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ISO
ISO 2975-1:1974
En Vigor
1974-05-01
Measurement of water flow in closed conduits — Tracer methods — Part 1: General
ISO
ISO 423:1994
En Vigor
1994-04-21
Photography — Processing chemicals — Specifications for hydroquinone
ISO
ISO 23497:2019
En Vigor
2019-07-12
Determination of pH value — Technical buffer solutions for the
calibration of technical measuring installations
ISO
ISO 3191:1998
En Vigor
1998-12-03
Aerospace — Nuts, anchor, self-locking, fixed, single lug, reduced
series, with counterbore, with MJ threads, classifications: 1 100 MPa
(at ambient temperature)/235 degrees C, 1 100 MPa (at ambient
temperature)/315 degrees C and 1 100 MPa (at ambient temperature)/425
degrees C — Dimensions
