Chemical elements | 
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| 1 USD = | 1.0000 | USD | 
| 1 USD = | 1.0000 | USD | 
| Market price in US dollars per kilogram | |||||||||||
| 
			 ≤ 5 
				≤ 5 
				
				
			 | 
		
			 > 5 
				> 5 
				
				
			 | 
		
			 > 10 
				> 10 
				
				
			 | 
		
			 > 50 
				> 50 
				
				
			 | 
		
			 > 100 
				> 100 
				
				
			 | 
		
			 > 500 
				> 500 
				
				
			 | 
		
			 > 1,000 
				> 1,000 
				
				
			 | 
		
			 > 5,000 
				> 5,000 
				
				
			 | 
		
			 > 10,000 
				> 10,000 
				
				
			 | 
		
			 > 20,000 
				> 20,000 
				
				
			 | 
		
			 unknown 
				unknown 
				
				
			 | 
	|
