Chemphos DR1 is an acidic liquid de-scaling and rust removal product formulated to prevent attack on base metal. Chemphos DR1 is suitable for de-scaling machinery, boilers, forgings and castings.

Chemphos DR1 should be used in 316 stainless steel or polypropylene lined tanks. All pipe work and equipment should be of similar material. If pumping is necessary, acid proof pumps must be utilized.