The future of metallic barium. Futures is a standardized tradable contract based on some popular products and financial assets, and it is a way of investment and financial management. According to relevant information, as of September 2022, 15. There are two major metal exchanges. The London Metal Exchange mainly trades non-ferrous metals such as copper, aluminum, zinc, lead, nickel and tin, and does not trade barium. The six non-ferrous metals traded in Shanghai Futures Exchange are the same, and there is no barium futures. The main reason is that there is no uniform specification for this metal, it is difficult to make a standardized contract, and the dosage is not much.