GOST 18478-85

Iron ores, concentrates, agglomerates and pellets. General requirements to the methods of chemical analyses

State system for ensuring the uniformity of measurements. Certified reference materials of composition of substances and materials. Procedure for interlaboratory certification

Cranes. Controls. Layout and characteristics. Part 4. Jib cranes

System of product-quality indices. Power capacitors, capacitor installations. Nomenclature of indices

State system for ensuring the uniformity of measurements. Pressure gauges, vacuum pressure gauges, vacuum manometers, draught gauges, delivery head meters and draught head gauges with unified electric (current) output signals. Methods and means of verification

Food common salt. Measurement (determination) of a mass fraction of potassium-ion by flame-photometric method