Input-output compliance required for cyano pyridine imports; imported inputs must match declared use in exports.

Input-output compliance requires that imports of cyano pyridine (SION A3258) conform to specified input quantities and listed product references; the SION entry is suspended. Applicants must ensure imported goods are those actually used or required in the declared export product, and permissible proportions of various inputs for manufacture will be determined by the prescribed regulatory mechanism.

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