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State system for ensuring the uniformity of measurements. Acoustics. Reference zero for the calibration of audiometric equipment. Part 4. Reference levels for narrow-band masking noise

Document status: Active

Ergonomics design. Sound pressure levels of spoken announcements for products and public address systems

Document status: Active

Non-active surgical implants. Joint replacement implants. Specific requirements for knee-joint replacement implants

Document status: Replaced by GOST R ISO 21536-2022

Apparatus for blood measuring within heard-and-vessel system (mechanical). General technical requirements and test methods

Document status: Withdrawn

Water. Sample digestion using the mixture of hydrochloric and nitric acids for the determination of selected elements

Document status: Active

Reciprocating internal combustion engines. Exhaust emission measurement. Part 5. Test fuels

Document status: Active