Metal-clad switchgears up to 10 kV. Test methods

Standard published on 1.1.1977

Enclosed transformer substations of output from 25 to 2500 kVxA, for voltages up to 10 kV inclusive. General specifications

Standard published on 1.1.1983

Cleanrooms and associated controlled environments. Biocontamination control. Part 1. General principles and methods

Standard published on 1.1.2006

Cleanrooms and associated controlled environments. Biocontamination control. Part 2. Evaluation and interpretation of biocontamination data

Standard published on 1.1.2006

Solid mineral fuel. Determination of gross calorific value and calculation of net calorific value

Standard published on 1.1.2015

Textile materials. Needled floor coverings and goods. Technical classification

Standard published on 1.1.2011

Ammonium nitrate water-resistant. Specifications

Standard published on 1.1.1980

Heat exchangers. Method of measurement and evaluation of thermal performances of wet cooling towers

Standard published on 1.1.2013

Domestic electric immersion boilers. General specifications

Standard published on 1.1.1985

Diamonds and diamond tools. Terms and definitions

Standard published on 1.7.1979