Search

IEC 60674-2:2016 is applicable to plastic films used for electrical purposes. This part of IEC 60674 gives methods of test. This second edition cancels and replaces the first edition published in 1988 and Amendment 1 (2001). This edition constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition:<br /> - this…

The contents of the corrigendum of March 2018 have been included in this copy.

The contents of the corrigendum of March 2018 have been included in this copy.

The contents of the corrigendum of March 2018 have been included in this copy.

The contents of the corrigendum of March 2018 have been included in this copy.

The contents of the corrigendum of March 2018 have been included in this copy.

IEC 60674-2:2016 is applicable to plastic films used for electrical purposes. This part of IEC 60674 gives methods of test. This second edition cancels and replaces the first edition published in 1988 and Amendment 1 (2001). This edition constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition: - this document was…

ISO 15238:2016 specifies a procedure for the determination of the total cadmium content of coal. This procedure has not been validated with coals that spontaneously ignite. Prior to use with such sample types, users should validate the method.

ISO 15237:2016 specifies a procedure for the determination of the total mercury content of coal.

ISO 622:2016 specifies a reduced molybdophosphate photometric method for the determination of the total phosphorus content of hard coal, lignites and coke. Two methods for taking the phosphorus into solution are specified, namely extraction from the coal or coke ash with acid or by repeated oxidation of the coal or coke, by acid, to remove carbonaceous matter.