It can also be prepared by reaction of bromochloromethane with sodium thiocyanate to obtain chloromethyl thiocyanate, and then it reacts with 2-mercapto-benzothiazole.
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。
Even when items are low-fat or low-calories, restaurant food tends to be very high in sodium – a major cause of high blood pressure.
尽管各方面是低脂或低卡路里,餐馆的食物往往是含有非常高的钠盐,是高血压的一个主要原因。
Sodium montmorillonite can be freeze-dried into a spongelike material known as an aerogel. Aerogels are famously fragile.
钠蒙脱石能被冷冻干燥成气凝胶——类似海绵状的物质。
These can be sulfate,nitrate, ammonia,sodium chloride and if these are small particles they can be dangerous because if they are inhaled they can reach the lungs."
VOA: standard.2010.04.16
However, when that gate is opened, the sodium channel is now going to be incredibly selective and only let through sodium ions and no other type of ion.
但是,当闸门打开的时候,钠离子通道,将会有极高的选择性,不允许除钠离子以外的任何其它离子通过。
So, the sodium over here and the chlorine over here, they will be attracted to one another.
当钠离子和氯离子在一块时,它们会相互吸引。
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