1)export countries:thailand,korea,india,iran,russia 2)technology:one step qinghua 3)purity:99.95 4)make a test half an hour
melamine 1)melamine is a fine ,nontoxictic and odorless crystalline powder used in the manufactures of thousands of product worldwide.As a trizine compund ,it can be reacted with formaldehyde and other chemcial to form products that are durable ,chemcial-resistant,and water-resistant,heat resistant,as well as having many other specical qualities which are applicable to adhesisves ,fire retardants ,vinyl floor tile,plastic laminates ,concrete superplasticcizer,coating,paper,rubber ,plastic
molding compouds ,amino crosslinks and textile application.In resin form ,melamine can be used in dinnerware and beverage cans.
2) Physical and Chemical Properties
Appearance: White crystalline powder.
Odor: odorless
Taste: not available
Molecular weight: 126.12 g/mole
pH (1% soln/water): not available
Boiling Point: >250°C(sublimes )
Melting Point: 354°C (dcomposes)
Critical Temperature: not available
Specific Gravity: 1.573 (water =1)
Vapor Density (Air=1): 4.34
Vapor Pressure (mm Hg): 50mmHg (315°C)
Volatility: not available
Odor Threshold: not available
Water/Oil Dist. Coeff: not available
Iconicity (in water : not available
Dispersion properties: see solubility in water
Solubility: partially soluble in cold water. Insoluble in diethyl ether.
3) Stability and Reactivity
Stability: the product is stable
Instability Temperature: Not available.
Conditions of instability: dust generation, excess heat, incompatible materials.
Incompatibility with various substances: reactive with oxidizing agents, acids.
Corrosivity: not available.
Special remarks on reactivity: not available
Special remarks on corrosivity: not available
Polymerization: will not occur.
4)quality specification:
melamine content :99.8% min
moisture content:0.1%max
ash content:003% max
PH value :7.5-9.5
formaldehyde solbility:20max
turbidlity degree :20 max
melamine 2,4,6-triamino-1,3,5-triazine
