MgSO4与味精极其相似,肉眼很难分辨,利用硫酸盐能使大豆蛋白凝固的特点,从而寻找一种快速简便的鉴别味精中MgSO4的方法,以便初步判断味精中是否掺入MgSO4。

Glutamate is a common condiment which is white granular crystal.It is reported that magnesium sulfate is mixed into glutamate to reduce costs in recent years.Magnesium sulfate is similar to glutamate and it is hard to be distinguished through naked eyes.A quick and convenient method for detecting glutamate mixed with magnesium sulfate was developed based on the characteristic that sulphate could enable solidification of soybean protein.This method can be used to evaluate whether glutamate is mixed with magnesium sulfate.