Disclosed is a polyolefin resin composition comprising 100 parts by weight of component (A), 0.001 to 10 parts by weight of component (B) and 0.01 to 100 parts by weight of component (C): component (A): polyolefin resin; component (B): carbon black which satisfies the following requirements (1) and (2): requirement (1): containing a volatile component in an amount of less than 0.2% by weight as measured by the method provided in JIS K6221; requirement (2): containing at least one element selected from the group consisting of iron, nickel, copper, cobalt, aluminum, manganese and vanadium in an amount, based on the weight of the carbon black, of 4 ppm or less; component (C): stabilizer.