Standard input-output norms require specified input proportions for Oil Resistant NBR sheets and ensure imports match declared use.

Standard input-output norms set permissible composition and quantities of inputs per kilogram of Oil Resistant NBR Synthetic Rubber Sheet, naming NBR, precipitated silica and hard clay filter, zinc oxide, carbon black, rubber chemicals, miscellaneous processing chemicals, and polymeric fillers such as HDPE and polypropylene. Applicants must ensure imported goods match the listed inputs and proportions actually used or required in the exported product to satisfy Foreign Trade Policy compliance.

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