Product: Sodium Thiocyanate
CAS NO: 540-72-7
Molecular formula: NASCN
Properties:
White crystal or powder, soluble in water, ethanol, acetone; Specific gravity is 1.735. Melts at approx.287ºC. decomposes on heating and under influence of light producing toxic fumes of sulfur oxides, nitrogen oxides and cyanides. Reacts violently with acids, strong bases and strong oxidants.
Application:
Used as spinning solvent for polyacrylonitrile fiber, flushing agent of color film, chemical analysis reagent, manufacturing plant defoliant and weed herbicides, and rubber processing agents for rubber industry, nickel plating solution for electroplating industry.
Specification:
|
Items
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Top grade
|
Fisrt grade
|
|
Content(NaSCN) (%)
|
99.0 min.
|
98.0 min.
|
|
PH value
|
6-8
|
6-8
|
|
Water insoluble (%)
|
0.002 max.
|
0.002 max.
|
|
Chloride (%)
|
0.01 max.
|
0.02 max.
|
|
Sulfate (%)
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0.01 max.
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0.02 max.
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|
Heavy metals(as Pb) (%)
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0.002 max.
|
0.002 max.
|
|
Iron(Fe) (%)
|
0.0001 max.
|
0.0003 max.
|
|
Ammonium Salt (%)
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0.002 max.
|
0.005 max.
|
|
Moisture (%)
|
0.5 max.
|
0.5 max.
|
|
