... of AG, Al, As, Au, Bi, Ca, Co, Cu, Fe, In, Mg, Ni & Pb is bellow 10 ppm; Uitra Purity Tin ... moisture, quake,and corrosion.4.Usage: It is mainly used in the manufacture of compound semiconductor, High purity alloy, superconducting material ... , electrical, automotive, aerospace and also has a widly used in other industrial department . In the float glass production, molten glass float on the ...