Inquiry (采购产品): Polypropylene lining Please let me know the details and minimum thickness, if we use Polypropylene coat / sheets over reinforced concrete tank as Acid resistant lining. **** Hidden Message ***** Ashoke Dasgupta 24B Park St Kol Company: DCPL E-mail: adasgupta@dclgroup.com **** Hidden Message ***** adasgupta@dclgroup.com