BS EN 61951-1:2017 Secondary cells and batteries containing alkaline or other non - acid electrolytes - Secondary sealed cells and batteries for portable applications Part 1 : Nickel - Cadmium
1970BS EN 61951-1:2017 Secondary cells and batteries containing alkaline or other non - acid electrolytes - Secondary sealed cells and batteries for portable applications Part 1 : Nickel - Cadmium
2014BS EN 61951-1:2014 Secondary cells and batteries containing alkaline or other non-acid electrolytes. Portable sealed rechargeable single cells. Nickel-cadmium
2003BS EN 61951-1:2003 Secondary cells and batteries containing alkaline or other non-acid electrolytes - Portable sealed rechargeable single cells - Nickel-cadmium