GOST 21507-2013

Thermoplastics pipes for the conveyance of fluids. Dimensions and tolerances. Part 1. Metric series

Electrical apparatus for explosive gas atmospheres. Part 13. Construction and use of rooms or buildings protected by pressurization

Safety of household and similar electrical appliances. Particular requirements for humidifiers intended for use with heaters, ventilators and air-conditioning systems and test methods

Grinding wheels. Unbalanced masses and measurement method

Trunk pipeline transport of oil and oil products. Wells. General specifications

Demineralized dairy whey. Specifications