pH measurement-Specification for reference value standard solutions and operational reference standard solutions
Document status: Active
Specification for industrial capacitors for connection to power-frequency systems
Document status: Active
Specification for capacitors for connection to power-frequency systems
Document status: Active
Specification for capacitors for connection to power-frequency systems
Document status: Active
Specification for tractive armature direct current neutral track and line relays for railway signalling
Document status: Active
Machine tapers-Specification for shanks and sockets with self-holding tapers (Morse and metric 5%)
Document status: Active
