<h1>Input-output norms define permitted chemical inputs and require imports to match declared use in export manufacture.</h1> Standard input-output norms specify permissible inputs and their proportions for N-Triphenyl Methyl-2-amino ethanol, listing 2 amino ethanol, trityl chloride and isopropyl alcohol, and noting the norm's suspension by public notice. Applicants must ensure imported goods correspond to inputs used or required in the export product and adhere to prescribed proportions and declarations.