GOST 21523.4-77

Fish, aquatic invertebrates and products from them. Photometric method for determination of phosphorus compounds

Quality rating system. Building. Binding materials: lime, gypsum and binding materials on their base. Nomenclature of characteristics

Automation systems and integration. Evaluating energy efficiency and other factors of manufacturing systems that influence the environment. Part 1. Overview and general principles

Industrial automation systems and integrationю. Evaluating energy efficiency and other factors of manufacturing systems that influence the environment. Part 2. Environmental performance evaluation process

Gallium. Atomic-emission method for the determination of aluminium, iron, bismuth, silicon, magnesium, manganese, copper, nickel, tin, lead, chromium and zinc

Fluorspar concentrates for use in the acid and ceramic industries. Specifications