ORIGINAL RESEARCH
		
		 
	
	
	
		Determination of Dyestuffs Remaining in Dyeing
Processes of Vegetable-Tanned Leathers
and Their Removal Using Shavings
	
	
		Gokhan Zengin1, Hasan Ozgunay1, Ebru Mavioglu Ayan2, Mehmet Mete Mutlu1
		
			
			Pol. J. Environ. Stud. 2012;21(2):499-508