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The establishment of EVISA is funded by the EU through the Fifth Framework Programme (G7RT- CT- 2002- 05112).


Supporters of EVISA includes:
Material Database:

SRM 81a - Glass Sand
Type Certified reference material
Producer National Institute of Standards and Technology (NIST)
Status Available
Material Powder
Reference SRM 81a
Catalog (Web) https://www-s.nist.gov/srmors/view_detail.cfm?srm=81a
 
Description

SRM 81a - Glass Sand

 


This SRM is issued in the form of a ground  powder (95% less than 106 Jtffi) blended to ensure homogeneity.  It should  be dried for 2 hours at 105 °C before use.
 

Parameter
Analyte   Aluminum  
Specification   total element mass fraction (as Al2O3)  
Parameter   Certified value  
Unit   mass fraction (in %)  
Result   0.66 (0.62 - 0.69)  

Analyte   Chromium  
Specification   total element mass fraction (Cr2O3)  
Parameter   Certified value  
Unit   mg/kg  
Result   46 (33 -58)  

Analyte   Iron  
Specification   total element mass fraction (as Fe2O3)  
Parameter   Certified value  
Unit   mass fraction (in %)  
Result   0 .082 (0.075- 0.089)  

Analyte   Titanium  
Specification   total element mass fraction (as TiO2)  
Parameter   Certified value  
Unit   mass fraction (in %)  
Result   0.12 (0.10 - 0.14)  

Analyte   Zirconium  
Specification   total element mass fraction (as ZrO2)  
Parameter   Certified value  
Unit   mass fraction (in %)  
Result   0.034 (0.25- 0.042)  








Events
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EMEC 24: European Meeting on Environmental Chemistry
26.11.2024
Alicante, Spain
23rd ICFIA: International Conference on Flow Injection Analysis and FRelated Techniques
03.12.2024
The Empress Hotel, Mueang, Chiang Mai, Thailand
PittCon 2025
01.03.2025
Boston, Massachusetts
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