Are you the supplier of acid regeneration units for regenerating waste pickling liqour (HCl). Thus if you are in position to supply such unit would appreciate to provide us with your detail technocommercial offer. For your information , 1-Spent acid flowrate is 1000 Lit/hr (24 hr daily and 7000hr annually) 2- It's concentration is between 190-210 g/lit,Fe total in the range of 120 to 130 g/lit and solids maximum 12 g/lit. Looking forward for your prompt reply leading us to a mutual beneficial bussiness. Best regards 联系方式Co:C/O Rosoubgiri Co. Tel:98-21-88829209 Fax:98-21-88827006 Email:alishamkhali1346@yahoo.com Website:www.watertekno.com