健康专家表示，摄入小量三聚氰胺不会有危险，但如果摄入量很大，可导致肾结石，并会诱发肾衰竭。
Health experts say ingesting a small amount of melamine poses no danger, but in larger doses, it can cause kidney stones and lead to kidney failure.
萘系与三聚氰胺系减水率较低。
Serials of naphthalin and tripolycyanamide have low water reducing efficiency.
在氟化钾催化下，芳香醛与氰乙酸乙酯发生克脑文格尔缩合反应，得到高产率的缩合产物。
The knoevenagel condensation of aromatic aldehydes with ethyl cyanoacetate proceeds smoothly in the presence of potassium fluoride giving products in high yield.
另一种2-巯基苯并噻唑法是先将溴氯甲烷与硫氰化钠反应生成硫氰酸氯甲酯，然后硫氰酸氯甲酯与2-巯基苯并噻唑反应得到苯噻氰。
It can also be prepared by reaction of bromochloromethane with sodium thiocyanate to obtain chloromethyl thiocyanate, and then it reacts with 2-mercapto-benzothiazole.
三聚氰胺中毒的症状和迹象有哪些？
坏处：樱桃核含有多种氰苷。
维生素B12 (氰钴胺)
圣元在那次三聚氰胺风波中召回了部分产品。
Synutra recalled some of its products during the melamine scare.
之前鸡蛋又被爆出含有三聚氰胺因为它被添加进了饲料里。
It later emerged that eggs also contained melamine because it had been added to animal feed.
三聚氰胺广泛用于塑料、粘合剂、厨房台面、餐具、白板。
Melamine is widely used in plastics, adhesives, countertops, dishware, whiteboards.
三聚氰胺是一种经常被用于塑料和化肥中的工业化学用品。
Melamine is an industrial substance commonly used in plastics and fertilizers.
而三聚氰胺食用超过一定的量，可以导致肾结石甚至肾衰竭。
When ingested in large amounts, melamine can cause kidney stones and kidney failure.
专家说三聚氰胺可以通过象塑料餐具这样的物品以低量渗透进食物。
Experts say melamine sometimes accidentally leaches into the food supply in low levels, from things like plastic dinnerware.
只有每千克三聚氰胺含量低于2.5毫克的产品才被允许进入欧盟。
Only products containing less than 2.5 milligrams of melamine per kilo will be allowed into the EU.
然而，此前科学家并不知道这一过程中可能会积累多少含量的三聚氰胺。
However, scientists did not know how much melamine might accumulate in eggs from this process, until now.
它的味道和气味都取决于生氰配糖物的量，这种物质是有剧毒的。
The taste, as well as the smell, all depends on the amount of cyanogenic glucosides, which are in fact, extremely poisonous.
那么，让我们来算一下已经,用过的一些例子的形式电荷，那么对于氰离子。
So, let's just figure this out for some of the examples we did, so for the cyanide anion.
这意味着一个体重50公斤的人，对三聚氰胺的每日耐受摄入量为10毫克。
This means a person who weighs 50 kg can tolerate up to 10 mg of melamine per day.
委员会还启动了新的工作项目，其中包括制定食品和饲料中三聚氰胺的最高限量。
The Commission also launched new work projects, among them establishing maximum levels for melamine in food and feed.
山德罗夫说，从健康角度来说，对美国产品中发现的三聚氰胺，公众“不必担忧”。
The melamine found in U.S.-made products 'is no cause for concern' from a health standpoint, Sundloff said.
三聚氰胺也被证明在某些情况下对动物有致癌影响，但没有足够的证据判断其对人类的致癌风险。
Melamine has also been shown to have carcinogenic effects in animals in certain circumstances, but there is insufficient evidence to make a judgment on carcinogenic risk in humans.
如果存在三聚氰胺，将会形成一种沉淀物质，这也可以同时通过肉眼观察和分光光度法进行判断。
If melamine is present, a precipitant is formed, which can also be assessed both visually and by spectrophotometry.
那么，让我们来试一下另外一个例子，这次不是一个中性原子,而是一个离子，氰离子。
So, let's try another example here, and let's try a case now where instead of dealing with a neutral molecule we have an ion, so we have c n minus.
这项研究运用金纳米粒子以及一种双色沉淀测试，开发出一种既简便又精确的检测三聚氰胺的方法。
This study develops a facile and accurate approach towards detection of melamine utilizing gold nanoparticles and a dual color and precipitation test.
自然产生的毒素，例如真菌毒素、海洋生物毒素、生氰苷和有毒蘑菇产生的毒素，定期引起严重中毒。
Naturally occurring toxins, such as mycotoxins, Marine biotoxins, cyanogenic glycosides and toxins occurring in poisonous mushrooms, periodically cause severe intoxications.
自然产生的毒素，例如真菌毒素、海洋生物毒素、生氰苷和有毒蘑菇产生的毒素，定期引起严重中毒。
Naturally occurring toxins, such as mycotoxins, Marine biotoxins, cyanogenic glycosides and toxins occurring in poisonous mushrooms, periodically cause severe intoxications.
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