Russian standards PDF
State system for ensuring the uniformity of measurements. Condensation hygrometers. The method of verification
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State system for ensuring the uniformity of measurements. Measurement of energy and the effective characteristics ultraviolet radiation germicidal irradiators. Procedure of measurements
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State system for ensuring the uniformity of measurements. State verification schedule for means measuring the airborne sound pressure in frequency range from 2 Hz to 100 kHz
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State system for ensuring the uniformity of measurements. Disperse composition of liquid media. Determination of particle size by dynamic light scattering
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State system for ensuring the uniformity of measurements. Disperse composition of aerosols and suspensions. Determination of particle size by laser diffraction
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State system for ensuring the uniformity of measurements. Radioisotope and piezobalance analyzers for mass concentration of aerosol particles in air of the working zone. The method of verification
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