Formula: C7H5BrN2 Formula weight: 197.04 Purity: 97+% CAS Number: 186407-74-9 UN Number: UN2811 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2933.99 Risk Phrases: 22-36/37/38 Harmful if swallowed. Irritating to eyes, respiratory system and skin. Safety…