2, 4-dinitrochlorobenzene C6h3(no2)2cl relative molecular quality:202.55 Refined Excellent First grade Appearance Light yellow to pale brown crystals Crystallizing point ú¼íµ í² 49.5 48.5 47.5 Purity, % í² 99.5 99.0 96.0 In iron drums of 300kg net each.