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Food common salt. Determination of sulphate-ion mass fraction by gravimetric method
Document status: Active
Social service of the population. Quality control of social service to children
Document status: Active
Nickel. Cobalt. Methods for determination of arsenic
Document status: Replaced by GOST 13047.18-2014
The internet resources. Requirements of accessibility for invalids on sight
Document status: Replaced by GOST R 52872-2019