960b8e47_ngredient_List___Berkley_Green__WHAT_DOES_IT_DO_
[INGREDIENT] Sodium Carbonate [WHAT IS IT?] Mineral alkalinity builder or good old fashion washing soda. [WHAT DOES IT DO?] 
It helps to soften hard water to enable the cleaning ingredients to perform better.
Green Ingredient List | Berkley Green
WHAT DOES IT DO?