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Melamine
specifications:
1) manufacturer 2) delivery on time 3) good quality and reputation 4) competitive price
5) Melamine 99.8% powder
6) Chemical name: MELAMINE
CAS No.: 108-78-1
Molecular formula: C3N3(NH2)3
Molecular weight: 126
Physical and chemical properties:
Melamine is a white monoclinic crystal with high melting point.
Its sp.gr.1.573, m.p.354. It will decompose when the temperature is higher than m.p.
It is difficultly soluble in water, ethylene glycol, glycerin and pyridine, slightly soluble in ethyl alcohol, insoluble in ether, benzene and carbon tetrachloride.
The aqueous solution appears weak alkaline characteristic.
Method of manufacture:
Melamine is manufactured by the reaction of urea under high pressure and high temperature.
Usage:
Melamine is mainly used in laminates, wood adhesives, surface coatings, moulding compounds, flame retardants, textile and paper treating, fluorescent pigments, leather tanning agents, concrete additives etc.
Standard:
Items | specification | |
super fine grade | firs grade | |
Appearance | White powder, impurity free | |
purity | ≥99.95 | ≥99.8 |
moisture | 0.1wt% (max) | |
APHA color | 20 (max) | |
Ash content | 0.03wt% (max) | |
iron content | 1.0ppm (max) | |
melting point | 354 | |
heat capacity | 0.29kcal/kg | |
bulk density | 800kg/m3 | |
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