Tender For supply of portable sealed rechargeable single cells - nickel-cadmium (rechargeable batteries) as per is:16048 (part 1)/iec:61951-1,portable sealed rechargeable single cells - nickel-cadmium (rechargeable batteries) as per is:16048 (part 1)/iec:61951-1,portable sealed rechargeable single cells - nickel-cadmium (rechargeable batteries) as per is:16048 (part 1)/iec:61951-1,portable sealed rechargeable single cells - nickel-cadmium (rechargeable batteries) as per is:16048 (part 1)/iec:61951-1