Ammonium Thiocyanate

Ammonium Thiocyanate

Ammonium Thiocyanate Molecular formula: NH4SCN Molecular weight: 76.12 CAS : 1762-95-4 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...

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Product Details

Ammonium Thiocyanate

Molecular formula:NH4SCN 
Molecular weight: 76.12
CAS :1762-95-4 
 
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.


Index(Quality Criterion:HG/T2154/91)

Export Grade

1st Grade

Liquid

NH4SCN Min%

99.0

98.0

50--55

Clarity Test in water(100g/L)

Clarity

Clarity

Clarity

pH Value in water (50g/L)

4.5-6.0

4.5-6.0

4.5-6.0

Chloride (CL-)    % Max

0.04

0..06

0.03

Sulfate(SO42-)    % Max

0.04

0.04

0.02

Residue on ignition, % Max

0.08

0.10

0.05

Heavy metal (Pb), % Max

0.002

0.002

0.001

Iron  ( Fe ) % Max

0.0005

0.001

0.0003

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.


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