General description

This Standard Reference Material (SRM) is intended for use in the evaluation of analytical methods used for the classification of coal fly ash and for the determination of constituent elements in coal fly ash or materials of a similar matrix. A unit of SRM 2691 consists of three 10 g hermetically sealed glass vials of fly ash pulverized to less than150 µm particle size and blended to a high degree of homogeneity. For more information, please refer to the SDS and COA.SRM 2691_cert SRM 2691 _SDS

Legal Information

NIST is a registered trademark of National Institute of Standards and Technology

SRM is a registered trademark of National Institute of Standards and Technology