Merck, NIST2690, Coal fly ash

General description
A unit of SRM 2690 contains three hermetically sealed glass vials, each containing 10 grams of fly ash that has been pulverized to a particle size of less than 150 μm and blended to achieve a high degree of homogeneity. For more information, please refer to the SDS and COA.

SRM 2690_cert

SRM 2690_SDS
Application
The Standard Reference Material (SRM) is primarily intended for evaluating analytical methods used to classify coal fly ash and to determine the constituent elements in coal fly ash or similar matrix.
Features and Benefits
Certified mass fraction values for major and minor constituent elements are traceable to NIST’s realization of the SI unit of the kilogram and expressed as a percentage.
Reference mass fraction values are traceable to NIST’s realization of the SI unit of the kilogram and calculated as a mass fraction and expressed as a percentage.
Information values for various constituent elements in coal fry ash are determined in accordance with ASTM Standard Test Method C311-85

Other Notes
Certified for the analytes listed below.
Aluminum (Al), Calcium (Ca), Iron (Fe), Magnesium (Mg), Phosphorus (P), Potassium (K), Silicon (Si), Sodium (Na), Sulfur (S), Titanium (Ti)

Reference/Informational value is provided for the following analytes.
Antimony (Sb), Arsenic (As), Barium (Ba), Beryllium (Be), Cobalt (Co), Chromium (Cr), Cesium (Cs), Europium (Eu), Hafnium (Hf), Lead (Pb), Manganese (Mn), Mercury (Hg), Nickel (Ni), Scandium (Sc), Selenium (Se), Strontium (Sr), Thorium (Th), Zinc (Zn)

See certificate for values and more details at nist.gov/SRM
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