Melamine characters for pure white single inclined arris crystals, tasteless, soluble in water, soluble in cold water, very slightly soluble in hot ethanol, insoluble in ether, benzene and carbon tetrachloride, soluble in methanol and formaldehyde, acetic acid, hot glycol, glycerin, pyridine etc. low toxicity. Under normal circumstances, but more stable at high temperatures could decompose emit cyanide.
The human body for melamine tolerate standard:
Melamine is an low-toxic of chemicals raw materials. Animal experiment results show that the inside animals metabolic quickly and not saved, and main influencing urinary system.
Melamine gage and clinical disease between exists obvious concentration-response relationship. melamine in infant body biggest tolerance for each kilogram milk powder 15 milligrams. Experts to infant formula powder from contaminated the risk assessment with that weight 7 kilograms of babies, for example, suppose daily intake milk powder, its safe 150 grams of advance value namely biggest tolerance for 15 mg/kg milk powder.