Tsinghua-Tech Melamine Powder 99.9% for Painting

Model NO.
99.9%
Trademark
no
Origin
China
HS Code
2933610000
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WEIFANG TAINUO CHEMICAL CO., LTD. Diamond / Audited Supplier
Product Name: Melamine ( an important nitrogen heterocycle organic chemical material) 
Molecular formula: C3N6H6. C3N3 (NH2)3  Weight : 126.12
 CAS No.:  108-78-1      EINECS No:203-615-4
Physical capability: White crystal powder, innoxious, flavorless. 
Relative density: 1570kg/m3  
Melting point: It be melt under 354ºC under ordinary pressure. 
Sublimation temperature: 300ºC
Dissolvability: It can dissolve in carbinol, formaldehyde, acetic acid, hot glycol, glycerin, pyridine; it lightly dissolve in water, ethanol; it cannot dissolve aether, benzene, and carbon tetrachloride. Its water solution presents alkalescence.
Chemical Capability: Melamine presents alkalescence, can react with various acidums to generate melamine salt. In strong acid or strong alkali liquor, melamine will hydrolyze—amidocyanogen will be slowly replaced by hydroxyl, thus generate cyanuric acid diacid amide, cyanuric acid monamide, and cyanuric acid. Among them, the reaction of melamine and formalin is the most important part.
appearance: white crystalline powder
chemical name: melamine; 1,3,5-triazine-2,4,6-triamido
Melamine Content (Sublined Method), %:  99.5Min
Moisture, %: 0.1Max
ASH, %: 0.03Max
   
SOLUBILITY IN FORMALDEHYED SOLUTION TEST; DISSOLVE COMPLETELY IN 10 MINUTES
Color (APHA): 20Max
Hazen (Kaolin Turbidity): 20Max
PH Value: 7.5~9.5