... known as amidosulfonic acid, amidosulfuric acid, aminosulfonic acid, and sulfamidic acid. Sulfamic acid, also known as amidosulfonic acid, amidosulfuric acid, aminosulfonic acid, and sulfamidic acid, is a molecular compound ... applications. SUlfamic Acid, 99.5%, Industrial Grade.Formula: (NH2SO3H) CAS: 5329-14-6 UN: 2967 Specific Gravity (in toluene at 25°C ...