Sudan Chemical is a world-famous manufacturer, supplier, and exporter of Raw Chemicals. RXSOL-19-1530-025 Amonium 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.