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Wood chemical products. Method for determination of acid number by potentiometric titration
Document status: Active
Gas supply system. Main pipeline gas transportation. Mobile compressor unit. Control and testing
Document status: Active
Ores and concentrates of non-ferrous metals. Size analysis and sedimentation methods for the determination of size distribution
Document status: Active
State system for ensuring the uniformity of measurement. pH Scale for aqueous solutions
Document status: Replaced by GOST 8.134-2014
Rocks. Method for determination of open porosity coefficient by fluid saturation
Document status: Active