high pure for Tin Ingot (25kg/pcs) HS Code: ... used as a coating material in Highprecision electronic Brief:1.High purity(Sn99.99 Sn99.95 Sn99.90), excellent weldability, ... infiltration. 2.Clean, beautiful.After welding, insulation, high resistance, low ionic contamination, PCB board welding residual minimal. 3.Good oxidation resistance ... 00250.0080.040.0150.020.00080.0010.0010.1 High quality Tin Ingot