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Material Database:

SRM 688 - Basalt Rock
Type Certified reference material
Producer National Institute of Standards and Technology (NIST)
Status Available
Material Powder
Reference SRM 688
Catalog (Web) https://www-s.nist.gov/srmors/view_detail.cfm?srm=688
 
Description

SRM 688 - Basalt Rock


This Standard Reference  Material  (SRM)  is intended  for  use in evaluating the accuracy of analytical  methods and instruments used in the analysis of geological type materials. SRM 688 is a finely powdered basalt rock that was obtained from a Cenozoic basalt flow near Jackpot,  Nevada.

 

keywords: geological material , Rock/Igneous rock , trace elements

 

 

Parameter
Analyte   Aluminum  
Specification   total element as Al2O3  
Parameter   Certified value  
Unit   mass fraction (in %)  
Result   17.36 ± 0.09  

Analyte   Chromium  
Specification   total element mass fraction  
Parameter   Certified value  
Unit   mg/kg  
Result   332 ±9  

Analyte   Iron  
Specification   iron(II) as FeO  
Parameter   Certified value  
Unit   mass fraction (in %)  
Result   7.64 ± 0.03  

Analyte   Iron  
Specification   total iron (as Fe2O3)  
Parameter   Certified value  
Unit   mass fraction (in %)  
Result   10.35 ± 0.04  

Analyte   Lead  
Specification   total element mass fraction  
Parameter   Certified value  
Unit   mg/kg  
Result   3.3 ± 0.2  

Analyte   Manganese  
Specification   total element mass fraction (as MnO)  
Parameter   Certified value  
Unit   mass fraction (in %)  
Result   0.167 ± 0.002  

Analyte   Phosphorous  
Specification   total element mass fraction (as P2O5)  
Parameter   Certified value  
Unit   mass fraction (in %)  
Result   0.134 ± 0.003  

Analyte   Potassium  
Specification   total element mass fraction (as K2O)  
Parameter   Certified value  
Unit   mass fraction (in %)  
Result   0.187 ± 0.008  

Analyte   Rubidium  
Specification   total element mass fraction  
Parameter   Certified value  
Unit   mg/kg  
Result   1.91 ± 0.01  

Analyte   Silicon  
Specification   total element mass fraction (as SiO2)  
Parameter   Certified value  
Unit   mass fraction (in %)  
Result   48.4 ± 0.1  

Analyte   Sodium  
Specification   total element mass fraction (as Na2O)  
Parameter   Certified value  
Unit   mass fraction (in %)  
Result   2.15 ± 0.03  

Analyte   Strontium  
Specification   total element mass fraction  
Parameter   Certified value  
Unit   mg/kg  
Result   169.2 ± 0.7  

Analyte   Thorium  
Specification   total element mass fraction  
Parameter   Certified value  
Unit   mg/kg  
Result   0.33 ± 0.02  

Analyte   Titanium  
Specification   total element mass fraction (as TiO2)  
Parameter   Certified value  
Unit   mass fraction (in %)  
Result   1.17 ± 0.01  








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