Supplier Page from Thermo Fisher Scientific for USA Standard Sieve, 270 Mesh
Straight Wall Nickel Crucible;Cap (ml), 55;Outside Dia (mm), 47;Depth (mm), 41 from Thermo Fisher Scientific
USA Standard Sieve, 230 Mesh from Thermo Fisher Scientific
USA Standard Sieve, 400 Mesh from Thermo Fisher Scientific
USA Standard Sieve, 60 Mesh from Thermo Fisher Scientific