can't read?
: MSC 045
: 1309-48-4
: MgO
: 40.30
: Magnesium oxide is an excellent single-crystal substrate for thin films of ferromagnetic, photo-electronic, and high Tc superconductor materials.
: Materials science,Single crystal substrates
: <5°
: 10 x 10 x 1.0 mm
: +0/-0.05 mm
: One side polished
: Ra<0.5nm
WGK Germany 1