Chamber, capacity 25ml Price on request 435022 Tubular Plankton Chamber, capacity 10ml Price on request 435028 Package of 50 Cover Plates, diameter 33mm Price on request