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Molybdenum concentrates. Method for the determination of rhenium content
Document status: Active
Liquefied natural gas. Method for calculation of thermodynamic properties
Document status: Active
Reagents and high purity substances. Determination of impurities of chemical elements by atomic-emission spectrometry with inductively coupled plasma
Document status: Active
Phthalic anhydride. Method of determination of acid compounds
Document status: Active
Ion-exchange resins. Anionites. Specifications
Document status: Replaced by GOST 20301-2022