Section 06 Products of the chemical or allied industries 29 Organic chemicals 29 31 Other organo-inorganic compounds 29 31 53 O-(3-chloropropyl) O-[4-nitro-3- (trifluoromethyl)phenyl] methylphosphonothionate Commodity Code Description 29 31 53 00 O-(3-chloropropyl) O-[4-nitro-3- (trifluoromethyl)phenyl] methylphosphonothionate