... 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 99.995% In ...