Safety of household and similar electrical appliances. Particular requirements for humidifiers intended for use with heaters, ventilators and air-conditioning systems and test methods
Petroleum and natural gas industries. Drilling and production equipment. Subsurface barrier valves and related equipment. General technical requirements
Copper and complex ores, and products of their processing. Atomic emission spectrometry with inductively coupled plasma method of measurement of copper, zinc, lead, bismuth, cadmium, arsenic, antimony weight fraction
