Decomposition can be explosive, and it can become shock sensitive. The LC50 for inhalation is 66 mg/m³ over 4 h, and the oral dose, LD50, is 250 mg/kg of body weight. Chloropicrin is incompatible with strong oxidizers, alcohols, and it has a UN four-digit identification number of 1580. The NFPA 704 designation for chloropicrin is flammability 0, health 4, reactivity 3, and special 0. The CAS number is 76-06-2.