CH4N2S CAS No. 62-56-6 Factory Price Thiourea for sale

CAS No. : 62-56-6
Purity  ≥99.5,98.5,98%
GradeDyestuff Intermediates,/Syntheses Material Intermediates
Packaging25kg/ woven bag, inner PE bag.20 Tons/20′ FCL without pallet
Loading PortQingdao, Shanghai.China
Payment TT/LC
Supplying3000tons/ month


Thiourea is a white and shiny crystal. Bitter taste. Raw materials for the manufacture of medicines, dyes, resins, and compression molding powders. It is also used as a vulcanization accelerator for rubber and a flotation agent for metal minerals.

China Thiourea for Sale, ROSS Chem is a China Thiourea supplier.

Basic Info

CAS No. :62-56-6
Molecular Weight: 76.12
Linear Formula : CH4N2S
EINECS: 200-543-5
CatagoryToxic substances, highly toxic
Purity ≥ 99,98.5% , 98%
HS Code29309070


White and shiny crystal



Melting point170-176°C (lit.)
Boiling point263.89 °C (lit.)
Vapor density/
Vapor Pressure/
Refractive Index1.53
Storage temp.Store below +30°C.
Solubilitywater: soluble137g/L at 20°C
ColorWhite to almost white
Acidity coefficient (pKa)-1.0(at 25℃)
Water Solubility13.6 g/100 mL (20 ºC)
Stability:Stable. Incompatible with strong acids, strong bases, strong oxidizing agents, metallic salts, proteins, hydrocarbons. May react violently with acrolein.


Specifications   Best grade   Frist gradeQualified grade
Content of thiourea,% min         99.0   98.5     98.0
Loss after heated,% max         0.40   0.50     1.00
Ash    content,%max         0.10   0.15     0.80
Waterinsoluble matter,% max         0.02   0.05     0.10
Suiforho danide(with CNS-),% max         0.02   0.05     0.10
Melting point         171   170       —  


  • Used to synthesize sulfathiazole, methionine and other medicine raw materials.
  • Used as a raw material for dyes and dyeing auxiliaries, resins and compression powders.
  • It can also be used as a vulcanization accelerator for rubber and a flotation agent for metal minerals.
  • Catalyst for phthalic anhydride and fumaric acid.
  • Metal corrosion inhibitor.
  • In photographic materials, it can be used as a developer and toner.
  • It can also be used in the electroplating industry.
  • Thiourea is also used as a fertilizer.

Packing and Loading

25kg/ woven bag, inner PE bag. 20 Tons/20′ FCL without pallet

Safety Information

  • Hazard Class:6.1
  • Hazard Codes: Xn, N,Xi


Hazardous combustion products: nitrogen oxides, sulfur oxides.
Fire extinguishing method: Use water, foam, carbon dioxide, sand to extinguish the fire.


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