153.557—Special requirements for hydrochloric acid.
               		
               		
               	 	
               	 	
               	 	
               	 		
    
        
        (a) 
         A containment system that carries hydrochloric acid must be lined with:
     
    
    
    
        
        (3) 
         A material approved for hydrochloric acid tanks by the Commandant (CG-522).
     
    
        
        (b) 
         Containment systems for contaminated hydrochloric acid are approved by the Commandant (CG-522) on a case by case basis.
     
    [CGD 73-96, 42 FR 49027, Sept. 26, 1977, as amended by CGD 82-063b, 48 FR 4781, Feb. 3, 1983]