PHILADELPHIA--(BUSINESS WIRE)--Dow Electronic Materials, a business unit of The Dow Chemical Company (NYSE:DOW), has developed a novel chromium-free ECOPOSIT™ etching solution to replace chromic acid etching used in the pre-treatment of Acrylonitrile Butadiene Styrene (ABS) and PC-ABS in the plating on plastics (POP) industry, to help manufacturers to meet the September 21, 2017 sunset date set by REACH to eliminate the use of chromium trioxide. The selection of a replacement etchant species wa