Testing of paper and board - Basic parameters for determination of reflectance factor - Part 2: Measurements made on fluorescent specimens
Edition 2012-03

Overvoltage protection for photovoltaic (PV) power generating systems - Guide (IEC 61173:1992); German version EN 61173:1994
Edition 1996-10

Measurement of the electrical properties of electronic tubes; method of measurement for cold cathode counting and indicator tubes
Edition 1976-09

Testing of materials for semiconductor technology - Test method for particle analysis in liquids - Part 2: Determination of particles by optical particle counters
Edition 2009-10

Photometers for analytical tests; concepts for characterisation of technical properties for absorption photometers
Edition 1988-05

Household appliances interworking - Part 1: Functional specification; German version EN 50523-1:2009
Edition 2010-05

Equipment for commercial kitchens - Thermal equipment - Part 3: Bain-maries - Requirements and testing
Edition 2004-11

Determination of the degree of dispersion of metals using chemisorption - Part 3: Flow method
Edition 2022-12

Plastics - Welding of thermoplastics - Specification of welding procedures; German version CEN/TS 16892:2015
Edition 2016-09

Particle size analysis - Size analysis by air classification - Fundamentals
Edition 2016-10