DuJEL 200 is an acid gel with an encapsulated mineral acid base. It is used to remove rust, laser scale, and heat/mill scale from ferrous metals. It has low odor, does not release irritating fumes and since the acid is encapsulated, it is not as corrosive as other mineral acid based products. DuJEL 200 clings to vertical surfaces to obtain optimal prolonged reaction time with the ta