A can of Coca-Cola currently simply refers to its specialist ingredients as ‘Natural flavourings including caffeine’ alongside carbonated water, sugar, phosphoric acid and colour (Caramel E150d).
而可口可乐被看作是“超自然的搭配咖啡因”的饮品，并添加碳酸、糖以及磷酸色 素配置而成。
2
In the solution of 6.6M hydrochloric acid the colour reaction has a high sensitivity and a better stability.
在6.6M酸度条件下，其呈色反应具有较高的灵敏度，稳定性好。
3
The process formula of acid bright copper plating, acid bright nickel plating, (silver) plating and various colour gold plating on fresh flowers were presented.