ASTM D3682

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Standard Test Method for Major and Minor Elements in Combustion Residues from Coal Utilization Processes by Atomic Spectrometry

This method allows for the determination of associated major and minor elements in combustion residues from coal utilization processes.

Sample types

• Coal
• Coke
• Fly ash
• Bottom ash

Sample size

• Minimum, 1g
• Recommended, 5g

Analytes of interest

• Aluminum oxide (Al₂O₃)
• Silicon dioxide (SiO₂)
• Iron oxide (Fe₂O₃)
• Calcium oxide (CaO)
• Magnesium oxide (MgO)
• Sodium oxide (Na₂O)
• Potassium oxide (K₂O)
• Titanium dioxide (TiO₂)

 

Note: This process can be applied to other solid sample types.