Thiourea
White and shiny crystals. Bitter taste. Density is 1.41. melting point 176 ~ 178 ° C. when heated will be decomposed. Soluble in water, heated to soluble in ethanol, very slightly soluble in ether. And is partially isomerized upon melting to form thiocyanate. the raw materials of drugs, dyes, resins, compression molding powder, also used for the rubber vulcanization accelerator, metal minerals flotation agent.
Product name: Thiourea (thiocarbamide) 99%min.2-Thiourea; Isothiourea; sulfocarbamide; sulfouren; sulourea; Thiocarbamide; Thiurea; THU; thio arbamid; sulphourea; carbamoylsulfamic acid Molecular Formula: CH4N2S CAS No.: 62-56-6 H.S Code: 29309090.90
Specification:
|
Purity |
99%min |
|
Loss after heated |
0.4% max |
|
Ash content |
0.1%max |
|
Insoluble in water |
0.02%max |
|
Thiocyanate (CNS) |
0.02%max |
|
Melting pointCentigrade degree |
171 |
Character: ThioureaWhite, glazed crystal, bitter, soluble in water, decompositing when heated, being complex with a lot of metals and inorganic salts. Use: widely applied in various industries such as medicine, agriculture, textile, printing-dyeing, chemical, metal-mine-selecting, laundering etc. It mainly uses in pharmaceutical raw material, bleaching agent in textile dyeing and printing, auxiliary of dyeing and anti-oxidant, and it can be used as rubber accelerator, floating agent, photo developing agent, prexide thiourea, cold wave etc. It is also used in resin compression molding powder electroplatin blue printing and boiler washing. In macromolecule material industry, it is used as catalysis agent and stabilizer of resinic producing, and it is also used in organic synthesization of sensitizing material, and medicine, medical, spicery materials in fine chemicals, and also can be applied in the recycling and separating of heavy metals.
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