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Mineral fertilizers. Method for determination of total mass fraction of nitrogen in compound fertilizers (distillation method using the chromium reduction of nitrate nitrogen and mineralization of organic nitrogen)
Document status: Active
Reinforced concrete slabs for balconies and loggias. General specifications
Document status: Active
Acoustics. Reference sound source used for the determination of sound power levels of machines. Requirements for the performance and calibration
Document status: Active
Beekeeping products. Method for determination of ash mass fraction
Document status: Active
Probiotics medicine remedies for veterinary use. Methods for determination of the probiotics microorganisms
Document status: Cancelled