For the purpose of this chapter, the word "syrup" shall be defined as being the compound mixture or basic ingredients used in the making, mixing or compounding of soft drinks by the mixing with it of water, ice, fruits, milk or any other product suitable to make a complete soft drink, among such syrups being such products as coca-cola syrup, chero-cola syrup, lemon syrup, vanilla syrup, chocolate syrup, rock candy syrup, simple syrup, nu-grape syrup, cherry smash syrup and all prepared syrups sold for the purpose of mixing soft drinks.