GOST 20909.4-75

Natural gas. Determination of composition with defined uncertainty by gas chromatography method. Part 7. Measurement procedure of the mole fraction of components

Information technology. Big Data Reference architecture. Part 3. Reference architecture

Human exposure to radio frequency fields from hand-held and body-mounted wireless communication devices. Human models, instrumentation and procedures. Part 1. Procedure to determine the specific absorption rate (SAR) for hand-held devices used in close proximity to the ear (frequency range of 300 MHz to 3 GHz)

Services. Repair and maintenance of refrigerating equipment. Specifications

Data interchange. Structure for the identification of organizations

State system for ensuring the uniformity of measurements. Noise figure meters of UHF transistors and receivers. Methods and means of verification