MARCENT is responsible for all Marine Corps Forces in the CENTCOM Area of Responsibility (AOR), except for those assigned to the U.S. Special Operations Command (USSOCOM), and Special Operations Command, Central Command (SOCCENT).
Answer Wiki. Ammonium chloride is an inorganic compound with the formula NH4Cl and a white crystalline salt that is highly soluble in water. Solutions of ammonium chloride are mildly acidic. Sal ammoniac is a name of the natural, mineralogical form of ammonium chloride.
A 5% by weight solution of ammonium chloride in water has a pH in the range 4.6 to 6.0. Some of ammonium chloride's reactions with other chemicals are endothermic, for example its reaction with barium hydroxide, and its dissolving in water.