GOST 33390-2015

Guidelines for treated wastewater use for irrigation projects. Part 5. Treated wastewater disinfection and equivalent treatments

Trunk pipeline transport of oil and oil products. Steel piles of pipes used for foundation construction of above-ground pipelines supports. General specifications

Cotton and blended filter fabrics. Specifications

Basic norms of interchangeability. Standard angles and angle tolerances

Preservation of cultural heritage sites. Technological processes for preparing a section of scientific and design documentation. Restoration and adaptation project. Part 3. Stage «Working design and estimate documentation»

State system for ensuring the uniformity of measurements. Electrical induction active and reactive energy meters. Methods of verification