Electricity metering equipment—Dependability—Part 321:Durability testing of the stability of metrological characteristics by applying elevated temperature

Norma vydaná dňa 29.8.2016

Electricity metering equipment—Dependability—Part 41:Reliability prediction

Norma vydaná dňa 31.12.2012

Hygienic requirement for peacetime utilization of civil air defence works

Norma vydaná dňa 25.4.2025

Hygienic specification for public toilet

Norma vydaná dňa 9.3.2021

Hygienic safety evaluation of chemicals used in drinking water treatment

Norma vydaná dňa 29.8.2025

Hygienic safety evaluation of distribution equipment, protective materials and treatment materials in drinking water system

Norma vydaná dňa 29.8.2025

Estimation of colour of varnishesboiledoils and thinners

Norma vydaná dňa 10.12.1992

Health protection zone for coal gas industry

Norma vydaná dňa 20.11.2012

Health requirements of daily learning time for secondary and elementary school students

Norma vydaná dňa 31.12.2012

Hygienic requirements of microclimate for heating classroom in middle and elementary school

Norma vydaná dňa 1.11.2017