China Food Composition Table

, and the data in it are all the contents of various nutrients in 1g

edible parts

(

peeled parts

except those that can't be eaten completely). For example, the query table of

known apple 2g

shows that the edible part is 76%, the carbohydrate is 13.5g

2 * .76 = 152

The carbohydrate contained in 2g apple is

152/1*13.5=2.52g

and so on.