Plankton Net for quantitative collection with cowl Back Catalog number: 438020 Manufacturer: HYDRO-BIOS Availability: In the manufacturer's stock Price on request - + Recommended 438040 Plankton Net for quantitative collection with cowl Price on request 435022 Tubular Plankton Chamber, capacity 10ml Price on request 435035 Package of 250 Base Plates, diameter 27.5mm Price on request