A method of producing a molded article by melting a granule at a temperature of 280 to 380° C. and molding it, wherein the granule satisfies the following conditions (I) and (II): (I) when 100 parts by weight of the granule is cleaned with 100 parts by weight of a 1N nitric acid aqueous solution, the amount of an Fe compound eluted into the 1N nitric acid aqueous solution cleaning fluid is 1 to 100 ppb in terms of the Fe atom based on the granule; and (II) the granule comprises (A) 100 parts by weight of a polycarbonate resin (component a) and (B) 0.00010 to 0.5 parts by weight of a specific phosphorous-based compound (component b).