<h1>Input output norms for Sodium Hydro Sulphite: specified inputs and weights govern permissible imports and use for export compliance.</h1> Prescribes standard input output norms under the Foreign Trade Policy for Sodium Hydro Sulphite by listing permissible inputs and their specified weights per unit of finished product, and requires applicants to ensure that imported goods correspond to the materials actually used in the exported product, with the schedule determining allowable proportions of inputs for manufacture.