Visibility Disc acc. to Secchi, dia. 30cm,10m stee Back Catalog number: 443593 Availability: In the manufacturer's stock Price on request - + Recommended 438213 Net Part for Microplastic nets, Hydro-Bios No. 438 Price on request 8286A-50 SteriWare Scoop 50ml - PS - Box of 100 Price on request 8226A-01 ID Labels - roll of 250 Price on request