Input-output norms require permissible input proportions and proof imports are used in export manufacture.

Input-output norms prescribe permissible proportions of Dimethyl Aniline, Phenol, Emulsifier and Sodium Chlorate for manufacture of Methyl Violet-Basic Violet 1, and applicants must ensure imported goods conform to those proportions and are actually used or required in the declared export product; the Methyl Violet entry is suspended by public notice.

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