In order for sea salt to become edible salt, in addition to insoluble impurities, soluble magnesium chloride, calcium chloride and sulfate must be removed, and the best way is to replace it with ions, which is obviously not possible here.

Therefore, she first repeatedly removed impurities, and then used the method of saturation crystallization to sort out other impurities that could not be filtered.

To sum up, it is to dissolve, filter, evaporate, and crystallize.

Such salt does not taste bitter, is non-toxic and harmless.

It does not contain any additives and is susceptible to moisture.

"Did you hear me, hurry up!" Xia Yifan said excitedly to a few henchmen.

"Yunxi, with this recipe, it is equivalent to stepping into the imperial merchant with half a foot!" Summer......

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