State system for ensuring the uniformity of measurements. Measuring and indicating biochemistry test system. Technical and metrological requirements. Basic principles
Automatic fire extinguishing systems. Fire extinguishing media. Part 2. Foams concentrate for subsurface extinguishing of fires oil and petroleum tanks. General technical requirements and test methods
Copper and complex ores, and products of their processing. Atomic emission spectrometry with inductively coupled plasma method for weight fraction measurement of copper, zinc, lead, bismuth, cadmium, arsenic, antimony
