Name : Sulphamic acid
CAS No:5329-14-6
Molecular Formula:NH2SO3H.
Molecular weight:97.09
Characteristics:
White orthorhombic cystal. Nonvolatile,
nonhygroscopic,smell-less. High stability at normal tenperature
and can maintain original quality for several years. Freely
soluble in water and liquid ammonia,strongly acidic in water
solution. Slightly soluble in methanol,insolublein ethanol and
ether.Characteristics of double funcitional group of amidogen and
sulphonic radical, may go on chemical reaction with many matters.
Melting point is 205oC, decomposing temperature is 209oC
Specification:
Name of Index | High class | First class |
Sulfamic Acid % | ≥ 99.80 | ≥ 99.50 |
Sulpate (SO42-)% | ≤ 0.05 | ≤ 0.05 |
Iron (Fe3+) % | ≤ 0.0025 | ≤ 0.0025 |
Insoluble in water % | ≤ 0.01 | ≤0.02 |
Loss on drying % | ≤0.05 | ≤0.10 |
Use:
Metal parts cleaning,getting away oxidize surface.Slightly
corrosive to metal, usedto flush boiler, and sterilize bacterium
in water.Bleach fibre,wood and paper. Remove nitrite in
tobacco.Raw material for pesticide intermediate,ramification of
sulfamic zcid.