Acoustics - Reference zero for the calibration of audiometric equipment - Part 4: Reference levels for narrow-band masking noise (ISO 389-4:1994)
Edition 1999-05-01

Acoustics - Reference zero for the calibration of audiometric equipment - Part 5: Reference equivalent threshold sound pressure levels for pure tones in the frequency range 8 kHz to 16 kHz (ISO 389-5:2006)
Edition 2007-06-01

Acoustics - Reference zero for the calibration of audiometric equipment - Part 6: Reference threshold of hearing for test signals of short duration (ISO 389-6:2007)
Edition 2007-11-01

Acoustics - Reference zero for the calibration of audiometric equipment - Part 7: Reference threshold of hearing under free-field and diffuse-field listening conditions (ISO 389-7:2019)
Edition 2020-05-15

Acoustics - Reference zero for the calibration of audiometric equipment - Part 8: Reference equivalent threshold sound pressure levels for pure tones and circumaural earphones (ISO 389-8:2004)
Edition 2004-10-01

Acoustics - Reference zero for the calibration of audiometric equipment - Part 9: Preferred test conditions for the determination of reference hearing threshold levels (ISO 389-9:2009)
Edition 2009-11-15

Small medical gas cylinders - Pin-index yoke-type valve connections (ISO 407:2023)
Edition 2023-12-15

Steel and cast irons - Determination of silicon content - Gravimetric method (ISO 439:2020)
Edition 2020-06-01

Pallets for materials handling - Vocabulary (ISO 445:2013)
Edition 2013-07-15

Geometrical Product Specifications (GPS) - Dimensional measuring equipment - Design and metrological characteristics of mechanical dial gauges (ISO 463:2006 + Cor 1:2007 + Cor 2:2009) (consolidated version)
Edition 2009-05-15