The manual summarizes the theoretical foundations of all sections in accordance with the curriculum in the discipline "Standardization, metrology and certification." Modern problems and trends in the reform of standardization, metrology and conformity assessment are considered from the standpoint of the new federal laws "On Technical Regulation" and "On Ensuring the Uniformity of Measurements." The Appendices contain: a reference table for the translation of non-metric units of measurement, schemes and tables for metrology and certification, forms of certificates of some countries. Intended for students of full-time and part-time departments of specialties 080401 (351100) "Commodity Science and Expertise of Goods" and 080302 "Commerce."