Tin Sn 99.99%min Impurity : not more than 100ppm totally As / Al/ Zn 5ppm max each Fe /Bi 25ppm max each Sb 20ppm Cd 3ppm Pb 35ppm Size: 500gram per bar or 25kgs in ingot. Typical Analysis: Sn 99.9943%, Impurity(ppm max) Pb 23 ,Sb 14 , As 1 , Cu 4 , Bi 2 , Fe 5 , Cd 1 , Zn 2 , Al 5