GB/T 26412-2010 "Rare Earth AB5 Hydrogen Storage Alloy Powder for Metal Hydride-Nickel Battery Cathode" stipulates the technical requirements, test methods, inspection rules and labels, Encasement, transportation and storage of this type of hydrogen storage alloy powder, and clarifies the chemical composition, electrochemistry performance, physical performance and other core indicators. The standard applies to the production, inspection and application of rare earth AB5 type hydrogen storage alloy powder for metal hydride-nickel battery cathode manufacturing, providing a unified technical basis for product mass control, ensuring battery performance Stability, and helping to standardize the development of related battery industries.