Set of 12 Experimental Bottles (Serial No. xx) Back Catalog number: 450010 Availability: In the manufacturer's stock Price on request - + Recommended 438212 Net Part for Neuston Net, mesh size 300microns Price on request A976-300 300mm Bent tweezer. 316L stainless steel Price on request A736-200 200ml Beaker. 316L stainless steel Price on request