Testing fresh concrete - Sampling and common apparatus1 Scope This document specifies two procedures for sampling fresh concrete, by composite sampling and by spot sampling. NOTE 1 The requirement for remixing the sample before tests on the fresh concrete, or before making test specimens, is included in the relevant standards. When mixing and sampling concrete is done in a laboratory, different procedures may be required. NOTE 2 In this case Clause 6, item g) applies. Additionally, this standard lists

Why should you use ISO 21993

Note: PD CEN/TS 16861 specification is without prejudice to any existing legislation

For independent control transformers and independent power supplies incorporating control transformers

– Electrical and thermal efficiency under specified operating conditions

This document defines a method for assessing the filterability of oils in the presence of contaminating water

and decision makers (local authorities and regulators)

It indicates the interdependence and interactions between various components of the fire safety system and provides an indication of the totality of fire safety design

BS EN 61300-3-14 introduces a variable optical attenuator that is adjusted sequentially through a series of nominal attenuation settings prescribed in the relevant specification

Spraying with low-pressure spray heads of insulating board and other materials less than 10 mm thick

Note: The calibration of fibre coating or cable measurement test sets is not covered by BS EN 61745

after immersion in a standard reference fuel

• definition of an action plan for the improvement of the power quality situation