231112 Float glass and surface ground or polished glass, in sheets, but not otherwise worked

23111212 Non-wired sheets, of float, surface ground or polished glass, having a non reflecting layer 23111214 Non-wired sheets, of float, surface ground or polished glass, having an absorbent or reflective layer, of a thickness <= 3.5 mm 23111217 Non-wired sheets, of float, surface ground or polished glass, having an absorbent or reflecting layer, not otherwise worked, of a thickness > 3.5 mm 23111230 Non-wired sheets, of float, surface ground or polished glass, coloured throughout the mass, opacified, flashed or merely surface ground 23111290 Other sheets of float/ground/polished glass, n.e.c.