Supplier Page from Thermo Fisher Scientific for USA Standard Sieve, 400 Mesh
Glassy Carbon Conical Crucible;Vol (ml), 60;Top Dia (mm), 52;Bottom Dia (mm), 25;Ht (mm), 56 from Thermo Fisher Scientific
USA Standard Sieve, 40 Mesh from Thermo Fisher Scientific
USA Standard Sieve, 635 Mesh from Thermo Fisher Scientific