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Code: km-039 Product Name: 4,5-Dicyanoimidazole CAS No.: 1122-28-7 Molecular Formula: C5H2N4 Structure: Appearance: White to off-white Powder Melting Point : 174~177℃ Limit of Impurities: 0.5%max Assay ( HPLC ): 99.0% min