Fruit Name Plum Plum Lemon

PH value 1.5 2.5 2.0

Liu Ding strawberry lotus spray

2.8 3.0 2.8

The sour fruit is shown in the following table:

Fruit name pear papaya plantain

PH value 3.5 4.5 4.9

Apples, grapes and peaches

4.9 4.5 4.2

Pineapple tomato

4.0 4.8

Low-acid fruits are as follows:

Fruit Name Banana Watermelon Litchi

PH value 5. 1 6.6 5.0

Pomegranate peach

5.0 6.8