... % grade 5N 99.999% grade Our company specializes in producing indium ingot(in 2N,3N,4N, 5N, 6N, 7N purity grade ... ) and indium products.Our company specializes in producing indium ingot(in 2N,3N,4N, 5N, 6N ... , 7N purity grade) and indium products.Indium ingot:Chemical contents :In 98-99%In 99.99%In ...