Molecular formula:NH4SCN
Molecular weight: 76.12
CAS :1762-95-4
HS NO: 2842901910
Properties: NH4SCN,a colorless crystalline or column crystal that is soluble in water, methanol, ethanol, pyridine, acetone & ammonia and insoluble in ethyl acetate, methyl chloride and chloroform; at 140℃ bring thiourea. melts at 149.6℃ .thermal decomposition at 170℃ may produce highly toxic fumes of hydrogen cyanide, hydrogen sulfide and toxic oxides of nitrogen, sulfur, and carbon.
Alias:Ammonium Rhodanide, Ammonium Sulfocyanate, Ammonium Sulfocyanite, Ammonium Isothiocyanate, Thiocyanic Acid, Ammonium Salt
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Index(Quality Criterion:HG/T2154/91)
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Export Grade
|
1st Grade
|
Liquid
|
| NH4SCN Min% |
99.0
|
98.0
|
50--55
|
| Clarity Test in water(100g/L) |
Clarity
|
Clarity
|
Clarity
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| pH Value in water (50g/L) |
4.5-6.0
|
4.5-6.0
|
4.5-6.0
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| Chloride (CL-) % Max |
0.04
|
0..06
|
0.03
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| Sulfate(SO42-) % Max |
0.04
|
0.04
|
0.02
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| Residue on ignition, % Max |
0.08
|
0.10
|
0.05
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| Heavy metal (Pb), % Max |
0.002
|
0.002
|
0.001
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| Iron ( Fe ) % Max |
0.0005
|
0.001
|
0.0003
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| Water % Max |
1
|
1.7
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Usage:
Genaral: Mainly in pharmaceuticals, pesticide, textile,electroplating, photography,water tracer in oil fields, thinning agent, as intermediate for metal thiocyanates etc.
Textile: printing, dyeing and finishing operations accelerator in fixing baths
Pesticide: raw material for the production of a number of herbicides and fungicides
Photographit: Stabilizer, accelerator, etc.
Metal finishing: Plating, flotation agent.As intermediate for metal thiocyanates (NaSCN, KSCN, CuSCN, Ca(SCN)2 ).
Packaging: 25kg net PP bag with PE liner for solid, 1000kg net IBC tank for liquid.
Storage: Store away from incompatible substances. Keep in a tightly closed bags. Store in a cool, dry, ventilated area to prevent it from being deliquescent. Separated from acids, bases and oxidants.
Contact Person: Lois Lei MP: +86-135 9886 2887
Tel: +86-371-6573 3011 Fax: +86-371-6573 3022
E-amil: chemlois@http://www.shsanbon2008.com , lois@http://www.shsanbon2008.com
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