| 
                                 AK Scientific 
                                K850 
                             | 
                            5g | 
                            $353 | 
                            1,2,4,5-Benzenetetracarbonitrile  | 
                             | 
                        
                        
                            | 
                                 American Custom Chemicals Corporation 
                                CHM0005248 
                             | 
                            2G | 
                            $768.08 | 
                            1,2,4,5-TETRACYANOBENZENE  | 
                             | 
                        
                        
                            | 
                                 Frontier Specialty Chemicals 
                                JK206907 
                             | 
                            1g | 
                            $63 | 
                            1,2,4,5-Tetracyanobenzene  | 
                             | 
                        
                        
                            | 
                                 Frontier Specialty Chemicals 
                                JK206907 
                             | 
                            5g | 
                            $220 | 
                            1,2,4,5-Tetracyanobenzene  | 
                             | 
                        
                        
                            | 
                                 Matrix Scientific 
                                094351 
                             | 
                            10g | 
                            $108 | 
                            Benzene-1,2,4,5-tetracarbonitrile  | 
                             | 
                        
                        
                            | 
                                 Matrix Scientific 
                                094351 
                             | 
                            5g | 
                            $70 | 
                            Benzene-1,2,4,5-tetracarbonitrile  | 
                             | 
                        
                        
                            | 
                                 Matrix Scientific 
                                094351 
                             | 
                            1g | 
                            $20 | 
                            Benzene-1,2,4,5-tetracarbonitrile  | 
                             | 
                        
                        
                            | 
                                 Sigma-Aldrich 
                                391980 
                             | 
                            1g | 
                            $37.5 | 
                            1,2,4,5-Tetracyanobenzene
		
	  | 
                             | 
                        
                        
                            | 
                                 Sigma-Aldrich 
                                391980 
                             | 
                            5g | 
                            $178 | 
                            1,2,4,5-Tetracyanobenzene
		
	  | 
                             | 
                        
                        
                            | 
                                 TCI Chemical 
                                T0988 
                             | 
                            5g | 
                            $301 | 
                            1,2,4,5-Tetracyanobenzene  | 
                             |