And they wanted to use a soluble salt of citric acid, so they could have used sodium, they could have used potassium.
而且他们想用一种柠檬酸的可溶性盐，他们本可以用钠，也可以用钾。
2
The optimum formula for the soft drink was as follows: dried litchi juice with soluble solids content about 10 percent, additional 10 percent sugar and 0.18 percent citric acid.