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Butt welded steel flanges of vessels and apparatus. Design and dimensions
Document status: Replaced by GOST 28759.3-2022
Reagents. Method for the determination of ammonium impurity
Document status: Replaced by GOST 24245-2016
Perfumery and cosmetics. Analytical methods. Validation criteria for analytical results using chromatographic techniques
Document status: Active
Vessels and apparatuses. Spherical non-sided heads and bottoms. Norms and methods of strength calculation
Document status: Active
