Please insert a space between the numeral and the unit, i.e. 100ppm should be changed to be 100 ppm. Similar corrections should be done throughout the text, including all figures and tables. The only two exceptions are % and °C. Since λ =1.5406 Å, you have used Cu-Ka1, not Cu-Ka ...
In geometry, a polyhedron (plural polyhedra or polyhedrons ) is a solid in three dimensions with flat polygonal faces, straight edges and sharp corners or vertices. In geometry, an octahedron (plural: octahedra ) is a polyhedron with eight faces, twelve edges, and six vertices. The term i ...