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Reagents. Methods for determination of nitrogen compounds impurity general content
Document status: Replaced by GOST 10671.4-2016
Zoohygienic and zoocosmetic means for non-productive animals. Terms and definitions
Document status: Active
Activated carbon. Standard method for determination of adsorptive capacity
Document status: Active
Surface active agents and detergents. Determination of anionic-active matter by manual or mechanical direct two-phase titration procedure
Document status: Active
