GOST 577-68

Testing of chemicals of environmental hazard. Soil microorganisms. Nitrogen transformation test

Microbiology. Feedstuffs, compound feeds, feed raw materials. General guidance for the preparation of dilutions for microbiological examination

Buildings and constructions. Quality control of enclosing structures insulation thermovision method

Perfume and cosmetic prodacts. Microbiology. Detection of specified and non-specified microorgasms

State system for ensuring the uniformity of measurements. Transfer units of time, frequency and time scale national UTC(SU) from the State primary standard of the Russian Federation with the use of the GLONASS system. Classification. Measurement uncertainty and error. Normalized metrological characteristics

Artificial dried grass fodder. Specifications