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Phenol-formaldehyde resins. Methods for determination of free formaldehyde content
Document status: Active
Vibration hammers and pile extractors. General specifications
Document status: Active
Lifts. General Requirements for maintenance instruction
Document status: Active
Microwave radio beacon instrument approach landing system for air vehicles. Main parameters and measurement techniques
Document status: Withdrawn
Quality ratings system. Building. Cast iron and plastic waste pipes and fittings and cast iron couplings for asbestos-cement pressure pipes. Nomenclature of characteristics
Document status: Replaced by GOST 6942-98