... ISO 2.no bubble,no scrape,clear. 3.All kinds of slides 4.OEM is available 7101 ----ground edges, 1"x3", thick ... 7105-----Frosted one end on one side, ground edges 7105-S--Frosted one end on one side, unground edges 7106-----Frosted ... box 72pcsx50boxes/ctn, 44x20x16, 42x29x11, 20kg, paper box Chemical Composition of normal glass: Silicon DioxideSiO272.00%Sodium OxideNa2O14.50%Potassium OxideK2O0 ...