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Solid biofuels. Determination of particle size distribution. Part 2. Vibrating screen method using sieve apertures of 3,15 mm and below
Document status: Cancelled
Petroleum and petroleum products. Determination of sulfur content by method of energy dispersive X-ray fluorescence spectrometry
Document status: Replaced by GOST 32139-2019
Tungsten concentrate. Method of determination of silicon dioxide
Document status: Active
