Direct-current resistive volt ratio boxes (IEC 60524:1975 + A1:1981); German version EN 60524:1993
Edition 1994-08

Polymeric materials, cellular flexible; determination of air flow permeability; identical with ISO 4638:1984
Edition 1993-07

Operating conditions for industrial-process measurement and control equipment - Part 4: Corrosive and erosive influences (IEC 60654-4:1987); German version EN 60654-4:1997
Edition 1998-08

Methods of measurement for radio equipment used in satellite earth stations; measurement common to sub-systems and combinations of sub-systems; measurement in the r.f. range; identical with IEC 60510-1-2:1984
Edition 1988-12

Printing technology; printing plates for offset printing; terminology and principles of measurement techniques
Edition 1991-09

Measuring methods for video tape properties (IEC 60735:1991); german version EN 60735:1991
Edition 1992-07

D.C. bridges for measuring resistance (IEC 60564:1977 + A1:1981); German version EN 60564:1993
Edition 1994-08

Soil quality - Determination of the site specific potential for translocation of non-sorbable substances
Edition 2011-10

Noise emitted by vessels on inland water-ways and harbours; enveloping surface method for the determination of the sound power level
Edition 1993-11

Surface active agents; technical alkane sulfonates; determination of total alkane sulfonates content
Edition 1982-04