Standard Specification for Magnesium-Alloy Forgings

Measurements are performed by the dynamic stiffness method

NOTE Another test method for the determination of air-purification performance of photocatalytic materials by using formaldehyde is described in ISO 22197-4

This document also shows how a calibration gas mixture with unknown composition can be calibrated by reference to traceable standard gas mixtures

ISO 7278-1 enabes you to fulfill this purpose

Test methods applying to this European Standard are as defined in ISO/IEC 10373

and all those involved in

BS EN 2470 is a European metallic material standard for aerospace applications and specifies the requirements relating to:

BS EN 4808 is one of a series of documents applicable to the specifications of straight welded coupling in nickel alloy

electrics and electromagnetics

This document specifies the information accompanying geosynthetics to enable the user on site to identify the goods as being identical to the goods ordered

Note 2: BS EN 61439-5 does not apply to specific types of ASSEMBLIES covered by other parts of IEC 61439 series

This British Standard does not cover hydrometers with a built-in thermometer (thermohydrometers)