melamine 2,4,6-triamino-1,3,5-triazine

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