Oxalix acid, in the leaves
Rhubarb leaves contain Oxalic Acid.
Oxalic Acid
Rhubarb leaves contain poisonous substances including oxalic acid
citric acid
Formic acid
photasio
An acid found in grapes is called maleic acid
Acetic acid (IUPAC name: ethanoic acid), CH3COOH.
Sulphuric acid Nitric acid Sulphurous acid Nitrous acid
Citric acid.
Aspirin is the trade name for acetylsalicylic acid.
It is butyric acid.
Potassium is the name of the acid found in banana.