Safety and control devices for burners and appliances burning gaseous and/or liquid fuels - General requirements; German version EN 13611:2015— 160 стр.
Pressure regulators, automatic change-over devices, having a maximum regulated pressure of 4 bar, with a maximum capacity of 150 kg/h, associated safety devices and adaptors for butane, propane, and their mixtures
Zinc and zinc alloys - Chemical analysis - Part 2: Determination of magnesium in zinc alloys - Flame atomic absorption spectrometric method (consolidated version)
