GOST R 58411-2019

Ozonization equipment. Safety requirements

Ammonium sulphate technical. Determination of free acid content. Titrimetric method

Industrial automation systems and integration. Product data representation and exchange. Part 1304. Application module. AP 239 product status recording

All-wool and half-woolen fabrics. Standards of colour fastness and methods for determination

Statistical methods. Sampling procedures for inspection by variables Part 2. General specification for single sampling plans indexed by AQL for lot-by-lot inspection of independent quality characteristics

Automatic spacecraft. Thermal control subsystems. General technical requirements