GRS Certification | GRS Product Certification | GRS Consultants in Delhi.  The GRS certification is intended to meet the need of companies looking to verify the recycled content of their products (both finished and intermediate products) and to verify responsible social, environmental and chemical practices in the production of these products. The objectives of the GRS are to define requirements to ensure accurate content claims and good working conditions, and that harmful environmental and chemical impacts are minimised as much as possible