Chemicals				
				inorganic
 
															| sulfur content (S) ash content organic substances acids calculated as H2So4 water | according to PN-81 / C-84084 | 
| 
 | Determination by ASA. | 
| 
 | according to PN-76 / C-84051 | 
| 
 | |
| 
 | atomic absorption spectrometry (ASA) | 
| 
 | according to PN-ISO 3706. | 
| 
 | according to BN-75 / 6014-05. | 
| 
 | atomic absorption spectrometry (ASA) | 
| 
 | own procedure | 
| 
 | atomic absorption spectrometry (ASA) | 
| 
 | According to the Regulation of the European Parliament and of the EC Council 2019/1009 | 
| 
 | According to the Regulation of the European Parliament and of the EC Council 2019/1009 | 

 
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