Standardization and metrology in Saint Petersburg
- The federal budgetary institution State Regional Center for Standardization, Metrology and Testing in St. Petersburg and Leningrad RegionThe federal budgetary institution State Regional Center for Standardization, Metrology and Testing in St. Petersburg and Leningrad RegionClosed until 9 January
- All-Russian Research Institute of Metrology named after D. I. MendeleevAll-Russian Research Institute of Metrology named after D. I. MendeleevClosed until Monday
