<h1>Input-output norms require imported chemical inputs to match declared export use; SION for ammonium bicarbonate currently suspended.</h1> Standard Input-Output Norms require imported chemical inputs to match the quantities and types used in exported goods. The SION for Ammonium Bicarbonate (A1068) is suspended. The norm specifies that 1 kg of ammonium bicarbonate corresponds to 0.253 kg of anhydrous ammonia. Applicants must ensure imported goods are those used or required in the manufacture of the declared export product and respect the prescribed input proportions under the Foreign Trade Policy.