Input output norms require imports to match listed chemical inputs and be actually used in the export product.

Standard input output norms for Boron Trifluoride (SION A3335) specify permitted inputs and their proportions and require determination of proportions of various inputs usable or required for resultant products. Applicants must ensure imported goods correspond to listed inputs and are actually used or required in the export product, aligning imports with declared input output proportions and manufacturing needs.

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