Indirect methods of determining the frost resistance of roofing tiles; determination of drying shrinkage and firing shrinkage
Edition 1987-04

Water quality; determination of nitrite; molecular absorption spectrometric method (ISO 6777:1984); german version EN 26777:1993
Edition 1993-04

Water quality; detection and enumeration of the spores of sulfite-reducing anaerobes (clostridia); part 1: method by enrichment in a liquid medium (ISO 6461-1:1986); german version EN 26461-1:1993
Edition 1993-04

Telecontrol equipment and systems - Part 2: Operating conditions; section 1: Power supply and electromagnetic compatibility (IEC 60870-2-1:1995); German version EN 60870-2-1:1996
Edition 1997-07

Measurement of airborne noise emitted by machines; enveloping surface method; continuous handling equipment
Edition 1988-06

Liquid hydrocarbons - Dynamic measurement - Proving systems for volumetric meters - Part 1: General principles (ISO 7278-1:1987); German version EN ISO 7278-1:1995
Edition 1996-12

Integrated Services Digital Network (ISDN); Direct Dialling In (DDI) supplementary service; functional capabilities and information flows; english version ETS 300063:1991
Edition 1992-09

Sound system equipment - Methods of measuring and specifying the performance of sounders (electroacoustic transducers for tone production) (IEC 61329:1995); German version EN 61329:1996
Edition 1996-06

Prints and transparencies produced from electronic sources - Assessment of image quality (IEC 61610:1995); German version EN 61610:1996
Edition 1996-08

Network aspects (NA) - Metropolitan Area Network (MAN) - Interconnection of MANs; English version ETS 300275:1994
Edition 1994-10