Gas distribution systems. Recovery of operational documentation for the existing gas distribution networks
Document status: Active
Used petroleum products. Method for determination of relative viscosity
Document status: Replaced by GOST 26378.3-2015
Low-freezing cooling liquids. General specifications
Document status: Active
Coals of Middle Asia for domestic needs. Specifications
Document status: Withdrawn
Clay raw materials. Method for determination of free silicon dioxide
Document status: Replaced by GOST 21216-2014