2,4-dihydroxybenzaldehyde
                                              2-Hydroxy-4-methoxybenzaldehyde
                                              Resazurin Sodium Salt
                                              4-Biphenylcarboxaldehyde
                                              2-Aminoethylbromide Hydrobromide
                                              1-bromo-3,5-dichlorobenzene
                                              4-Biphenylmethanol
                                              4-Methylbiphenyl
                                                 
                                               
                                              Chinese name:N-(4-Pyridyl)pyridinium chloride hydrochloride
                                              CAS NO:5421-92-1
                                              EINECS NO:226-543-5
                                              Formula:C10H10Cl2N2
                                              Molecular weightp:229.1058
                                              Molecular Structure:
                                               
                                               
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