Product Description

Technological index Class Name of index High class First class Sulfamic acid（%） ≥*9.*0 ≥*9.5 Sulpate (SO*2ˉ)% ≤0.*2 ≤0.*5 iron (Fe3+)% ≤0.**1 ≤0.**1 Insoluble in water % ≤0.*1 ≤0.*2 Loss on drying % ≤0.*5 ≤0.*5 Characteristics: White orthorhombic crystal. Nonvolatile, nonhygroscopic, smell-less. High stability at normal temperature and can maintain original quality for several years. Freely soluble in water and liquid ammonia, strongly acidic in warter solution. Slightly soluble in methanol, insoluble in ethanol and ether. Characteristics of double functional group of amidogen and sulphonic radical, may go on chemical reaction with many matters. Melting point is **5°C, decomposing temperature is **9°C. Use: Metal parts cleaning, getting away oxidze surface. Slightly corrosive to metal, used to flush boiler, and sterilize bacterium in water. Bleach fibre, wood and paper. Remove nitrite in tobacco. Raw material for paint, dye stuff and PH test paper. Used as fire resistance of cotton fibre. Used as solidifying agent of resin. Raw material for pesticide intermediate, ramification of sulfamic acid. Storage and transportation: Stored in drying and clean place. Protection from sunshine, rain, moisture and a acute.