SRM 2691 Coal Fly Ash

Published by National Institute of Standards and Technology | National Institute of Standards and Technology | Metadata Last Checked: June 27, 2025 | Last Modified: 2017-01-05 00:00:00

Standard Reference Material 2691 Coal Fly Ash - 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 than 150 ?m particle size and blended to a high degree of homogeneity. This data is public in the Certificate of Analysis for this material.

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Complete Metadata

bureauCode	[ "006:55" ]
identifier	4765EE7CC5BCA396E0531A57068160031665
landingPage	https://www-s.nist.gov/srmors/view_detail.cfm?srm=2691
language	[ "en" ]
programCode	[ "006:052" ]
theme	[ "Standards:Reference materials" ]