Hand Net acc. to Böttger, mesh size 500microns Back Catalog number: 438310 Availability: In the manufacturer's stock Price on request - + Recommended 1640A-1500 100ml Point Sample Chamber with 1.5m handle Price on request 438419 V-Fin Depth Depressor with steel rope and shackle Price on request 443593 Visibility Disc acc. to Secchi, dia. 30cm,10m stee Price on request